GE P642 Page 287 Technical Manual Download

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CHAPTER 13

MONITORING AND CONTROL

Summary of Contents for P642

Page 1: ...GE Energy Connections Grid Solutions MiCOM P40 Agile P642 P643 P645 Technical Manual Transformer Protection IED Hardware Version M P Software Version 06 Publication Reference P64x TM EN 1 3 ...

Page 2: ......

Page 3: ... 18 4 3 UL CSA CUL Requirements 19 4 4 Fusing Requirements 19 4 5 Equipment Connections 20 4 6 Protection Class 1 Equipment Requirements 20 4 7 Pre energisation Checklist 21 4 8 Peripheral Circuitry 21 4 9 Upgrading Servicing 22 5 Decommissioning and Disposal 23 6 Standards Compliance 24 6 1 EMC Compliance 2004 108 EC 24 6 2 Product Safety 2006 95 EC 24 6 3 R TTE Compliance 24 6 4 UL CUL Complianc...

Page 4: ... 1 Chapter Overview 65 2 Sofware Design Overview 66 3 System Level Software 67 3 1 Real Time Operating System 67 3 2 System Services Software 67 3 3 Self Diagnostic Software 67 3 4 Startup Self Testing 67 3 4 1 System Boot 67 3 4 2 System Level Software Initialisation 68 3 4 3 Platform Software Initialisation and Monitoring 68 3 5 Continuous Self Testing 68 4 Platform Software 70 4 1 Record Loggin...

Page 5: ...sformer Differential Protection 97 1 Chapter Overview 99 2 Transformer Differential Protection Principles 100 2 1 Through Fault Stability 100 2 2 Bias Current Compensation 100 2 3 Three phase Transformer Connection Types 101 2 4 Phase and Amplitude Compensation 104 2 5 Zero Sequence Filtering 105 2 6 Magnetising Inrush Restraint 105 2 7 Overfluxing Restraint 106 3 Implementation 107 3 1 Defining t...

Page 6: ...r Application 138 5 10 2 CT Requirements Small Busbar Application 139 Chapter 7 Transformer Condition Monitoring 141 1 Chapter Overview 143 2 Thermal Overload Protection 144 2 1 Thermal Overload Implementation 144 2 1 1 Thermal Overload Bias Current 145 2 2 The Thermal Model 146 2 2 1 Top Oil Temperature Caculations 146 2 2 2 Hotspot Caculations 146 2 2 3 Thermal State Measurement 147 2 3 Applicat...

Page 7: ...on Application 179 5 2 1 Setting Guidelines for Biased Operation 179 5 2 2 Low Impedance REF Scaling Factor 179 5 2 3 Parameter Calculations 179 5 2 4 Dual CB Application with Different Phase CT Ratios 180 5 2 5 Dual CB Application with Same Phase CT Ratios 181 5 2 6 CT Requirements Low Impedance REF 181 5 3 High Impedance REF Protection Application 183 5 3 1 High Impedance REF Operating Modes 183...

Page 8: ... Directional Element 218 6 4 1 Residual Voltage Polarisation 218 6 4 2 Negative Sequence Polarisation 219 6 5 Application Notes 220 6 5 1 Setting Guidelines Non directional 220 6 5 2 Setting Guidelines Directional Element 221 7 Second Harmonic Blocking 222 7 1 Second Harmonic Blocking Implementation 222 7 2 Second Harmonic Blocking Logic 223 7 3 EF Second Harmonic Blocking Logic 223 7 4 Applicatio...

Page 9: ...elayed Overfluxing Protection 255 2 1 2 5th Harmonic Blocking 256 2 1 3 Overfluxing Protection Logic 256 2 2 Application Notes 257 2 2 1 Overfluxing Protection Setting Guidelines 257 3 Frequency Protection 259 3 1 Underfrequency Protection 259 3 1 1 Underfrequency Protection Implementation 259 3 1 2 Underfrequency Protection logic 259 3 1 3 Application Notes 260 3 2 Overfrequency Protection 260 3 ...

Page 10: ...plementation 291 3 2 CTS Logic 292 3 3 Application Notes 293 3 3 1 Setting Guidelines 293 4 Trip Circuit Supervision 294 4 1 Trip Circuit Supervision Scheme 1 294 4 1 1 Resistor Values 294 4 1 2 PSL for TCS Scheme 1 295 4 2 Trip Circuit Supervision Scheme 2 295 4 2 1 Resistor Values 296 4 2 2 PSL for TCS Scheme 2 296 4 3 Trip Circuit Supervision Scheme 3 296 4 3 1 Resistor Values 297 4 3 2 PSL for...

Page 11: ...32 6 1 8 Time Synchronisation 332 6 1 9 Courier Configuration 333 6 2 IEC 60870 5 103 334 6 2 1 Physical Connection and Link Layer 334 6 2 2 Initialisation 335 6 2 3 Time Synchronisation 335 6 2 4 Spontaneous Events 335 6 2 5 General Interrogation GI 335 6 2 6 Cyclic Measurements 335 6 2 7 Commands 335 6 2 8 Test Mode 336 6 2 9 Disturbance Records 336 6 2 10 Command Monitor Blocking 336 6 2 11 IEC...

Page 12: ...ad Only Settings 370 7 5 Read Only DDB Signals 370 8 Time Synchronisation 371 8 1 Demodulated IRIG B 371 8 1 1 IRIG B Implementation 371 8 2 SNTP 372 8 3 Time Synchronsiation using the Communication Protocols 372 Chapter 17 Cyber Security 373 1 Overview 375 2 The Need for Cyber Security 376 3 Standards 377 3 1 NERC Compliance 377 3 1 1 CIP 002 378 3 1 2 CIP 003 378 3 1 3 CIP 004 378 3 1 4 CIP 005 ...

Page 13: ...ons 401 4 13 RS232 connection 401 4 14 Download Monitor Port 401 4 15 GPS Fibre Connection 401 4 16 Fibre Communication Connections 401 4 17 RTD Connections 402 4 18 CLIO Connections 403 5 Case Dimensions 404 5 1 Case Dimensions 40TE 404 5 2 Case Dimensions 60TE 405 5 3 Case Dimensions 80TE 406 Chapter 19 Commissioning Instructions 407 1 Chapter Overview 409 2 General Guidelines 410 3 Commissionin...

Page 14: ...jection Tests 424 5 3 1 Test Current Inputs 424 5 3 2 Test Voltage Inputs 425 6 Setting Checks 426 6 1 Apply Application specific Settings 426 6 1 1 Transferring Settings from a Settings File 426 6 1 2 Entering settings using the HMI 426 7 Checking the Differential Element 428 7 1 Using the Omicron Advanced Module 428 8 Protection Timing Checks 431 8 1 Bypassing the All Pole Dead Blocking Conditio...

Page 15: ... Specifications 453 1 Chapter Overview 455 2 Interfaces 456 2 1 Front Serial Port 456 2 2 Download Monitor Port 456 2 3 Rear Serial Port 1 456 2 4 Fibre Rear Serial Port 1 456 2 5 Rear Serial Port 2 457 2 6 IRIG B Demodulated 457 2 7 IRIG B Modulated 457 2 8 Rear Ethernet Port Copper 457 2 9 Rear Ethernet Port Fibre 458 2 9 1 100 Base FX Receiver Characteristics 458 2 9 2 100 Base FX Transmitter C...

Page 16: ...Compliance 470 9 1 EMC Compliance 2004 108 EC 470 9 2 Product Safety 2006 95 EC 470 9 3 R TTE Compliance 470 9 4 UL CUL Compliance 470 9 5 ATEX Compliance 470 9 6 IDMT standards 471 10 Mechanical Specifications 472 10 1 Physical Parameters 472 10 2 Enclosure Protection 472 10 3 Mechanical Robustness 472 10 4 Transit Packaging Performance 472 11 Ratings 473 11 1 AC Measuring Inputs 473 11 2 Current...

Page 17: ...5 Surge Withstand Capability 480 16 6 Surge Immunity Test 481 16 7 Immunity to Radiated Electromagnetic Energy 481 16 8 Radiated Immunity from Digital Communications 481 16 9 Radiated Immunity from Digital Radio Telephones 481 16 10 Immunity to Conducted Disturbances Induced by Radio Frequency Fields 481 16 11 Magnetic Field Immunity 482 16 12 Conducted Emissions 482 16 13 Radiated Emissions 482 1...

Page 18: ...Contents P64x xvi P64x TM EN 1 3 ...

Page 19: ...atic 47 Figure 18 Frequency response 48 Figure 19 Transformer board 49 Figure 20 Input board 50 Figure 21 Standard output relay board 8 contacts 51 Figure 22 IRIG B board 52 Figure 23 Fibre optic board 53 Figure 24 Rear communication board 54 Figure 25 Ethernet board 54 Figure 26 Redundant Ethernet board 56 Figure 27 RTD board 58 Figure 28 RTD board 59 Figure 29 High Break relay output board 61 Fi...

Page 20: ...gure 56 Single bus differential protection zone 131 Figure 57 Busbar biased differential protection 133 Figure 58 Shunt Reactor single line diagram 134 Figure 59 P643 Using spare CT input for overcurrent protection 136 Figure 60 Stub Bus arrangement 137 Figure 61 Stub Bus Scheme Logic 138 Figure 62 Transformer losses 144 Figure 63 Through fault alarm logic 155 Figure 64 P645 used to protect an aut...

Page 21: ...ion of current pickup level for voltage controlled overcurrent protection 211 Figure 99 Negative Sequence Overcurrent logic non directional operation 212 Figure 100 Negative Phase equence Overcurrent logic directional operation 213 Figure 101 Non directional EF logic single stage 217 Figure 102 IDG Characteristic 218 Figure 103 Directional EF logic with neutral voltage polarization single stage 21...

Page 22: ... 137 TCS Scheme 2 295 Figure 138 PSL for TCS Scheme 2 296 Figure 139 TCS Scheme 3 296 Figure 140 PSL for TCS Scheme 3 297 Figure 141 Scheme Logic Interfaces 303 Figure 142 Trip LED logic 307 Figure 143 RS485 biasing circuit 318 Figure 144 Remote communication using K Bus 319 Figure 145 IED attached to separate LANs 322 Figure 146 IED attached to redundant Ethernet star or ring circuit 323 Figure 1...

Page 23: ...395 Figure 164 Rack mounting of products 396 Figure 165 Terminal block types 398 Figure 166 40TE case dimensions 404 Figure 167 60TE case dimensions 405 Figure 168 80TE case dimensions 406 Figure 169 RP1 physical connection 422 Figure 170 Remote communication using K bus 423 Figure 171 Operating Characteristic Diagram 429 Figure 172 Trip Time Test Plane 429 Figure 173 Harmonic Restraint Test Plane...

Page 24: ...Table of Figures P64x xxii P64x TM EN 1 3 ...

Page 25: ...CHAPTER 1 INTRODUCTION ...

Page 26: ...Chapter 1 Introduction P64x 2 P64x TM EN 1 3 ...

Page 27: ...nical manual and an introduction to the device s described in this technical manual This chapter contains the following sections Chapter Overview 3 Foreword 4 Product Scope 6 Features and Functions 8 Compliance 10 Functional Overview 11 P64x Chapter 1 Introduction P64x TM EN 1 3 3 ...

Page 28: ...ining troubleshooting or operating any of the products within the specified product range This includes installation and commissioning personnel as well as engineers who will be responsible for operating the product The level at which this manual is written assumes that installation and commissioning engineers have knowledge of handling electronic equipment Also system and protection engineers hav...

Page 29: ... is available on the GE website or from the GE contact centre We would like to highlight the following changes of nomenclature however The word relay is no longer used to describe the device itself Instead the device is referred to as the IED Intelligent Electronic Device the device or the product The word relay is used purely to describe the electromechanical components within the device i e the ...

Page 30: ...s a single phase voltage transformer and an optional three phase voltage transformer to support directionalisation and a range of voltage related functions including undervoltage overvoltage and residual overvoltage protection The P645 provides 18 on board CTs to support three winding 3 phase power transformers and other applications needing 5 sets of 3 phase current inputs a single phase voltage ...

Page 31: ...erence change Changes to default PSL Hardware version P P642 M P643 5 Software version 06 IEC61850 9 2LE Edition 2 Hardware version P P645SV Software version 20 Figure 1 P64x version evolution 3 2 ORDERING OPTIONS All current models and variants for this product are defined in an interactive spreadsheet called the CORTEC This is available on the company website Alternatively you can obtain it via ...

Page 32: ...ng 46 NgcPTOC Negative sequence overcurrent 4 stages per winding 67 OcpPTOC Directional Phase Overcurrent protection 4 stages per winding 67N EfdPTOC Directional earth fault overcurrent protection 4 stages per winding 50BF RBRF CB Failure Breaker Fail protection 2 stages per winding 2 3 5 27 VtpPhsPTUV Undervoltage protection 2 stages 59 VtpPhsPTOV Overvoltage protection 2 stages 59N VtpResPTOV Re...

Page 33: ... Stamping of Opto inputs Yes Yes 4 4 COMMUNICATION FUNCTIONS The device offers the following communication functions Feature ANSI NERC compliant cyber security Front RS232 serial communication port for configuration 16S Rear serial RS485 communication port for SCADA control 16S 2nd Additional rear serial communication ports for SCADA control and teleprotection fibre and copper optional 16S Etherne...

Page 34: ... of extensive testing and certification processes to ensure and prove compatibility with all target markets A detailed description of these criteria can be found in the Technical Specifications chapter Chapter 1 Introduction P64x 10 P64x TM EN 1 3 ...

Page 35: ... RTDs MEASI MEASO Always Available Optional or Specific Transformer Differential Protection P64x 1 The three phase VT input is optional 2 The 27 59 59N and VTS functions require the three phase VT input 3 The frequency required by the 81 function is obtained from any analog signal but the voltage signals have priority over the current signals virtual Thru CTS DIFF Figure 2 Functional overview P64x...

Page 36: ...Chapter 1 Introduction P64x 12 P64x TM EN 1 3 ...

Page 37: ...CHAPTER 2 SAFETY INFORMATION ...

Page 38: ...Chapter 2 Safety Information P64x 14 P64x TM EN 1 3 ...

Page 39: ...rsonnel safe at all times You must be familiar with information contained in this chapter before unpacking installing commissioning or servicing the equipment This chapter contains the following sections Chapter Overview 15 Health and Safety 16 Symbols 17 Installation Commissioning and Servicing 18 Decommissioning and Disposal 23 Standards Compliance 24 P64x Chapter 2 Safety Information P64x TM EN...

Page 40: ... equipment and the system to which it is being connected familiar with accepted safety engineering practises and are authorised to energise and de energise equipment in the correct manner trained in the care and use of safety apparatus in accordance with safety engineering practises trained in emergency procedures first aid The documentation provides instructions for installing commissioning and o...

Page 41: ...he equipment Warning Risk of electric shock Earth terminal Note This symbol may also be used for a protective conductor earth terminal if that terminal is part of a terminal block or sub assembly Protective conductor earth terminal Instructions on disposal requirements Note The term Earth used in this manual is the direct equivalent of the North American term Ground P64x Chapter 2 Safety Informati...

Page 42: ...ntation before installing commissioning or servicing the equipment Caution Always use the equipment as specified Failure to do so will jeopardise the protection provided by the equipment Warning Removal of equipment panels or covers may expose hazardous live parts Do not touch until the electrical power is removed Take care when there is unlocked access to the rear of the equipment Warning Isolate...

Page 43: ...urface of a Type 1 enclosure as defined by Underwriters Laboratories UL Caution To maintain compliance with UL and CSA CUL install the equipment using UL CSA recognised parts for cables protective fuses fuse holders and circuit breakers insulation crimp terminals and replacement internal batteries 4 4 FUSING REQUIREMENTS Caution Where UL CSA listing of the equipment is required for external fuse p...

Page 44: ...e of 1 3 Nm Tighten captive screws of terminal blocks to 0 5 Nm minimum and 0 6 Nm maximum Caution Always use insulated crimp terminations for voltage and current connections Caution Always use the correct crimp terminal and tool according to the wire size Caution Watchdog self monitoring contacts are provided to indicate the health of the device on some products We strongly recommend that you har...

Page 45: ...tions that are pre wired but not used should be earthed or connected to a common grouped potential 4 7 PRE ENERGISATION CHECKLIST Caution Check voltage rating polarity rating label equipment documentation Caution Check CT circuit rating rating label and integrity of connections Caution Check protective fuse or miniature circuit breaker MCB rating Caution Check integrity of the PCT connection Cauti...

Page 46: ...ning Take extreme care when using external test blocks and test plugs such as the MMLG MMLB and P990 as hazardous voltages may be exposed Ensure that CT shorting links are in place before removing test plugs to avoid potentially lethal voltages 4 9 UPGRADING SERVICING Warning Do not insert or withdraw modules PCBs or expansion boards from the equipment while energised as this may result in damage ...

Page 47: ...rallel which may still be charged To avoid electric shock discharge the capacitors using the external terminals before decommissioning Caution Avoid incineration or disposal to water courses Dispose of the equipment in a safe responsible and environmentally friendly manner and if applicable in accordance with country specific regulations P64x Chapter 2 Safety Information P64x TM EN 1 3 23 ...

Page 48: ...quired for use in an outdoor environment it must be mounted in a cabinet with the appropriate degree of ingress protection 6 3 R TTE COMPLIANCE Radio and Telecommunications Terminal Equipment R TTE directive 99 5 EC Conformity is demonstrated by compliance to both the EMC directive and the Low Voltage directive to zero volts 6 4 UL CUL COMPLIANCE If marked with this logo the product is compliant w...

Page 49: ...Compliance demonstrated by Notified Body Type Examination Certificate ATEX Potentially Explosive Atmospheres directive 94 9 EC for equipment P64x Chapter 2 Safety Information P64x TM EN 1 3 25 ...

Page 50: ...Chapter 2 Safety Information P64x 26 P64x TM EN 1 3 ...

Page 51: ...CHAPTER 3 HARDWARE DESIGN ...

Page 52: ...Chapter 3 Hardware Design P64x 28 P64x TM EN 1 3 ...

Page 53: ...about the product s hardware design This chapter contains the following sections Chapter Overview 29 Hardware Architecture 30 Mechanical Implementation 31 Front Panel 34 Rear Panel 38 Boards and Modules 40 P64x Chapter 3 Hardware Design P64x TM EN 1 3 29 ...

Page 54: ... There is also a separate serial data bus for conveying sampled data from the input module to the CPU These parallel and serial databuses are shown as a single interconnection module in the following figure which shows typical modules and the flow of data between them Communications Analogue Inputs I O Interconnection Output relay boards Opto input boards CTs VTs RS485 modules Ethernet modules Key...

Page 55: ...roducts are implemented in a range of case sizes Case dimensions for industrial products usually follow modular measurement units based on rack sizes These are U for height and TE for width where 1U 1 75 inches 44 45 mm 1TE 0 2 inches 5 08 mm The products are available in panel mount or standalone versions All products are nominally 4U high This equates to 177 8 mm or 7 inches The cases are pre fi...

Page 56: ...nterface board for fibre based RS485 connection demodulated IRIG B 2nd rear communications board Interface board for RS232 RS485 connections 2nd rear communications board with IRIG B input Interface board for RS232 RS485 IRIG B connections 100 MHz Ethernet board Standard 100 MHz Ethernet board for LAN connection fibre copper 100 MHz Ethernet board with modulated IRIG B Standard 100 MHz Ethernet bo...

Page 57: ...sistive Temperature Device inputs CLIO board Contains 4 current loop inputs and 4 current loop outputs High Break Output Relay Board Output relay board with high breaking capacity relays P64x Chapter 3 Hardware Design P64x TM EN 1 3 33 ...

Page 58: ...e hinged covers at the top and bottom of the front panel are shown open An optional transparent front cover physically protects the front panel Figure 5 Front panel 60TE The front panel consists of Top and bottom compartments with hinged cover LCD display Keypad 9 pin D type serial port 25 pin D type parallel port Fixed function LEDs Function keys and LEDs 60TE and 80TE models Programmable LEDs 60...

Page 59: ...s Monochrome LCD display 3 lines of 16 characters displays selected option Figure 6 HMI panel Note As the LCD display has a resolution of 16 characters by 3 lines some of the information is in a condensed mnemonic form 4 1 3 FRONT SERIAL PORT SK1 The front serial port is a 9 pin female D type connector providing RS232 serial data communication It is situated under the bottom hinged cover and is us...

Page 60: ... a 25 pin D type connector It is used for commissioning downloading firmware updates and menu text editing 4 1 5 FIXED FUNCTION LEDS Four fixed function LEDs on the left hand side of the front panel indicate the following conditions Trip Red switches ON when the IED issues a trip signal It is reset when the associated fault record is cleared from the front display Also the trip LED can be configur...

Page 61: ...EDs for most models are tri colour and can be set to RED YELLOW or GREEN However the programmable LEDs for some models are single colour red only The single colour LEDs can be recognised by virtue of the fact they are large and slightly oval whereas the tri colour LEDs are small and round P64x Chapter 3 Hardware Design P64x TM EN 1 3 37 ...

Page 62: ...cribed in this manual It also does not show the full range of available boards just a typical arrangement Not all slots are the same size The slot width depends on the type of board or terminal block For example HD heavy duty terminal blocks as required for the analogue inputs require a wider slot size than MD medium duty terminal blocks The board positions are not generally interchangeable Each s...

Page 63: ...ure 8 Terminal block types Note Not all products use all types of terminal blocks The product described in this manual may use one or more of the above types P64x Chapter 3 Hardware Design P64x TM EN 1 3 39 ...

Page 64: ...terminal block bolted onto the rear of the case as is the case for most of the other board types Figure 9 Rear connection to terminal block 6 2 SUBASSEMBLIES A sub assembly consists of two or more boards bolted together with spacers and connected with electrical connectors It may also have other special requirements such as being encased in a metal housing for shielding against electromagnetic rad...

Page 65: ...ing the data communication and user interfaces This is the only board that does not fit into one of the slots It resides in the front panel and connects to the rest of the system using an internal ribbon cable The LCD and LEDs are mounted on the processor board along with the front panel communication ports The memory on the main processor board is split into two categories volatile and non volati...

Page 66: ... to it There are three board types which support the following voltage ranges 24 54 V DC 48 125 V DC or 40 100V AC 110 250 V DC or 100 240V AC The power supply board connector plugs into a medium duty terminal block This terminal block is always positioned on the right hand side of the unit looking from the rear The power supply board is usually assembled together with a relay output board to form...

Page 67: ... driving the output relay coils All power supply voltages including the 0 V earth line are distributed around the unit by the 64 way ribbon cable The power supply board incorporates inrush current limiting This limits the peak inrush current to approximately 10 A Power is applied to pins 1 and 2 of the terminal block where pin 1 is negative and pin 2 is positive The pin numbers are clearly marked ...

Page 68: ...tchdog facility provides two output relay contacts one normally open and one normally closed These are used to indicate the health of the device and are driven by the main processor board which continually monitors the hardware and software when the device is in service Chapter 3 Hardware Design P64x 44 P64x TM EN 1 3 ...

Page 69: ...wo for the signal connection and the third for the earth shield of the cable These are located on pins 16 17 and 18 of the power supply terminal block which is on the far right looking from the rear The interface can be selected between RS485 and K bus When the K Bus option is selected the two signal connections are not polarity conscious The polarity independent K bus can only be used for the Cou...

Page 70: ...mer board The instrument transformer board contains the voltage and current transformers which isolate and scale the analogue input signals delivered by the system transformers The input board contains the A D conversion and digital processing circuitry as well as eight digital isolated inputs opto inputs The boards are connected together physically and electrically The module is encased in a meta...

Page 71: ...function of the input board is to read in the state of the digital inputs As with the analogue inputs the digital inputs must be electrically isolated from the power system This is achieved by means of the 8 on board optical isolators for connection of up to 8 digital signals The digital signals are passed through an optional noise filter before being buffered and presented to the unit s processin...

Page 72: ...0 8 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 50 Hz 600 Hz 1200 Hz V00301 Fourier response without anti aliasfilter Fourier response with anti aliasfilter Aliasfrequency Figure 18 Frequency response For power frequencies that are not equal to the selected rated frequency the harmonics are attenuated to zero amplitude For small deviations of 1 Hz this is not a problem but to allow fo...

Page 73: ...ge transformers to levels that can be used by the devices electronic circuitry In addition to this the on board CT and VT transformers provide electrical isolation between the unit and the power system The transformer board is connected physically and electrically to the input board to form a complete input module For terminal connections please refer to the wiring diagrams P64x Chapter 3 Hardware...

Page 74: ...nt to the analogue inputs HD terminal block The input board is connected physically and electrically to the transformer board to form a complete input module The terminal numbers of the opto inputs are as follows Terminal Number Opto input Terminal 1 Opto 1 ve Terminal 2 Opto 1 ve Terminal 3 Opto 2 ve Terminal 4 Opto 2 ve Terminal 5 Opto 3 ve Terminal 6 Opto 3 ve Terminal 7 Opto 4 ve Terminal 8 Op...

Page 75: ...ere are two cut out locations in the board These can be removed to allow power supply components to protrude when coupling the output relay board to the power supply board If the output relay board is to be used independently these cut out locations remain intact The terminal numbers are as follows Terminal Number Output Relay Terminal 1 Relay 1 NO Terminal 2 Relay 1 NO Terminal 3 Relay 2 NO Termi...

Page 76: ...o synchronise the IED s internal real time clock to an accuracy of 1 ms The internal clock is then used for time tagging events fault maintenance and disturbance records IRIG B interface is available in modulated or demodulated formats The IRIG B facility is provided in combination with other functionality on a number of additional boards such as Fibre board with IRIG B Second rear communications ...

Page 77: ...ls Courier IEC 60870 5 103 MODBUS and DNP 3 0 It is a fibre optic alternative to the metallic RS485 port presented on the power supply terminal block The metallic and fibre optic ports are mutually exclusive The fibre optic port uses BFOC 2 5 ST connectors The board comes in two varieties one with an IRIG B input and one without P64x Chapter 3 Hardware Design P64x TM EN 1 3 53 ...

Page 78: ...nfigured as DTE ports This means pin 2 is used to transmit information and pin 3 to receive SK4 can be used with RS232 RS485 and K bus SK5 can only be used with RS232 and is used for electrical teleprotection The optional rear communications board and IRIG B board are mutually exclusive since they use the same hardware slot However the board comes in two varieties one with an IRIG B input and one ...

Page 79: ...he unit one board for modulated IRIG B and one for demodulated The IRIG B signal is connected to the board with a BNC connector The Ethernet and other connection details are described below IRIG B Connector Centre connection Signal Outer connection Earth LEDs LED Function On Off Flashing Green Link Link ok Link broken Yellow Activity Traffic Optical Fibre Connectors Connector Function Rx Receive T...

Page 80: ...undant Ethernet running RSTP with on board modulated IRIG B 100 Mbps redundant Ethernet running RSTP with on board unmodulated IRIG B 100 Mbps redundant Ethernet running SHP with on board modulated IRIG B 100 Mbps redundant Ethernet running SHP with on board unmodulated IRIG B 100 Mbps redundant Ethernet running DHP with on board modulated IRIG B 100 Mbps redundant Ethernet running DHP with on boa...

Page 81: ...ctors ST Connector DHP RSTP SHP PRP A RXA RX1 RS RXA B TXA TX1 ES TXA C RXB RX2 RP RXB D TXB TX2 EP TXB RJ45connector Pin Signal name Signal definition 1 TXP Transmit positive 2 TXN Transmit negative 3 RXP Receive positive 4 Not used 5 Not used 6 RXN Receive negative 7 Not used 8 Not used P64x Chapter 3 Hardware Design P64x TM EN 1 3 57 ...

Page 82: ...riant The terminal numbers of the RTDs are as follows Terminal Number RTD connection Terminal 1 RTD1 wire 1 Terminal 2 RTD1 wire 2 Terminal 3 RTD1 wire 3 Terminal 4 RTD2 wire 1 Terminal 5 RTD2 wire 2 Terminal 6 RTD2 wire 3 Terminal 7 RTD3 wire 1 Terminal 8 RTD3 wire 2 Terminal 9 RTD3 wire 3 Terminal 10 RTD4 wire 1 Terminal 11 RTD4 wire 2 Terminal 12 RTD4 wire 3 Terminal 13 RTD5 wire 1 Terminal 14 ...

Page 83: ... 1 Terminal 29 RTD10 wire 2 Terminal 30 RTD10 wire 3 6 13 CLIO BOARD Figure 28 RTD board The CLIO board provides two banks of 15 terminals to support four current loop inputs and four current loop outputs There are three terminals for each input and three for each output therefore 24 of the terminals are used altogether The CLIO board fits into slot B or slot C depending on the model variant The t...

Page 84: ...used Terminal 13 CLO4 20 mA input Terminal 14 CLO4 1 mA input Terminal 15 CLO4 common input Terminal 16 CLI1 20 mA input Terminal 17 CLI1 1 mA input Terminal 18 CLI1 common input Terminal 19 Not used Terminal 20 CLI2 20 mA input Terminal 21 CLI2 1 mA input Terminal 22 CLI2 common input Terminal 23 Not used Terminal 24 CLI3 20 mA input Terminal 25 CLI3 1 mA input Terminal 26 CLI3 common input Termi...

Page 85: ...operate an output contact the miniature relay is operated at the same time as the MOSFET The miniature relay contact closes in nominally 3 5 ms and is used to carry the continuous load current The MOSFET operates in less than 0 2 ms but is switched off after 7 5 ms When the control input is reset the MOSFET is again turned on for 7 5 mS The miniature relay resets in nominally 3 5 ms before the MOS...

Page 86: ...uch cases High Break contacts can be used to break the trip coil current in these applications Breaker fail In the event of failure of the local circuit breaker stuck breaker or defective auxiliary contacts stuck contacts it is incorrect to use 52a contact action The interrupting duty at the local breaker then falls on the relay output contacts which may not be rated to perform this duty High Brea...

Page 87: ...CHAPTER 4 SOFTWARE DESIGN ...

Page 88: ...Chapter 4 Software Design P64x 64 P64x TM EN 1 3 ...

Page 89: ...oftware design of the IED This chapter contains the following sections Chapter Overview 65 Sofware Design Overview 66 System Level Software 67 Platform Software 70 Protection and Control Functions 71 P64x Chapter 4 Software Design P64x TM EN 1 3 65 ...

Page 90: ...agnosticsoftware Control ofinterfacesto keypad LCD LEDs front rear ports Self checking maintenance records Hardware Device Layer LEDs LCD Keypad Memory FPGA Protection Task Programmable fixed scheme logic Fourier signal processing Protection algorithms Supervisor task Platform Software Layer Event fault disturbance maintenance record logging Remote communications interfaces Frontpanel interface LC...

Page 91: ... unit takes itself permanently out of service the Healthy LED stays OFF and watchdog contact stays ON If a problem is detected by the self monitoring functions the device attempts to store a maintenance record to allow the nature of the problem to be communicated to the user The self monitoring is implemented in two stages firstly a thorough diagnostic check which is performed on boot up and secon...

Page 92: ... are as follows The Flash memory containing all program code and language text is verified by a checksum The code and constant data held in system memory is checked against the corresponding data in Flash memory to check for data corruption The system memory containing all data other than the code and constant data is verified with a checksum The integrity of the digital signal I O data from the o...

Page 93: ...t caused the IED to restart it is clear that the restart has not cleared the problem and the device takes itself permanently out of service This is indicated by the health state LED on the front of the device which switches OFF and the watchdog contact which switches ON P64x Chapter 4 Software Design P64x TM EN 1 3 69 ...

Page 94: ...by either the system services or the protection software function See the Monitoring and Control chapter for further details on record logging 4 2 SETTINGS DATABASE The settings database contains all the settings and data which are stored in non volatile memory The platform software manages the settings database and ensures that only one user interface can modify the settings at any one time This ...

Page 95: ...recursive Fourier algorithm which is applied to one of the input signals It works by detecting a change in the signal s measured phase angle The calculated value of the frequency is used to modify the sample rate being used by the input module in order to achieve a constant sample rate per cycle of the power waveform The value of the tracked frequency is also stored for use by the protection and c...

Page 96: ...CHEME LOGIC The purpose of the programmable scheme logic PSL is to allow you to configure your own protection schemes to suit your particular application This is done with programmable logic gates and delay timers To allow greater flexibility different PSL is allowed for each of the four setting groups The input to the PSL is any combination of the status of the digital input signals from the opto...

Page 97: ...values of the digital signals The recording time is user selectable up to a maximum of 10 5 seconds The disturbance recorder is supplied with data by the protection and control task once per cycle and collates the received data into the required length disturbance record The disturbance records can be extracted using application software or the SCADA system which can also store the data in COMTRAD...

Page 98: ...Chapter 4 Software Design P64x 74 P64x TM EN 1 3 ...

Page 99: ...CHAPTER 5 CONFIGURATION ...

Page 100: ...Chapter 5 Configuration P64x 76 P64x TM EN 1 3 ...

Page 101: ...I and cannot be carried out using settings applications software This chapter includes concise instructions of how to configure the device particularly with respect to the communications setup as well as a description of the common methodology used to configure the device in general This chapter contains the following sections Chapter Overview 77 Using the HMI Panel 78 Configuring the Data Protoco...

Page 102: ...ys To change the menu level or change between settings in a particular column or changing values within a cell Left and right cursor keys To change default display change between column headings or changing values within a cell ENTER key For changing and executing settings Hotkeys For executing commands and settings for which shortcuts have been defined Cancel key To return to column header from a...

Page 103: ...on Default display options Subsequent column headings Row 01 Language Row 01 Subsequent rows Subsequent rows Vertical cursor keys move between setting rows Horizontal cursor keys move between values within a cell The Cancel key returns to column header C C C Figure 33 Navigating the HMI 2 2 GETTING STARTED When you first start the IED it will go through its power up procedure After a few seconds i...

Page 104: ... must also be cleared before you can get into the default display menu options 2 3 DEFAULT DISPLAY The HMI contains a range of possible options that you can choose to be the default display The options available are NERC Compliant banner If the device is a cyber security model it will provide a NERC compliant default display If the device does not contain the cyber security option this display opt...

Page 105: ...zontal cursor keys to step through from one display to the next NERC compliant banner V00403 Access Level System Current Measurements System Frequency System Voltage Measurements System Power Measurements Date Time Plant Reference Description NERC Compliance Warning NERC Compliance Warning Figure 34 Default display navigation If the device is cyber secure but is not yet configured for NERC complia...

Page 106: ...ing the display returns to the setting page to allow the edit to continue If the correct level of password has not been entered the password prompt page appears again 4 To escape from this prompt press the Clear key Alternatively enter the password using the Password setting in the SYSTEM DATA column If the keypad is inactive for 15 minutes the password protection of the front panel user interface...

Page 107: ...address for every cell in the database The main menu groups are allocated columns and the items within the groups are allocated rows meaning a particular item within a particular group is a cell Each column contains all related items for example all of the disturbance recorder settings and records are in the same column There are three types of cell Settings this is for parameters that can be set ...

Page 108: ...second or so or press the Clear key once It is only possible to move across columns at the column heading level 5 To return to the default display press the Up cursor key or the Clear key from any of the column headings If you use the auto repeat function of the Up cursor key you cannot go straight to the default display from one of the column cells because the auto repeat stops at the column head...

Page 109: ...nt setting group you must first enable them in the CONFIGURATION column To access the hotkey menu from the default display you press the key directly below the HOTKEY text on the LCD The following screen will appear User32 STG GP HOTKEY MENU EXIT Use the right cursor keys to enter the SETTING GROUP menu Menu User01 SETTING GROUP 1 Nxt Grp Select Select the setting group with Nxt Grp and confirm by...

Page 110: ...ey 1 The Lock setting allows a function key to be locked This allows function keys that are set to Toggled mode and their DDB signal active high to be locked in their active state preventing any further key presses from deactivating the associated function Locking a function key that is set to the Normal mode causes the associated DDB signals to be permanently off This safety feature prevents any ...

Page 111: ...dure as above for the other function keys The status of the function keys is stored in non volatile memory If the auxiliary supply is interrupted the status of all the function keys is restored The IED only recognises a single function key press at a time and a minimum key press duration of approximately 200 ms is required before the key press is recognised This feature avoids accidental double pr...

Page 112: ...N column and check that the Comms settings cell is set to Visible 2 Select the COMMUNICATIONS column 3 Move to the first cell down RP1 protocol This is a non settable cell which shows the chosen communication protocol in this case Courier COMMUNICATIONS RP1 Protocol Courier 4 Move down to the next cell RP1 Address This cell controls the address of the RP1 port on thje device Up to 32 IEDs can be c...

Page 113: ...next cell RP1 Comms Mode selects the communication mode The choice is either IEC 60870 FT1 2 for normal operation with 11 bit modems or 10 bit no parity If using K Bus this cell will not appear COMMUNICATIONS RP1 Comms Mode IEC 60870 FT1 2 10 If using EIA RS 485 the next cell down controls the baud rate Three baud rates are supported 9600 19200 and 38400 If using K Bus this cell will not appear as...

Page 114: ...a frames The parity can be set to be one of None Odd or Even Make sure that the parity format selected on the IED is the same as that set on the master station COMMUNICATIONS RP1 Parity None 7 If the optional fibre optic connectors are fitted the RP1 PhysicalLink cell is visible This cell controls the physical media used for the communication Copper or Fibre optic COMMUNICATIONS RP1 PhysicalLink C...

Page 115: ...nected to one spur It is therefore necessary for each IED to have a unique address so that messages from the master control station are accepted by one IED only IEC 60870 5 103 uses an integer number between 0 and 254 for the address It is important that no two IEDs have the same IEC 60870 5 103 address The IEC 60870 5 103 address is then used by the master station to communicate with the IED COMM...

Page 116: ...he device 1 Select the CONFIGURATION column and check that the Comms settings cell is set to Visible 2 Select the COMMUNICATIONS column 3 Move to the first cell down RP1 protocol This is a non settable cell which shows the chosen communication protocol in this case Modbus COMMUNICATIONS RP1 Protocol Modbus 4 Move down to the next cell RP1 Address This cell controls the Modbus address of the IED Up...

Page 117: ...tion 1 using the HMI panel on the product For this you must use the IEC 61850 Configurator which is part of the settings application software If the device is compatible with edition 2 however you can configure it with the HMI To configure IEC61850 edition 2 using the HMI you must first enable the IP From HMI setting after which you can set the media copper or fibre IP address subnet mask and gate...

Page 118: ...ng the IEC61850 CONFIG column of the HMI The SCL Name and Revision attributes of both configuration banks are available in the IEC61850 CONFIG column of the HMI 3 5 2 IEC 61850 NETWORK CONNECTIVITY Configuration of the IP parameters and SNTP Simple Network Time Protocol time synchronisation parameters is performed by the IEC 61850 Configurator tool If these parameters are not available using an SC...

Page 119: ...EC 61850 interfaces which uses the Simple Network Time Protocol SNTP are compensated to display the local time With Flexible a local time zone adjustment is defined using the LocalTime Offset setting The non local and non IEC 61850 interfaces can be set to either the UTC zone or the local time zone The local interfaces are always set to the local time zone and the Ethernet interface is always set ...

Page 120: ...r 1Ð120 The phase Sequence setting also affects the directional overcurrent protection as follows Standard ABC Phase A Use IA and VBC Phase B Use IB and VCA Phase C Use IC and VAB Reverse ABC Phase A Use IA and VBC Phase B Use IB and VCA Phase C Use IC and VAB 5 1 CT AND VT REVERSAL The product also provides VT and CT reversal settings in the SYSTEM CONFIG column which can be used in applications ...

Page 121: ...CHAPTER 6 TRANSFORMER DIFFERENTIAL PROTECTION ...

Page 122: ...Chapter 6 Transformer Differential Protection P64x 98 P64x TM EN 1 3 ...

Page 123: ...contains the following sections Chapter Overview 99 Transformer Differential Protection Principles 100 Implementation 107 Harmonic Blocking 117 Application Notes 121 P64x Chapter 6 Transformer Differential Protection P64x TM EN 1 3 99 ...

Page 124: ...l element to avoid maloperation are Phase shift between the transformer primary and secondary currents depending on the vector group Transformation ratio The zero sequence current which flows in the grounded star transformer winding or the grounding transformer within the differential protection zone Tap changer operation to adjust the voltage Magnetising inrush current that flows immediately afte...

Page 125: ...nsures the device will operate for very high currents even if blocking signals are present The slope parts of the characteristic curve provide stability for external faults that cause CT saturation The high bias current region of the characteristic curve has a steeper slope than the low bias current region in order to improve the stability even further for high current external faults The first sl...

Page 126: ... also has a number appended to it This number called the clock face vector or vector group number represents the phase shift between the current in a low voltage winding with respect to its counterpart on the high voltage winding This corresponds to the position of the number of a standard clock face The table and diagram below shows examples of connections with the clock vectors Midnight 1 o cloc...

Page 127: ... A2 B2 C2 n c3 c2 c1 b3 b2 b1 a1 a2 a3 A1 B1 C1 a1 b1 c1 A2 B2 C2 YN a2 b2 c2 yn A1 B1 C1 A2 B2 C2 a2 b2 c2 a1 b1 c1 a4 b4 c4 n c3 c2 c1 b3 b2 b1 a1 a2 a3 A A2 B2 B C a4 b4 c4 a2 b2 c2 a b c A2 B2 C2 A1 B1 C1 a2 b2 c2 a1 b1 c1 YN a2 b2 c2 a b c A2 B2 C2 A1 B1 C1 YN a1 b1 c1 a2 b2 c2 yn A1 B1 C1 A2 B2 C2 A1 B1 C1 A2 B2 C2 A1 B1 C1 YN A2 B2 C2 A1 B1 C1 YN c2 b2 a2 a1 b1 c1 a4 b4 c4 n c3 c2 c1 b3 b2 ...

Page 128: ... provide exact ratio matching Also for Y delta or delta Y connected transformers the voltage and current magnitudes used are changed by a factor of Ö3 Further a phase shift is introduced meaning the secondary side is out of phase with the primary side So further amplitude compensation as well as phase compensation is required Before the advent of numerical IEDs this compensation was achieved by ch...

Page 129: ...ge there may be a substantial surge of current through the primary winding called inrush current In an ideal transformer the magnetizing current would rise to approximately twice its normal peak value as well generating the necessary MMF to create this higher than normal flux However most transformers are not designed with enough of a margin between normal flux peaks and the saturation limits to a...

Page 130: ...t current consists only of the fundamental We can therefore develop a restraining method based on the 2nd harmonic content of the inrush current The mechanism by which this is achieved is called second harmonic blocking 2 7 OVERFLUXING RESTRAINT Sometimes the protected transformer is subject to overfluxing due to temporary overloading with a voltage in excess of the nominal voltage or a reduced vo...

Page 131: ...ttings there is a setting called Ref Vector Group This setting allows you to apply a phase shift to the HV current inputs In the majority of cases this would be set to 0 but there are some specialist applications where you may wish to set the reference vector group to something other than 0 An application note at the end of this chapter explains why you would want do to this Finally you need to se...

Page 132: ...rrection based on the settings made in the SYSTEM CONFIG column For a reverse phase rotation ACB the device will automatically form a complementary value for the vector group ID You can achieve reverse phase rotation by setting the Phase Sequence setting in the SYSTEM CONFIG column The device will then automatically form the complementary value of the set vector group ID by subtracting it from the...

Page 133: ...nge The ratio correction factor amplitude matching factor ofthe CTsassociated with the LV winding isoutofrange The ratio correction factor amplitude matching factor ofthe CTsassociated with the TV winding isgreater than allowed The ratio correction factor amplitude matching factor ofthe CTsassociated with the TV winding islessthan 0 05 1 The ratio correction factor amplitude matching factor ofthe ...

Page 134: ...manually using the settings Zero seq filt HV Zero seq filt LV and Zero seq filt TV in the DIFF PROTECTION column 3 7 TRIPPING CHARACTERISTICS The differential and bias currents for each phase are calculated from the current variables after amplitude and vector group matching The differential current is the vector sum of the CT current inputs as follows P I I I P I diff y s y CT s y CT d 642 643 1 ...

Page 135: ...igh Set 1 trip two conditions must be fulfilled The peak value of the differential current is greater than Is HS1 setting The bias characteristic is in the operate region If the differential current is above the adjustable Is HS1 threshold the device will trip if in the Operate region but not in the restrain region However second harmonic blocking and overfluxing blocking are NOT taken into accoun...

Page 136: ... protection checks for the highest value of bias current calculated during the previous cycle If that value is higher than the present value it is used to restrain the tripping decision This is referred to as the Residual Bias The Residual Bias technique maintains through fault stability for clearance of external faults 3 8 3 TRANSIENT BIAS If there is a sudden increase in the mean bias measuremen...

Page 137: ...tion on a per phase basis The No Gap Detection technique unblocks the low set differential element during light CT saturation allowing the low set differential element to trip faster Stability during inrush conditions is maintained as this technique distinguishes between an inrush and a saturated waveform This function is enabled or disabled with the No Gap setting in the DIFF PROTECTION column 3 ...

Page 138: ... time to saturation for an external fault V03124 IA 1 IB 1 IC 1 I KA 2 1 0 1 I KA 2 5 0 0 2 5 5 0 IA 5 IB 5 IC 5 PU 1 0 0 5 1 5 0 0 PU IA DIFF IB DIFF IC DIFF Time to saturation 31 5ms 1 0 0 5 IA BIAS IB BIAS IC BIAS Figure 43 Time to saturation external AN fault 3 8 7 CURRENT TRANSFORMER SUPERVISION If the CTS Status setting in the SUPERVISION Column is set to restrain then upon detection of a CT...

Page 139: ... defined by the settings Is cctfail and k cctfail By default it is a time delayed element to prevent conflict with the tripping characteristic in the event of a genuine transformer fault But if the ratio of differential to bias current exceeds the Is cctfail and k cctfail settings but does not exceed the Is1 and k1 settings for the duration of the Is cctfail setting a circuitry fail alarm is raise...

Page 140: ...trip will occur only if the fifth harmonic blocking is not asserted and the bias differential start signal is asserted The differential biased trip logic is described below V03113 Cross blocking Enabled IA2H Diff Start CT Saturation A No Gap A External Fault A IA5H Diff Start Id Bias Start A Id Bias Trip A 1 1 1 1 IB2H Diff Start CT Saturation B No Gap B External Fault B 1 IC2H Diff Start CT Satur...

Page 141: ...al is issued for the relevant phase These are IA2H Diff Start blocking signal for phase A IB2H Diff Start blocking signal for phase B IC2H Diff Start blocking signal for phase C If the Cross Blocking setting in the DIFF PROTECTION column is enabled any one of the phase blocking signals will block all three phases No blocking signal is asserted if the differential current exceeds the set thresholds...

Page 142: ...r transient overfluxing conditions The 5th harmonic blocking threshold is adjustable between 0 100 differential current The threshold should be adjusted so that blocking will be effective when the magnetizing current rises above the chosen threshold setting of the low set differential protection Fifth harmonic blocking is phase segregated If the ratio Idiff 5 fn Idiff fn exceeds an adjustable thre...

Page 143: ...ve an alarm to the network control centre If such alarms are received from a number of transformers they could serve as a warning of geomagnetic disturbance so that operators could take some action to safeguard the power system Alternatively this element can be used to initiate tripping in the event of prolonged pick up of a 5th harmonic measuring element It is not expected that this type of overf...

Page 144: ...ault CTSupervision Idiff Is HS1 Idiff Is HS2 1 Id biased delay 1 K2 K1 Is2 Is1 Idiff Trip Id biased Trip Idiff HS1 Trip Idiff HS2 Trip Id biased Start Change Is1 to Is CTS in restraint mode Figure 50 Differential protection blocking mechanisms Chapter 6 Transformer Differential Protection P64x 120 P64x TM EN 1 3 ...

Page 145: ...ange is provided to allow the designer to trade off between the CT selection and the scheme sensitivity This is useful for applications such as busbar protection where a wide range of CT ratios may be encountered You should also note that the matching factor check should be carried out for all ends One end alone is not sufficient The maximum sensitivity achieved in this product depends on the type...

Page 146: ...ting 90 MVA Transformer Connection type YNd9 Voltage specification 132 33 kV HV CT ratio 400 1 LV CT ratio 2000 1 Percentage reactance 10 B 90 MVA 132 kV 33 kV YNd9 400 1 Phase amplitude Correction Zero sequence filtering B B D B B D B B D Phase amplitude Correction Zero sequence filtering A C Protected zone a b c 2000 1 P642 V03115 Earthing transformer Figure 52 P642 used to protect a two winding...

Page 147: ...y performed by virtue of the LV Vector Group setting and the HV Grounding and LV Grounding settings The ratio correction factors are calculated as follows K I S V K amp T CT nom T CT ref nom HV a 1 1 6 3 3 400 90 10 3 132 10 1 016 m mp T CT nom T CT ref nom LV I S V 2 2 6 3 3 2000 90 10 3 33 10 1 270 where Sref common reference power for all ends Kamp T1CT T2CT ratio correction factor of T1 CT or ...

Page 148: ... Blocking Enabled CT Saturation Enabled No Gap Enabled IH5 Diff Block Enabled IH5 Diff Set 35 Circuitry Fail Disabled 5 3 EXAMPLE 2 AUTOTRANSFORMER WITH LOADED DELTA WINDING Consider an autotransformer with the following specifications Power rating 175 175 30 MVA Connection type YNyn0d1 Voltage specification 230 115 13 8 kV HV CT ratio 800 5 LV CT ratio 1200 5 TV CT ratio 2000 5 HV tap range 5 15 ...

Page 149: ...transformer has an on load tap changer on the HV side the nominal voltage of the HV winding must be set to the mid tap voltage level According to the nameplate data the mid tap voltage is 218 5 kV The mid tap voltage can also be calculated as follows Mid tap voltage 100 5 15 2 100 230 218 5 kV Set the following parameters in the SYSTEM CONFIG column Setting in GROUP 1 SYSTEM CONFIG Value Winding C...

Page 150: ...by virtue of the LV Vector Group setting and the HV Grounding and LV Grounding settings The device calculates the ratio correction factors as follows K I S V amp T CT nom T CT ref nom HV 1 1 6 3 3 800 175 10 3 218 5 10 1 73 0 0 3 1200 175 10 3 115 10 1 3 5 5 6 3 K I S V amp T CT nom T CT ref nom LV 6 66 3 2000 175 10 3 13 8 10 0 3 3 6 3 K I S V amp T CT nom T CT ref nom TV 273 where Sref common re...

Page 151: ...locking Enabled CT Saturation Enabled No Gap Enabled IH5 Diff Block Enabled IH5 Diff Set 35 Circuitry Fail Disabled 5 4 EXAMPLE 3 AUTOTRANSFORMER WITH UNLOADED DELTA WINDING Consider an autotransformer with the following specifications Power rating 175 175 30 MVA Connection type YNyn0d1 Voltage specification 230 115 13 8 kV HV CT ratio 1200 5 LV CT ratio 1200 5 Neutral CT ratio 1200 5 HV taps at 5...

Page 152: ...r with unloaded delta winding Set the following parameters in the SYSTEM CONFIG column Setting in GROUP 1 SYSTEM CONFIG Value Winding Config HV LV TV Winding Type Auto HV CT Terminals 001 LV CT Terminals 100 TV CT Terminals 010 Ref Power S 175 00 MVA Ref Vector Group 0 HV Connection Y Wye HV Grounding Ungrounded HV Nominal 230 0 kV HV Rating 175 00 MVA Reactance 10 00 LV Vector Group 0 LV Connecti...

Page 153: ... to the LV winding The current distribution is as follows I S V A I S V FLC HV nom HV FLC LV nom LV 3 175 10 3 230 10 439 3 1 6 3 7 75 10 3 115 10 878 6 3 A A B C 175 175 30 MVA 230 115 13 8 kV YNynd1 230 kV 5 15 19 taps 1200 5 1200 5 Equivalent load a b c 1200 5 439 Ð0 439 Ð 120 439 Ð120 878 Ð0 878 Ð 120 878 Ð 240 439 Ð0 439 Ð 120 439 Ð 120 V03118 Figure 55 Unloaded delta current distribution The...

Page 154: ...Block Enabled IH5 Diff Set 35 Circuitry Fail Disabled The differential element does not protect the tertiary winding Unloaded delta connected tertiary windings are often not protected If protection is required the delta winding can be earthed at one point through a current transformer used to provide instantaneous overcurrent protection for the tertiary winding 5 5 SETTING GUIDELINES FOR SHORT INT...

Page 155: ...hat feeder CTs 1 to 5 are connected to inputs T1 to T5 respectively Set the following parameters in the SYSTEM CONFIG column Setting in GROUP 1 SYSTEM CONFIG Value Winding Config HV LV TV Winding Type Conventional HV CT Terminals 01111 LV CT Terminals 10000 Ref Power S 145 0 MVA Ref Vector Group 0 HV Connection Y Wye HV Grounding Ungrounded HV Nominal 115 0 kV HV Rating 145 0 MVA Reactance 10 00 L...

Page 156: ...ns Diff Enabled Set Mode Advance Is1 1 200 PU K1 20 00 Is2 400 0e 3 PU K2 80 00 tdiff 0 s Is CTS 1 500 PU Is HS1 10 00 PU HS2 Status Disabled Zero seq filt HV Disabled Zero seq filt LV Disabled IH2 Diff Block Disabled IH5 Diff Block Disabled Circuitry Fail Enabled Is cctfail 100 0e 3 PU K cctfail 10 00 Cctfail Delay 5 000 s Note Set the Circuitry Fail alarm to Enabled and set K cctfail to 15 to al...

Page 157: ...and low frequency components These current waveforms cause a certain level of flux in the CT magnetic core During normal reactor operation the current is generally the nominal current which is not high enough to reduce the flux level in the CT In the next switch in operation the flux may either increase or decrease depending on the point o on the wave when energization occurs The regular switching...

Page 158: ...ic is small in shunt reactors compared with transformers the second harmonic blocking can be set as low as 10 to enhance stability during energization The high set 1 differential element Is HS1 can be set to 250 of the reactor current at rated voltage Set the following parameters in the SYSTEM CONFIG column Setting in GROUP 1 SYSTEM CONFIG Value Winding Config HV LV Winding Type Conventional HV CT...

Page 159: ...k Disabled Circuitry Fail Disabled 5 7 SETTING GUIDELINES FOR USING SPARE CT INPUTS The P643 and P645 can be configured to protect transformers for differential protection and the unused CT inputs can be used to protect other circuits For example the P643 can use 2 of the 3 phase CT inputs to provide differential protection of a 2 winding transformer by setting Winding Config to HV LV and the unus...

Page 160: ... 9 Disabled Disabled Enabled 10 Enabled Disabled Disabled 11 Disabled Disabled Enabled In the majority of applications the reference vector group setting Ref Vector Group is set to 0 However there are occasional applications where it may be desirable to set it to a value other than 0 One example is to increase the sensitivity for phase to phase faults where it is used to protect a YNyn0 transforme...

Page 161: ...s for the relevant winding A fast under current DDB signal available on a per winding basis along with the isolator status should be used to assert the respective Stub Bus active signal The fast under current DDB will become asserted if the current measured falls below the I Current Set of the relevant CBF element For the fast undercurrent DDBs I Current Set represents a percentage of the CT secon...

Page 162: ...rrent transformers for transformer differential protection applications The current transformer knee point voltage requirements are based on the following settings Parameter Description Value Is1 This sets the minimum differential current threshold required for the transformer differential protection to trip 0 2 pu Is2 This defines the bias current threshold at which the second slope of the bias c...

Page 163: ...20 X R 120 34 VK 34In RCT 2RL Rr earth fault VK 34In RCT RL Rr phase fault where VK kneepoint voltage K CT dimensioning factor In rated current RCT resistance of CT secondary winding RL resistance of a single lead from device to current transformer Rr resistance of any other protection devices sharing the current transformer IF maximum external fault level 5 10 2 CT REQUIREMENTS SMALL BUSBAR APPLI...

Page 164: ...e CT requirements for the differential function We performed these tests with different X R ratios CT burdens fault currents fault types and points on the current waveform The system conditions CT dimensioning factor and CT kneepoint voltage are as follows System Conditions K Kneepoint voltage VK In IF 40In 5 X R 20 16 VK 16In RCT 2RL Rr earth fault VK 16In RCT RL Rr phase fault 40In IF 64In 5 X R...

Page 165: ...CHAPTER 7 TRANSFORMER CONDITION MONITORING ...

Page 166: ...Chapter 7 Transformer Condition Monitoring P64x 142 P64x TM EN 1 3 ...

Page 167: ...s the following sections Chapter Overview 143 Thermal Overload Protection 144 Loss of Life Statistics 150 Through Fault Monitoring 154 RTD Protection 157 CLIO Protection 159 P64x Chapter 7 Transformer Condition Monitoring P64x TM EN 1 3 143 ...

Page 168: ...ur while tripping for sustained overloads which would not be detected by standard overcurrent protection Transformer Losses The losses in a transformer are shown in the following diagram V03200 Transformer Losses Load Losses No Load Losses Copper Losses Eddy current Losses Hysteresis Losses Stray Losses Apparent Losses Core Losses Iron Losses Figure 62 Transformer losses The flow of the magnetisin...

Page 169: ... setting If the monitored winding is set as the the biased current the rated load is calculated using the Sref power rating setting in the SYSTEM CONFIG column and the Irated setting in the THERMAL PROTECTION column The thermal overload model is executed once every power cycle The thermal overload trip can be based on either hot spot temperature or top oil temperature or both The device has up to ...

Page 170: ... temperature DQTO Top Oil rise over ambient temperature due to a step load change You can either measure the ambient temperature directly or set it in the Ambient T setting The ultimate top oil rise is given by the following equation Θ Θ TO U TO R u n K R R 2 1 1 where Ku the ratio of actual load to rated load R the ratio of the load loss at rated load to no load loss Rated NoLoadLoss setting n Oi...

Page 171: ...s are equal to the ambient temperature when the monitored current is zero If this signal is removed the top oil and hottest spot temperatures are not equal to the ambient temperature even when the monitored current is zero In this case the top oil and hottest spot temperatures will increase according to the described equations 2 3 APPLICATION NOTES 2 3 1 ALSTOM RECOMMENDATIONS Monitored Winding Yo...

Page 172: ...sistance with change in load Oil Time Constant When setting the Hotspot and Top Oil stages take into consideration the suggested temperature limits IEEE Std C57 91 1995 Suggested limits of temperature for loading above nameplate distribution transformers with 65 C rise Top Oil temperature 120 C Hotspot conductor temperature 200 C Suggested limits of temperature for loading above nameplate power tr...

Page 173: ...A 432 23 5 kV ODWF cooled generator transformer Specification Value No load losses core losses 237 kW Load losses at nominal tap 1423 kW Load losses at maximum current tap 1676 kW Oil time constant 2 2 hr Oil exponent 1 0 Top Oil rise over ambient temperature at rated load 46 6 K Winding time constant at Hotspot location 9 mins Winding hottest spot rise over Top Oil temperature at rated load 33 1K...

Page 174: ... life LOL A reset command is provided to allow you to reset the calculated parameters displayed in the MEASUREMENTS 3 column Loss of Life status LOL status Loss of Life aging factor LOL Aging Factor mean aging factor FAA m rate of loss of life Rate of LOL residual life at mean aging factor Lres at FAA m and residual life at designed Lres at designed The loss of life model is executed once every po...

Page 175: ...aging acceleration factor as calculated above calculated every second The accumulated loss of life is updated in non volatile memory once per hour It is possible to reset this to a new value if required for example if the device is applied in a new location with a pre aged resident transformer The rate of loss of life ROLOL in percentage per day is as follows It is updated every day ROLOL L F H r ...

Page 176: ...ge winding rise set it to 95 C As recommended by IEEE C57 91 1995 set the Constant B Set setting to 5000 If the calculated aging acceleration factor is greater than the setting FAA Set and the time delay tFAA Set has elapsed the FAA alarm DDB signal is activated If the calculated loss of life is greater than the setting LOL 1 Set and the time delay tLOL Set has elapsed the LOL alarm DDB signal is ...

Page 177: ...g a new transformer after testing the thermal function the LOL measurement should be reset to zero You should perform certain tests to determine the age of an old transformer Please obtain advice from the transformer manufacturer P64x Chapter 7 Transformer Condition Monitoring P64x TM EN 1 3 153 ...

Page 178: ...uit impedance whereas categories III and IV consider the system short circuit impedance at the transformer location as well as transformer short circuit impedance The short circuit impedance is expressed as a percentage of the transformer rated voltage and the rated power of the transformer 4 1 THROUGH FAULT MONITORING IMPLEMENTATION Through fault monitoring can be enabled with the Through Fault s...

Page 179: ...ading 0 5 hours or less For power transformers Loads above the nameplate specification with 55 C rise is 200 of rated load To set TF I2t Alarm you should consider the recommendations given in IEEE Std C57 109 1993 for transformers built from the early 1970s onwards For transformers built before this time always consult the transformer manufacturer concerning the short circuit withstand capabilitie...

Page 180: ... the 230 kV side to the 115 kV side If an external fault occurs on the 13 8 kV side the through fault current would flow from the 230 kV and 115 kV sides to the 13 8 kV side The source and transformer impedances determine the fault current level Set the TF I Trigger setting above the maximum overload According to IEEE Std C57 109 1993 values of 3 5 or less times normal base current may result from...

Page 181: ... wire or 3 wire PT100 resistive temperature sensing devices RTD These are connected as shown V03202 IED RTD 1 RTD 10 3 wire PT100 RTDs IED 2 wire PT100 RTDs RTD 1 RTD 10 Figure 65 Connection for RTD thermal probes You can enable or disable each RTD using the Select RTD setting in the RTD PROTECTION column of the relevant settings group The setting contains a binary string of ten digits to represen...

Page 182: ...wing table shows typical operating temperatures for protected plant These are for guidance only You must obtain the actual figures from the equipment manufacturers Parameter Typical service temperature Short term overloading at full load Bearing temperature generators 60 80 C depending on the type of bearing 60 80 C Top oil temperature of transformers 80 C 50 60 C above ambient A temperature gradi...

Page 183: ...e can be individually enabled or disabled and each stage has a definite time delay setting Each current loop input may beset to alarm for an over condition or an under condition You do this with the setting CLI Alarm Fn and selecting under or over as appropriate Likewise each CL input may be also set to trip for an over condition or an under condition You do this with the setting CLI Trip Fn and s...

Page 184: ...the wiring An instantaneous undercurrent alarm element is available with a setting range from 0 to 4 mA This element controls a DDB output signal for each CL input CL n I Fail Alm where n is the number of the CL input You can then map this to a user defined alarm if required Hysteresis is implemented for each protection element For Over protection the drop off pick up ratio is 95 for Under protect...

Page 185: ...d moving coil ammeters for measuring analog quantities or to feed into a SCADA using an existing analog remote terminal unit RTU The current loop output conversion task runs every 50 ms and the refresh interval for the output measurements is nominally 50 ms You can set the measuring range for each analog output The range limits are defined by the CLO Minimum and CLO Maximum settings in the CLIO PR...

Page 186: ... We recommend using a screened cable earthed at one end This helps reduce interference on the output current signal The table below shows typical cable impedances per kilometer for common cables The compliance voltage dictates the maximum load that a transducer output can feed Therefore the 20 mA output will be restricted to a maximum load of 500 ohms Cable 1 0 6 mm 1 0 85 mm 1 1 38 mm CSA mm2 0 2...

Page 187: ...n enter the transducer function and the unit of the measurement using the 16 character user defined CL Input Label For example if using an input to monitor a power measuring transducer the text could be Active Power MW You need to set the alarm and trip thresholds within the range of physical or electrical quantities The device will convert the current input value into its corresponding transducer...

Page 188: ...The same considerations apply to current transducer outputs and with added complexity to power transducers outputs where both the voltage and current transformer ratios must be taken into account Some of these difficulties do not need to be considered if the transducer is only feeding for example a SCADA outstation Any equipment which can be programmed to apply a scaling factor to individual input...

Page 189: ...CHAPTER 8 RESTRICTED EARTH FAULT PROTECTION ...

Page 190: ...Chapter 8 Restricted Earth Fault Protection P64x 166 P64x TM EN 1 3 ...

Page 191: ...n including the principles of operation logic diagrams and applications This chapter contains the following sections Chapter Overview 167 REF Protection Principles 168 Restricted Earth Fault Protection Implementation 173 Second Harmonic Blocking 177 Application Notes 178 P64x Chapter 8 Restricted Earth Fault Protection P64x TM EN 1 3 167 ...

Page 192: ...rrent Under normal operating conditions the currents of the three phases add up to zero resulting in zero spill current A fault on the star side will also not result in a spill current as the fault current would simply circulate in the delta windings However if any of the three delta windings were to develop a fault the impedance of the faulty winding would change and that would result in a mismat...

Page 193: ...is provides very sensitive earth fault protection The overall differential protection is less sensitive since it only measures the HV current IS The value of IS is limited by the number of faulty secondary turns in relation to the HV turns 2 2 SOLIDLY EARTHED STAR WINDINGS Most transmission systems use solidly earthed systems Consider the diagram below which depicts an earth fault on the star wind...

Page 194: ...ded to improve stability during external faults Low impedance protection used to be considered less secure than high impedance protection This is no longer true as numerical IEDs apply sophisticated algorithms to match the performance of high impedance schemes Some advantages of using Low Impedance REF are listed below There is no need for dedicated CTs As a result CT cost is substantially reduced...

Page 195: ... operate current at low bias currents From the first kneepoint onwards the operate current increases linearly with bias current as shown by the lower slope on the characteristic This lower slope provides sensitivity for internal faults From the second knee point onwards the operate current further increases linearly with bias current but at a higher rate The second slope provides stability under t...

Page 196: ...s REF element Vs IF RCT2 RL3 RL4 Stabilising resistor RST Vs Is RR where IF maximum secondary through fault current RR device burden RCT CT secondary winding resistance RL2 and RL3 Resistances of leads from the device to the current transformer RST Stabilising resistor High Impedance REF can be used for either delta windings or star windings in both solidly grounded and resistance grounded systems...

Page 197: ...erminal current input with the HV High Voltage winding and the other with the LV Low Voltage winding For the P643 and P645 you can choose to associate more than one terminal current input with particular windings In cases where more than one terminal CT is associated with a winding the input to the differential protection function uses the vector sum of the current terminal inputs on a phase by ph...

Page 198: ...lows I I I I K I diff A B C N The bias current is as follows I I I I K I bias A B C N 1 2 max where K Neutral CT ratio Line CT ratio IN current measured by the neutral CT The allowable range for K is 0 05 K 15 for standard CTs The operate current is calculated according to the following characteristic K1 Operate region Is1 Ibias Idiff V00678 Restraint region K2 Is1 K1 Is2 Figure 78 REF bias charac...

Page 199: ...s is produced under load switching conditions or when the CT comes out of saturation 3 3 4 RESTRICTED EARTH FAULT LOGIC REF HV Start REF Trip HV REF IH2 Start HV IH2 REF Block HV Enabled Idiff HV CTS HV Is1 Is2 Idiff Ibias Ibias HV HV LZREF sf OOR Blk REF HV 1 DT V00708 Note Same principle applies for LV and TV windings Figure 79 Low impedance restricted Earth Fault logic 3 4 HIGH IMPEDANCE REF A ...

Page 200: ...nsformer magnetizing current IREF Is I CT ratio nI op e 3 The protection primary operating current for a particular operating current with a particular level of magnetizing current I CT ratio IREF Is nI op e To achieve the required primary operating current with the current transformers that are used you must select a current setting for the high impedance element as shown in item 2 above You can ...

Page 201: ... HV Is HS1 Low current hard coded Idiff 2nd harm Idiff fund IH2 REF Set HV REF IH2 Start HV Idiff 2nd harmonic HV V00705 Note Same principle applies for LV and TV windings Figure 80 REF 2nd harmonic blocking logic P64x Chapter 8 Restricted Earth Fault Protection P64x TM EN 1 3 177 ...

Page 202: ...ional to the square of the fraction of the winding which is short circuited The earthing resistor is rated to pass the full load current IFLC V1 Ö3R Assuming that V1 V2 then T2 Ö3T1 For a fault at x PU distance from the neutral the fault current If xV1 Ö3R Therefore the secondary fault current referred to the primary is Iprimary x2 IFLC Ö3 If the fault is a single end fed fault the primary current...

Page 203: ...rive both a bias and a differential current quantity for use by the low impedance REF protection The advantage of this mode of connection is that the line and neutral CTs are not differentially connected so the neutral CT can also be used to provide the measurement for the Standby Earth Fault Protection Also no external components such as stabilizing resistors or Metrosils are required IED V00683 ...

Page 204: ...on with different phase CT ratios The low impedance REF function be used in dual breaker breaker and a half applications The line CT ratios can be different In this case the low impedance REF differential and bias current formulae are calculated as follows I IA IB IC K IA K IB K IC K I diff REF CTx CTx CTx CTy CTy CTy 1 1 1 2 N N I IA K IA IB K IB IC K IC bias REF CTx CTy CTx CTy CTx CT max 1 2 1 ...

Page 205: ...s The low impedance REF function can be used in dual breaker breaker and a half applications The line CT ratios may be identical In this case the Restricted Earth Fault REF Low Impedance Z Differential and Bias current formulae are calculated as follows I IA IB IC K I diff REF TxCT TxCT TxCT n n n 1 TN1 CT I IA IB IC bias REF n n n n n n TxCT TxCT TxCT max 1 2 1 1 1 K I n TN1 CT where Tx CT T1 T2 ...

Page 206: ... R 120 12 VK 12In RCT 2RL Rr where VK kneepoint voltage K CT dimensioning factor In rated current RCT resistance of CT secondary winding RL Resistance of a single lead from device to current transformer Rr resistance of any other protection devices sharing the current transformer To ensure through fault stability is achieved the following ratios should not exceed a maximum disparity of 7 1 VK HV R...

Page 207: ...N3 Rtot TN3 where VK HV Kneepoint voltage of CT at HV side Rtot HV Total burden connected to CT at HV side VK LV Kneepoint voltage of CT at LV side Rtot LV Total burden connected to CT at LV side VK TV Kneepoint voltage of CT at TV side Rtot TV Total burden connected to CT at TV side VK TN1 Kneepoint voltage of TN1 CT Rtot TN1 Total burden connected to TN1 CT VK TN2 Kneepoint voltage of TN2 CT Rto...

Page 208: ...T1 CTN V00684 Figure 86 Hi Z REF protection for a grounded star winding a b c C A B Varistor Rst CT1 V00685 TN 1 CT TN 2 CT TN 3 CT Figure 87 Hi Z REF protection for a delta winding Chapter 8 Restricted Earth Fault Protection P64x 184 P64x TM EN 1 3 ...

Page 209: ...sed in a solidly grounded system In this application the IREF Is settings should be chosen to provide a primary operating current between 10 and 60 of the winding rated current The following diagram shows the application of a high impedance REF element to protect the LV winding of a power transformer a b c C A B High Z REF RL RCT RL RL RL RCT Transformer 90 MVA 33 132 kV Dyn11 X 5 Buderns RCT 0 5 ...

Page 210: ... and 60 of the winding rated current Assuming that the relay effective setting or primary operating current is approximately 30 of the full load current the calculation below shows that a setting of less than 0 3 A is required Effective setting 0 3IFLC CT Ratio 30 3 x 394 400 approximately 0 3 A 5 3 2 3 STABILISING RESISTOR CALCULATION Assuming that a setting of 0 1A is selected the value of the s...

Page 211: ...he peak transient voltage that could be produced for an internal fault The peak voltage produced during an internal fault is a function of the current transformer kneepoint voltage and the prospective voltage that would be produced for an internal fault if current transformer saturation did not occur Vp 2Ö 2VK VF VK Vf I f RCT 2RL RST where Vp Peak voltage developed by the CT under internal fault ...

Page 212: ...A rms At the maximum secondary internal fault current the Metrosil should limit the voltage to 1500 V rms if possible The Metrosil units normally recommended for use with 1Amp CTs are as shown in the following table Nominal Characteristic Recommended Metrosil Type Device Voltage Setting C b Single Pole Relay Triple Pole Relay Up to 125 V RMS 450 0 25 600A S1 S256 600A S3 1 S802 125 to 300 V RMS 90...

Page 213: ...aturation occurs The CT that saturates will only saturate during parts of each current waveform cycle This means that the spill current waveform seen by the differential element will be highly non sinusoidal The sensitivity to non sinusoidal spill waveforms for through faults will be a function of the REF frequency response the REF operating time the REF current setting and the wave shapes The fre...

Page 214: ...e vertical axis 2 Draw a horizontal line across until it intersects the red curve 3 Draw a vertical line from the above intersection point 4 Read off the the Vk Vs value from the horizontal axis 5 Where this vertical line intersects the blue curve read off the K value on the left hand side of the vertical axis If we take the example where the average operating time is 38 ms the above graphical ope...

Page 215: ...CHAPTER 9 CURRENT PROTECTION FUNCTIONS ...

Page 216: ...Chapter 9 Current Protection Functions P64x 192 P64x TM EN 1 3 ...

Page 217: ...logic diagrams and applications This chapter contains the following sections Chapter Overview 193 Overcurrent Protection Principles 194 Phase Overcurrent Protection 202 Voltage Dependent Overcurrent Element 210 Negative Sequence Overcurrent Protection 212 Earth Fault Protection 216 Second Harmonic Blocking 222 P64x Chapter 9 Current Protection Functions P64x TM EN 1 3 193 ...

Page 218: ...by some utilities but can often lead to excessive fault clearance times at or near source substations where the fault level is highest For these reasons the most commonly applied characteristic in co ordinating overcurrent devices is the IDMT Inverse Definite Minimum Time type 2 1 IDMT CHARACTERISTICS There are two basic requirements to consider when designing protection schemes All faults should ...

Page 219: ... curve lies somewhere between inverse and extremely inverse The very inverse characteristic equation is as follows t T I I op s 13 5 1 Extremely Inverse The curve is very shallow The device does not operate at very low values of fault current but operates very quickly at high levels of fault current The extremely inverse characteristic equation is as follows t T I I op s 80 1 2 In the above equati...

Page 220: ...rrent multiples of IS Standard Inverse SI Very Inverse VI Extremely Inverse EI E00600 1 Figure 91 IEC 60255 IDMT curves 2 1 2 EUROPEAN STANDARDS The IEC 60255 IDMT Operate equation is t T M L C op β α 1 Chapter 9 Current Protection Functions P64x 196 P64x TM EN 1 3 ...

Page 221: ...e 0 14 0 02 0 IEC Standard Inverse Reset 8 2 6 45 0 IEC Very Inverse Operate 13 5 1 0 IEC Very Inverse Reset 50 92 2 4 0 IEC Extremely Inverse Operate 80 2 0 IEC Extremely Inverse Reset 44 1 3 03 0 UK Long Time Inverse Operate 120 1 0 BPN EDF Operate 1000 2 0 655 UK Rectifier Operate 45900 5 6 0 FR Short Time Inverse Operate 0 05 0 04 0 Rapid Inverse RI characteristic The RI operate curve is repre...

Page 222: ...oderately Inverse Operate 0 0515 0 02 0 114 IEEE Moderately Inverse Reset 4 85 2 0 IEEE Very Inverse Operate 19 61 2 0 491 IEEE Very Inverse Reset 21 6 2 0 IEEE Extremely Inverse Operate 28 2 2 0 1217 IEEE Extremely Inverse Reset 29 1 2 0 CO8 US Inverse Operate 5 95 2 0 18 CO8 US Inverse Reset 5 95 2 0 CO2 US Short Time Inverse Operate 0 16758 0 02 0 11858 CO2 US Short Time Inverse Reset 2 261 2 0...

Page 223: ...EDs internal processor In general an energising quantity be it a current voltage power frequency or phase quantity is compared with a threshold value which may be settable or hard coded depending on the function If the quantity exceeds for overvalues or falls short of for undervalues the threshold a signal is produced which when gated with the various inhibit and blocking functions becomes the Sta...

Page 224: ...seals the cable insulation thereby extinguishing the fault This process repeats to give a succession of fault current pulses each of increasing duration with reducing intervals between the pulses until the fault becomes permanent When the reset time is instantaneous the device will repeatedly reset and not be able to trip until the fault becomes permanent By using the Timer Hold facility the devic...

Page 225: ...problem to the protection device because it should always trip on an internal fault The problem is that typical internal transformer faults may produce overcurrents which are not necessarily greater than the inrush current Furthermore faults tend to manifest themselves on switch on due to the high inrush currents For this reason we need to find a mechanism that can distinguish between fault curren...

Page 226: ... the setting cells Overcurrent 1 Overcurrent 2 and Overcurrent 3 in the OVERCURRENT column of the relevant settings group You can set each element as T1 T2 T3 T4 T5 HV winding LV winding or TV winding The HV LV and TV windings comprise the vector sums of the CT inputs assigned to that particular winding All overcurrent and directional settings apply to all three phases but are independent for each...

Page 227: ...0000 11000 11100 11010 11110 TV CT Terminals 010 00100 01100 00110 01110 Where the terminals T1 to T5 correspond to the bits in the binary string as follows 1 in use 0 not in use The bit order starts with T1 on the right hand side For example If a CT is assigned to more than one winding then an alarm is issued CT Selection Alm When this DDB signal is asserted the protection is also blocked Winding...

Page 228: ...directly to the user for use in the PSL For each stage there are three Phase Overcurrent Modules one for each phase The three Start signals from each of these phases are OR d together to create a 3 phase Start signal The outputs of the IDMT DT timer modules are the trip signals which are used to drive the tripping output relay These tripping signals are also OR d together to create a 3 phase Trip ...

Page 229: ... the quadrature phase phase voltages as shown in the table below Phase of protection Operate current Polarizing voltage A Phase IA VBC B Phase IB VCA C Phase IC VAB Under system fault conditions the fault current vector lags its nominal phase voltage by an angle depending on the system X R ratio The IED must therefore operate with maximum sensitivity for currents lying in this region This is achie...

Page 230: ...The settings for the optional VT input that can be used to directionalise overcurrent elements are those described by the Main VT Location Main VT Primary and Main VT Sec y settings settings in the CT AND VT RATIOS column The overcurrent elements that can be directionalised are those associated with the windings to which the optional VTs are assigned You can only directionalise overcurrent element...

Page 231: ...Phase IC VAB When the element is selected as directional blocking of the Voltage Transformer Supervision VTS Block is available I Blocking cell When the relevant bit is set to 1 operation of the VTS will block the stage if directionalised When set to 0 the stage will revert to non directional on operation of the VTS 3 6 APPLICATION NOTES 3 6 1 SETTING GUIDELINES The overcurrent inverse time charac...

Page 232: ... the HV side of a power transformer it is usual to apply a high set instantaneous overcurrent element in addition to the time delayed low set to reduce fault clearance times for HV fault conditions Typically this will be set to approximately 1 3 times the LV fault level so that it will only operate for HV faults A 30 safety margin is sufficient due to the low transient overreach of the third and f...

Page 233: ...d R4 may commonly require non directional overcurrent protection elements to provide protection to the 11 kV busbar in addition to providing a back up function to the overcurrent devices on the outgoing feeders R5 For this application stage 1 of the R3 and R4 overcurrent protection would be set to non directional and time graded with R5 using an appropriate time delay characteristic Stage 2 could ...

Page 234: ...setting calculated bythe Voltage Dependentfunction Use the currentthreshold setting defined in the OVERCURRENT column Figure 97 Selecting the current threshold setting 4 2 VCO IMPLEMENTATION Voltage Controlled Overcurrent Protection is implemented in the OVERCURRENT column of the relevant settings group under the sub heading VCONTROLLED O C The function is available for stages 1 2 of the main over...

Page 235: ... P6455 VCO requires an optional three phase VT to be fitted and in the P642 it requires that two single phase VTs are fitted In P643 5 the phase to phase voltages are derived from the measured phase to neutral voltages In the P642 two phase to phase voltages are measured and the third one is calculated In the P642 Vab and Vbc are measured then Vca is calculated P64x Chapter 9 Current Protection Fu...

Page 236: ...yed back up protection for any uncleared asymmetrical faults downstream 5 1 NPSOC PROTECTION IMPLEMENTATION The product provides three overcurrent elements for backup negative phase sequence overcurrent protection Each element provides four stages of negative sequence overcurrent protection with independent time delay characteristics You can select the overcurrent element operating quantity for ea...

Page 237: ...timum performance This setting should be set equal to the phase angle of the negative sequence current with respect to the inverted negative sequence voltage V2 in order to be at the centre of the directional characteristic 5 3 1 DIRECTIONAL NPSOC LOGIC NPOC1 I2 1 TBlk NPOC1 I2 1 Start NPOC1 I2 1 Trip V00675 I2 NPOC1 Inhibit CTS Block VTS Slow Block I2 VTS Blocking V2 I2 1 Current Set I2 V2pol Set...

Page 238: ...r that particular system due to the complexities involved However to ensure operation of the protection the current pick up setting must be set approximately 20 below the lowest calculated negative phase sequence fault current contribution to a specific remote fault condition 5 4 3 SETTING GUIDELINES TIME DELAY Correct setting of the time delay for this function is vital You should also be very aw...

Page 239: ...tage above a minimum threshold I2 V2pol Set This must be set in excess of any steady state negative phase sequence voltage This may be determined during the commissioning stage by viewing the negative phase sequence measurements in the device P64x Chapter 9 Current Protection Functions P64x TM EN 1 3 215 ...

Page 240: ...t2 and Earth Fault3 in the EARTH FAULT column of the relevant settings group You can set each element as T1 T2 T3 T4 T5 HV winding LV winding or TV winding You can either measure the Earth Fault directly or derive it by summing the phase currents This depends on the settings EF 1 Input EF 2 Input EF 3 Input which you can set to Measured or Derived For the derived element the HV LV and TV windings ...

Page 241: ...nd description applies to all stages of all earth fault elements 6 3 IDG CURVE The IDG curve is commonly used for time delayed earth fault protection in the Swedish market This curve is available in stage 1 of the Earth Fault protection The IDG curve is represented by the following equation t I IN Setting op e 5 8 1 35 log where top is the operating time I is the measured current IN Setting is an ...

Page 242: ...andard earth fault protection two options are available for polarisation Residual Voltage or Negative Sequence 6 4 1 RESIDUAL VOLTAGE POLARISATION With earth fault protection the polarising signal needs to be representative of the earth fault condition As residual voltage is generated during earth fault conditions this quantity is commonly used to polarise directional earth fault elements This is ...

Page 243: ... applied to the directional checking which effectively blocks the Start outputs as well 6 4 2 NEGATIVE SEQUENCE POLARISATION In some applications the use of residual voltage polarisation may be not possible to achieve or at the very least problematic For example a suitable type of VT may be unavailable or an HV EHV parallel line application may present problems with zero sequence mutual coupling I...

Page 244: ...gle I2 angle V2 180 RCA 90 Directional reverse 90 angle I2 angle V2 180 RCA 90 6 5 APPLICATION NOTES 6 5 1 SETTING GUIDELINES NON DIRECTIONAL To provide backup protection for downstream equipment such as the power transformer and busbar Standby Earth Fault SBEF protection is commonly applied This function is fulfilled by a separate earth fault current input fed from a single CT in the transformer ...

Page 245: ...sing voltage Hence negative RCA settings are required for DEF applications This is set in the cell I Char Angle in the relevant earth fault menu We recommend the following RCA settings Resistance earthed systems 0 Distribution systems solidly earthed 45 Transmission systems solidly earthed 60 P64x Chapter 9 Current Protection Functions P64x TM EN 1 3 221 ...

Page 246: ...es this by comparing the value of the second harmonic current components to the value of the fundamental component If this ratio exceeds the set thresholds then the blocking signal is generated The threshold is defined by the settings IH2 I Set and IH2 IN Set for Phase Overcurrent protection and Earth Fault protection respectively We only want the function to block the protection if the fundamenta...

Page 247: ...ciples Figure 105 Phase overcurrent 2nd harmonic blocking Logic 7 3 EF SECOND HARMONIC BLOCKING LOGIC IN fundamental V00704 IH2 IN Unblock Low current hard coded IA 2nd harm IA fund IH2 IN set EF1 IH2 Start IN 2nd harmonic Note This diagram does not show all stages Other stages follow similar principles Figure 106 Earth fault 2nd harmonic blocking Logic 7 4 APPLICATION NOTES 7 4 1 SETTING GUIDELIN...

Page 248: ...er faults If the setting is too high the blocking may not operate for low levels of inrush current which could result in undesired tripping of the overcurrent element during the energization period In general a setting of 15 to 20 is suitable Chapter 9 Current Protection Functions P64x 224 P64x TM EN 1 3 ...

Page 249: ...CHAPTER 10 CB FAIL PROTECTION ...

Page 250: ...Chapter 10 CB Fail Protection P64x 226 P64x TM EN 1 3 ...

Page 251: ...f this function including the principles logic diagrams and applications This chapter contains the following sections Chapter Overview 227 Circuit Breaker Fail Protection 228 Circuit Breaker Fail Implementation 229 Circuit Breaker Fail Logic 231 Application Notes 233 P64x Chapter 10 CB Fail Protection P64x TM EN 1 3 227 ...

Page 252: ...asons it is common practice to install Circuit Breaker Failure protection CBF CBF protection monitors the circuit breaker and establishes whether it has opened within a reasonable time If the fault current has not been interrupted following a set time delay from circuit breaker trip initiation the CBF protection will operate whereby the upstream circuit breakers are back tripped to ensure that the...

Page 253: ...rip command to a second trip circuit of the same circuit breaker This requires the circuit breaker to have duplicate circuit breaker trip coils This mechanism is known as retripping If retripping fails to open the circuit breaker a back trip may be issued following an additional time delay The back trip uses CB Fail 2 Timer which was also started at the instant of the initial protection element tr...

Page 254: ...ro crossing detection is asserted thereby blocking the operation of the CB Fail function The zero crossing detection algorithm is used after the circuit breaker in the primary system has opened ensuring that the only current flowing in the AC secondary circuit is the subsidence current This zero crossing detection algorithm considers the current inputs T1 T2 T3 T4 and T5 on a per phase basis If IN...

Page 255: ... Open I Prot Reset I 1 CB1 Closed 1 1 Trip State Reset State Volt Prot Reset I Only CB Open I Prot Reset I 1 Extern CB1 Trip 1 S R Q Note on SR Latches All latches are reset dominant and are triggered on the positive edge If the edge occurs while the reset is active the detection of the edge is delayed until the reset becomes non active V00694 Figure 107 Circuit Breaker Fail Logic part 1 P64x Chap...

Page 256: ...il 2 Status Disabled Enabled 1 T1 IB Start CT1B ZCD 1 T1 IC Start CT1C ZCD 1 T1 IN Start CT1 In ZCD 1 1 Reset State CB1 BkTrip3ph 1 V00695 Note This diagram does not show all stages Other stages follow similar principles Figure 108 Circuit Breaker Fail Logic part 2 Chapter 10 CB Fail Protection P64x 232 P64x TM EN 1 3 ...

Page 257: ... gives a reliable reset method if the protected circuit would always have load current flowing In this case detecting drop off of the initiating protection element might be a more reliable method Where non current operated protection such as under overvoltage or under overfrequency derives measurements from a busbar connected voltage transformer Again using I would rely on the feeder normally bein...

Page 258: ...n 50 50 10 50 160 ms CB open CB auxiliary contacts opening closing time max error in tBF timer safety margin 50 10 50 110 ms Undercurrent elements CB interrupting time undercurrent element max safety margin operating time 50 25 50 125 ms Note All CB Fail resetting involves the operation of the undercurrent elements Where element resetting or CB open resetting is used the undercurrent time setting ...

Page 259: ...CHAPTER 11 VOLTAGE PROTECTION FUNCTIONS ...

Page 260: ...Chapter 11 Voltage Protection Functions P64x 236 P64x TM EN 1 3 ...

Page 261: ...functions including the principles logic diagrams and applications This chapter contains the following sections Chapter Overview 237 Undervoltage Protection 238 Overvoltage Protection 241 Residual Overvoltage Protection 244 Negative Sequence Overvoltage Protection 248 P64x Chapter 11 Voltage Protection Functions P64x TM EN 1 3 237 ...

Page 262: ...restored the load is not connected Therefore the automatic tripping of a feeder on detection of complete loss of voltage may be required This can be achieved by a three phase undervoltage element Where outgoing feeders from a busbar are supplying induction motor loads excessive dips in the supply may cause the connected motors to stall and should be tripped for voltage reductions that last longer ...

Page 263: ...ases are OR d together to create a 3 phase Start signal V n Start which can be be activated when any of the three phases start Any Phase or when all three phases start Three Phase depending on the chosen V Operate Mode setting The outputs of the timer modules are the trip signals which are used to drive the tripping output relay These tripping signals are also OR d together to create a 3 phase Tri...

Page 264: ... system in question but typical healthy system voltage excursions may be in the order of 10 of nominal value The same applies to the time setting The required time delay is dependent on the time for which the system is able to withstand a reduced voltage If motor loads are connected then a typical time setting may be in the order of 0 5 seconds Stage 1 is used for tripping and can be disabled or s...

Page 265: ...elevant settings group The Overvoltage parameters are contained within the sub heading OVERVOLTAGE The product provides two stages of overvoltage protection with independent time delay characteristics Stage 1 provides a choice of operate characteristics where you can select between An IDMT characteristic DT Definite Time You set this using the V 1 Function setting The IDMT characteristic is define...

Page 266: ... 3 phase Start signal V n Start which can then be activated when any of the three phases start Any Phase or when all three phases start Three Phase depending on the chosen V Operate Mode setting The outputs of the timer modules are the trip signals which are used to drive the tripping output relay These tripping signals are also OR d together to create a 3 phase Trip signal which are also controll...

Page 267: ...he delayed overvoltage protection function due to transient over voltages which do not pose a risk to the transformer A typical delay setting would be 1 s 3 s with a longer delay being applied for lower voltage threshold settings The second stage can be used to provide instantaneous high set over voltage protection The typical threshold setting to be applied V 2 Voltage Set would typically be 130 ...

Page 268: ...re more than one stage For example an insulated system may require an alarm stage and a trip stage It is common in such a case for the system to be designed to withstand the associated healthy phase overvoltages for a number of hours following an earth fault In such applications an alarm is generated soon after the condition is detected which serves to indicate the presence of an earth fault on th...

Page 269: ...s happens the comparator output produces a Start signal VN n Start which signifies the Start of protection This can be blocked by a VTS Fast block signal This Start signal is applied to the timer module The output of the timer module is the VN n Trip signal which is used to drive the tripping output relay 4 3 APPLICATION NOTES 4 3 1 CALCULATION FOR SOLIDLY EARTHED SYSTEMS Consider a Phase A to Ear...

Page 270: ...behind the protection to the line impedance in front of the protection up to the point of fault For a remote fault far away the ZS ZL ratio will be small resulting in a correspondingly small residual voltage Therefore the protection only operates for faults up to a certain distance along the system The maximum distance depends on the device setting 4 3 2 CALCULATION FOR IMPEDANCE EARTHED SYSTEMS C...

Page 271: ...hat the residual voltage generated by an earth fault on an insulated system will be the highest possible value 3 x phase neutral voltage as the zero sequence source impedance is infinite 4 3 3 SETTING GUIDELINES The voltage setting applied to the elements is dependent on the magnitude of residual voltage that is expected to occur during the earth fault condition This in turn is dependent on the me...

Page 272: ...GATIVE SEQUENCE OVERVOLTAGE LOGIC V2 Voltage Set V2 Trip V00805 V2 Start V2 Accelerate VTS Fast Block Start Counter DT V2 Figure 115 Negative Sequence Overvoltage logic The Negative Voltage Sequence Overvoltage module V2 is a level detector that detects when the voltage magnitude exceeds a set threshold When this happens the comparator output Overvoltage Module produces a Start signal V2 Start whi...

Page 273: ...The operation time of the element depends on the application but a typical setting would be in the region of 5 seconds P64x Chapter 11 Voltage Protection Functions P64x TM EN 1 3 249 ...

Page 274: ...Chapter 11 Voltage Protection Functions P64x 250 P64x TM EN 1 3 ...

Page 275: ...CHAPTER 12 FREQUENCY PROTECTION FUNCTIONS ...

Page 276: ...Chapter 12 Frequency Protection Functions P64x 252 P64x TM EN 1 3 ...

Page 277: ...apter describes the operation of these functions including the principles logic diagrams and applications This chapter contains the following sections Chapter Overview 253 Overfluxing Protection 254 Frequency Protection 259 P64x Chapter 12 Frequency Protection Functions P64x TM EN 1 3 253 ...

Page 278: ... of a transformer as a result of overheating The following protection strategy is therefore advisable to address potential overfluxing conditions Maintain protection stability during transient overfluxing by blocking the differential protection Ensure tripping for persistent overfluxing by applying the overfluxing protection It is common practice to use the overfluxing element to protect the trans...

Page 279: ...100 1000 10000 1 05 1 15 1 25 1 35 1 45 1 55 M V f Setting operating time s t TMS M 1 2 V00864 Figure 116 Variable time overfluxing protection characteristic The IDMT characteristic is implemented as a thermal function The internal IDMT timer is treated as a thermal replica with a cooling characteristic After a V Hz excursion the timer should reset according to the reset cooling characteristic Oth...

Page 280: ...ed from the differential current waveform on each phase Blocking is on a per phase basis To ensure tripping for persistent overfluxing caused by high system voltage or low system frequency the device provides time delayed overfluxing protection Where there is any risk of persistent geomagnetic overfluxing with normal system voltage and frequency the 5th harmonic differential current facility can b...

Page 281: ...the secondary terminals of a transformer exceeds its rating of 1 05 per unit PU on transformer base at full load 0 8 power factor or 1 1 PU at no load Please refer to clause 4 1 6 in IEEE C57 12 00 2006 for further clarification on the capability of a transformer to operate above rated voltage and below rated frequency The element is set in terms of the actual ratio of voltage to frequency You can...

Page 282: ...z Multi Characteristic V Hz 2 V Hz 3 V Hz 4 V Hz 1 Figure 120 Multi stage overfluxing characteristic V Hz 2 1 4 p u t 1 s V Hz 3 1 2 p u t 4 s V Hz 4 1 1 p u t 0 s V Hz 2 Trip V Hz 3 Trip V Hz 3 Start V Hz 4 Start V Hz 1 Inhibit 1 V Hz 1 1 06 TMS 0 08 V Hz 1 Trip R14 V Hz Trip 1 E00866 Figure 121 Scheme logic for multi stage overfluxing characteristic Chapter 12 Frequency Protection Functions P64x...

Page 283: ... relevant settings group 3 1 UNDERFREQUENCY PROTECTION A reduced system frequency implies that the net load is in excess of the available generation Such a condition can arise when an interconnected system splits and the load left connected to one of the subsystems is in excess of the capacity of the generators in that particular subsystem Industrial plants that are dependent on utilities to suppl...

Page 284: ...n increased system frequency arises when the mechanical power input to a generator exceeds the electrical power output This could happen for instance when there is a sudden loss of load due to tripping of an outgoing feeder from the plant to a load centre Under such conditions the governor would normally respond quickly to obtain a balance between the mechanical input and electrical output thereby...

Page 285: ...that these subsystems will suffer from a generation load imbalance The islands where generation exceeds the existing load will be subject to overfrequency conditions Severe over frequency conditions may be unacceptable to many industrial loads since running speeds of motors will be affected The overfrequency element can be suitably set to sense this contingency P64x Chapter 12 Frequency Protection...

Page 286: ...Chapter 12 Frequency Protection Functions P64x 262 P64x TM EN 1 3 ...

Page 287: ...CHAPTER 13 MONITORING AND CONTROL ...

Page 288: ...Chapter 13 Monitoring and Control P64x 264 P64x TM EN 1 3 ...

Page 289: ...comprehensive monitoring and control functionality This chapter contains the following sections Chapter Overview 265 Event Records 266 Disturbance Recorder 273 Measurements 274 Current Input Exclusion Function 276 Pole Dead Function 278 P64x Chapter 13 Monitoring and Control P64x TM EN 1 3 265 ...

Page 290: ...ent Text cell You can expand the details of the event by clicking on the icon to the left of the time stamp The following table shows the correlation between the fields in the setting application software s event viewer and the cells in the menu database Field in Event Viewer Equivalent cell in menu DB Cell reference User settable Left hand column header VIEW RECORDS Time Date 01 03 No Right hand ...

Page 291: ... created which logs the logic states of all output relays You can tell which output relay has changed state by comparing the new event with the previous one The description of this event type as shown in the Event Text cell is always Output Contacts where is the batch number of the output relay contacts This is 1 for the first batch of output contacts and 2 for the second batch of output contacts ...

Page 292: ...Fail Alarm 16 0x00010000 Current Loop Input 4 Undercurrent Fail Alarm 17 0x00020000 Out of Service Alarm 18 0x00040000 Frequency Out of Range Alarm 19 0x00080000 UNUSED 20 0x00100000 UNUSED 21 0x00200000 UNUSED 22 0x00400000 Current Loop Input Failure 23 0x00800000 Current Loop Input Output Failure 24 0x01000000 VCO1 Configuration Alarm 25 0x02000000 VCO2 Configuration Alarm 26 0x04000000 UNUSED 2...

Page 293: ...rough fault Alarm 29 0x20000000 Z1 Test Mode 30 0x40000000 Z2 Test Mode 31 0x80000000 UNUSED Alarm Status 3 Bit no Bit Mask hex Alarm Description 0 0x00000001 Battery Fail alarm indication 1 0x00000002 Failure 2 0x00000004 unused 3 0x00000008 Enrolled GOOSE IED absent alarm indication 4 0x00000010 Network Interface Card not fitted failed alarm 5 0x00000020 Network Interface Card not responding ala...

Page 294: ... reset 6 0x00000040 User Alarm 7 0 Self reset 1 Manual reset 7 0x00000080 User Alarm 8 0 Self reset 1 Manual reset 8 0x00000100 User Alarm 9 0 Self reset 1 Manual reset 9 0x00000200 User Alarm 10 0 Self reset 1 Manual reset 10 0x00000400 User Alarm 11 0 Self reset 1 Manual reset 11 0x00000800 User Alarm 12 0 Self reset 1 Manual reset 12 0x00001000 User Alarm 13 0 Self reset 1 Manual reset 13 0x000...

Page 295: ... The fault recorder records the values of all parameters associated with the fault for the duration of the fault These parameters are stored in separate Courier cells which become visible depending on the type of fault The fault recorder stops recording only when The Start signal is reset AND the undercurrent is ON OR the Trip signal is reset as shown below V01234 Start signal resets Undercurrent ...

Page 296: ...occurred Each time a protection event occurs a DDB signal changes state It is the name of this DDB signal followed by ON or OFF that appears in the Event Text cell The Event Value cell for this type of event is a 32 bit binary string representing the state of the relevant DDB signals These binary strings can also be viewed in the COMMISSION TESTS column in the relevant DDB batch cells Not all DDB ...

Page 297: ...sition cells The Duration cell sets the overall recording time and the Trigger Position cell sets the trigger point as a percentage of the duration For example the default settings show that the overall recording time is set to 1 5 s with the trigger point being at 33 3 of this giving 0 5 s pre fault and 1 s post fault recording times With the Trigger Mode set to Single if further triggers occurs ...

Page 298: ...MEASUREMENTS 1 column 4 1 2 MEASURED AND CALCULATED VOLTAGES The device measures phase to phase and phase to neutral voltage values The values are produced by sampling the analogue input quantities converting them to digital quantities to present the magnitude and phase values Sequence quantities are produced by processing the measured values These are also displayed as magnitude and phase angle v...

Page 299: ...ub period length with the displayed values being updated at the end of each of the sub periods according to the Roll Sub Period setting in the MEASURE T SETUP column Peak demand values are produced for each phase current and the real and reactive power quantities These display the maximum value of the measured quantity since the last reset of the demand values These measurements are contained in t...

Page 300: ...luded insuff No of CT CT2 Excluded CT3 Excluded P643 CT1 Excluded 4 insuff No of CT CT2 Excluded CT3 Excluded CT4 Excluded CT5 Excluded P645 2 Figure 125 CT Exclusion logic Only one current input can be excluded from the P643 and a maximum of three current inputs can be excluded from the P645 An alarm DDB Insuff No of CT is issued when more than the maximum number of current inputs are excluded Th...

Page 301: ...isolators 1 and 2 must be connected to an opto input as follows V01233 V DC 98b 1 98b 2 Opto input 14 Opto input 14 1 CT1 Exclu Ena V DC Figure 127 CT input exclusion auxiliary contact connection When isolators 1 and 2 are open the opto input L14 is energized and CT1 Exclu Ena is asserted To set CT1 Excluded T1 CT Phase A B and C undercurrent elements must also be asserted P64x Chapter 13 Monitori...

Page 302: ... inputs or internally determined by the device If internally determined the 52b contacts are used and inverted in the PSL because only the CBx closed DDB signal is available for each breaker The device will also initiate a pole dead condition for the following conditions VTS Slow Block DDB signal is low The line current and voltage fall below a preset threshold This is necessary so that a pole dea...

Page 303: ... IB Hardcoded threshold VAB Hardcoded threshold IC Hardcoded threshold VBC Hardcoded threshold VCA Hardcoded threshold VCA Hardcoded threshold VCA Hardcoded threshold 3Ph CB Open CB1 Closed HV Terminal Selection 3Ph CB Open CB2 Closed LV Terminal Selection 3Ph CB Open P642 01 P642 10 Figure 128 Pole Dead logic P642 P64x Chapter 13 Monitoring and Control P64x TM EN 1 3 279 ...

Page 304: ...DB signal If all phases are dead the Any Pole Dead signal would be accompanied by the All Poles Dead signal If the VT fails a VTS Slow Block signal is taken from the VTS logic to block the Pole Dead indications that would be generated by the undervoltage and undercurrent thresholds However the VTS logic will not block the Pole Dead indications if they are initiated by a CBx Closed signal A CBx clo...

Page 305: ...ts available the CB Open 3 ph signal must be forced low to avoid a false Pole Dead indication You can do this by forcing all five CBx Closed DDB signals high using opto inputs as shown below V01230 Opto Input 7 1 CB1 Closed Opto Input 8 1 CB2 Closed Opto Input 9 1 CB3 Closed Opto Input 10 1 CB4 Closed Opto Input 11 1 CB5 Closed High Figure 130 Forcing CB Closed signals P64x Chapter 13 Monitoring a...

Page 306: ...Chapter 13 Monitoring and Control P64x 282 P64x TM EN 1 3 ...

Page 307: ...CHAPTER 14 SUPERVISION ...

Page 308: ...Chapter 14 Supervision P64x 284 P64x TM EN 1 3 ...

Page 309: ...es the supervison functions This chapter contains the following sections Chapter Overview 285 Voltage Transformer Supervision 286 Current Transformer Supervision 291 Trip Circuit Supervision 294 P64x Chapter 14 Supervision P64x TM EN 1 3 285 ...

Page 310: ... maloperation The use of negative sequence quantities ensures correct operation even where three limb or V connected VTs are used 2 2 LOSS OF ALL THREE PHASE VOLTAGES If all three voltage inputs are lost there will be no Negative Phase Sequence quantities present but the device will see that there is no voltage input If this is caused by a power system failure there will be a step change in the ph...

Page 311: ...n the wiring diagrams VTS is implemented in the SUPERVISION column of the relevant settings group under the sub heading VT SUPERVISION The following settings are relevant for VT Supervision VTS Status determines whether the VTS Operate output will be a blocking output or an alarm indication only VTS Reset Mode determines whether the Reset is to be manual or automatic VTS Time delay determines the ...

Page 312: ...d threshold Any Pole Dead VTS Reset Mode Manual Auto MCB VTS VTS Status Indication Blocking VTS Acc Ind 1 1 S R Q 1 S R Q 1 VTS Slow Block VTS Fast Block VT Fail Alarm 1 1 S R Q 1 Hardcoded threshold Hardcoded threshold Hardcoded threshold Note This diagram does not show all stages Other stages follow similar principles Figure 131 VTS logic P642 with 2 single phase VTs Chapter 14 Supervision P64x ...

Page 313: ...the P643 and P645 a 3 phase VT is used and each of the input voltages VA VB and VC are with respect to earth For the P642 two single phase VTs are used and the two input voltages VA and VB are phase to phase voltages As can be seen from the diagram the VTS function is inhibited if An All Poles Dead DDB signal is present A phase overcurrent condition exists A Negative Phase Sequence current exists ...

Page 314: ...The NPS voltage and current detection criteria used for the case when one or two voltage inputs are lost is inhibited if an Any Pole Dead signal is present Chapter 14 Supervision P64x 290 P64x TM EN 1 3 ...

Page 315: ...he positive sequence current I1 is used to confirm whether it is a CT problem or not If I1 is greater than the setting CTS I1 at all terminals it must be a CT problem and CTS is allowed to operate If this condition is detected at only one end the device assumes it is caused by either an inrush condition or a single end fed internal fault In this case CTS operation is blocked The CTS status setting...

Page 316: ...f symmetrical three phase CT failures is very low therefore in practice this is not a significant problem 3 2 CTS LOGIC V01227 CT1 I2 I1 CTS I2 I1 2 CT2 I2 I1 CTS I2 I1 1 CT3 I2 I1 CTS I2 I1 1 CT4 I2 I1 CTS I2 I1 1 CT5 I2 I1 CTS I2 I1 1 1 2 CT1 I1 CTS I1 CT2 I1 CTS I1 CT3 I1 CTS I1 CT5 I1 CTS I1 CT4 I1 CTS I1 Inhibit CTS Inrush detector CT Exclusion Alarm CT1 Fail CTS CT1 1 CT Fail alarm 1 CTS Blk...

Page 317: ...sitive sequence current CTS I2 I1 1 should be set above the maximum load unbalance In practise the levels of standing negative phase sequence current present on the system govern this minimum setting This can be determined from a system study or by making use of the device s measurement facilities at the commissioning stage If the latter method is adopted it is important to take the measurements d...

Page 318: ... CB status monitoring If you require CB status monitoring further opto inputs must be used Note A 52a CB auxiliary contact follows the CB position A 52b auxiliary contact is the opposite V01214 52A 52B R1 Trip Output Relay ve ve Opto input Blocking diode Circuit Breaker Trip coil Trip path Figure 135 TCS Scheme 1 When the CB is closed supervision current passes through the opto input blocking diod...

Page 319: ...ed the NC normally closed output relay opens and the LED and user alarms are reset The 50 ms delay on pick up timer prevents false LED and user alarm indications during the power up time following a voltage supply interruption 4 2 TRIP CIRCUIT SUPERVISION SCHEME 2 This scheme provides supervision of the trip coil with the breaker open or closed but does not provide pre closing supervision of the t...

Page 320: ...Opto Input 2 1 pickup 0 50 CB Aux 3ph 52 A CB Aux 3ph 52 B NC stands for Normally Closed Figure 138 PSL for TCS Scheme 2 In TCS scheme 2 both opto inputs must be low before a trip circuit fail alarm is given 4 3 TRIP CIRCUIT SUPERVISION SCHEME 3 TCS Scheme 3 is designed to provide supervision of the trip coil with the breaker open or closed It provides pre closing supervision of the trip path Sinc...

Page 321: ... and voltage settings required for satisfactory operation Trip Circuit Voltage Opto Voltage Setting with R1 Fitted Resistor R1 R2 ohms Resistor R3 ohms 48 54 24 27 1 2k 600 110 250 48 54 2 7k 1 2k 220 250 110 125 5 0k 2 5k Warning This Scheme is not compatible with Trip Circuit voltages of less than 48 V 4 3 2 PSL FOR TCS SCHEME 3 Opto Input V01217 Output Relay LED User Alarm pickup 0 50 0 400 dro...

Page 322: ...Chapter 14 Supervision P64x 298 P64x TM EN 1 3 ...

Page 323: ...CHAPTER 15 DIGITAL I O AND PSL CONFIGURATION ...

Page 324: ...Chapter 15 Digital I O and PSL Configuration P64x 300 P64x TM EN 1 3 ...

Page 325: ...lication Software document is available that gives a comprehensive description of the PSL but enough information is provided in this chapter to allow you to allocate the principal digital inputs and outputs This chapter contains the following sections Chapter Overview 301 Configuring Digital Inputs and Outputs 302 Scheme Logic 303 Configuring the Opto Inputs 305 Assigning the Output Relays 306 Fix...

Page 326: ...signals such as a drop off delay for an output contact In this product digital inputs and outputs that are configurable are Optically isolated digital inputs opto inputs These can be used to monitor the status of associated plant Output relays These can be used for purposes such as initiating the tripping of circuit breakers providing alarm signals etc Programmable LEDs The number and colour of th...

Page 327: ...nts you do not need to take any action However if you want to change the input output mappings or to implement custom scheme logic you can change these or create new PSL schemes using the PSL editor The PSL consists of components such as logic gates and timers which combine and condition DDB signals The logic gates can be programmed to perform a range of different logic functions The number of inp...

Page 328: ...ing PSL file or create a new one for the particular product that you are using and then open a PSL file If you want to create a new PSL file you should select File then New then Blank scheme This action opens a default file appropriate for the device in question but deletes the diagram components from the default file to leave an empty diagram with configuration information loaded To open an exist...

Page 329: ...ome visible You use these cells to set the voltage ranges for each individual opto input Within the OPTO CONFIG column there are also settings to control the filtering applied to the inputs as well as the pick up drop off characteristic The filter control setting provides a bit string with a bit associated with all opto inputs Setting the bit to 1 means that a half cycle filter is applied to the i...

Page 330: ...ition it according to your needs The output of the conditioner respects the attributes you have assigned The toolbar button for a Contact Conditioner looks like this The PSL contribution that it delivers looks like this Note Contact Conditioners are only available if they have not all been used In some default PSL schemes all Contact Conditioners might have been used If that is the case and you wa...

Page 331: ...or in the hardware or software The state of the healthy LED is reflected by the watchdog contacts at the back of the unit 6 1 TRIP LED LOGIC When a trip occurs the trip LED is illuminated It is possible to reset this with a number of ways Directly with a reset command by pressing the Clear Key With a reset logic input With self resetting logic You enable the automatic self resetting with the Sys F...

Page 332: ...on is latched pending user intervention To map an LED in the PSL you should use the LED Conditioner button in the toolbar to import it You then condition it according to your needs The output s of the conditioner respect the attribute you have assigned The toolbar button for a tri colour LED looks like this The PSL contribution that it delivers looks like this The toolbar button for a single colou...

Page 333: ...However the actual number of LEDs depends on the device hardware For example if a small 20TE device has only 4 programmable LEDs LEDs 5 8 will not take effect even if they are mapped in the PSL P64x Chapter 15 Digital I O and PSL Configuration P64x TM EN 1 3 309 ...

Page 334: ...ion keys that are set to Toggled mode and their DDB signal active high to be locked in their active state therefore preventing any further key presses from deactivating the associated function Locking a function key that is set to the Normal mode causes the associated DDB signals to be permanently off This safety feature prevents any inadvertent function key presses from activating or deactivating...

Page 335: ...sed to trigger any PSL function to which they are connected There are three setting columns associated with the control inputs CONTROL INPUTS CTRL I P CONFIG and CTRL I P LABELS These are listed in the Settings and Records appendix at the end of this manual P64x Chapter 15 Digital I O and PSL Configuration P64x TM EN 1 3 311 ...

Page 336: ...Chapter 15 Digital I O and PSL Configuration P64x 312 P64x TM EN 1 3 ...

Page 337: ...CHAPTER 16 COMMUNICATIONS ...

Page 338: ...Chapter 16 Communications P64x 314 P64x TM EN 1 3 ...

Page 339: ...as Intelligent Electronic Devices for the substation IEDs As standard all products support rugged serial communications for SCADA and SAS applications By option any product can support Ethernet communications for more advanced SCADA and SAS applications This chapter contains the following sections Chapter Overview 315 Communication Interfaces 316 Serial Communication 317 Standard Ethernet Communic...

Page 340: ...rder option Rear Port 1 RP1 fibre Optional Fibre SCADA Remote settings Courier MODBUS IEC60870 5 103 DNP3 0 order option Rear Port 2 RP2 Optional RS232 RS485 K Bus SCADA Remote settings SK4 Courier only SK5 InterMicom only Ethernet Optional Ethernet IEC 61850 or DNP3 Remote settings IEC 61850 Courier tunnelled or DNP3 0 order option Note Optional communications boards are always fitted into slot A...

Page 341: ...ection is reversed The RS485 bus must be terminated at each end with 120 Ω 0 5 W terminating resistors between the signal wires The RS485 standard requires that each device be directly connected to the actual bus Stubs and tees are forbidden Loop bus and Star topologies are not part of the RS485 standard and are also forbidden Two core screened twisted pair cable should be used The final cable spe...

Page 342: ...ted to the bus 3 3 K BUS K Bus is a robust signalling method based on RS485 voltage levels K Bus incorporates message framing based on a 64 kbps synchronous HDLC protocol with FM0 modulation to increase speed and security The rear interface is used to provide a permanent connection for K Bus which allows multi drop connection A K Bus spur consists of up to 32 IEDs connected together in a multi dro...

Page 343: ...mote communication using K Bus Note An RS232 USB converter is only needed if the local computer does not provide an RS232 port Further information about K Bus is available in the publication R6509 K Bus Interface Guide which is available on request P64x Chapter 16 Communications P64x TM EN 1 3 319 ...

Page 344: ...an also be made to a 10Base T or a 100Base TX Ethernet switch using the RJ45 port 4 1 HOT STANDBY ETHERNET FAILOVER This is used for products which are fitted with a standard Ethernet board The standard Ethernet board has one fibre and one copper interface If there is a fault on the fibre channel it can switch to the copper channel or vice versa When this function detects a link failure it generat...

Page 345: ...on path to another without noticeable consequences Standard protocols of the time could not meet the demanding requirements of network availability for substation automation solutions Switch over times were unacceptably long For this reason companies developed proprietary protocols More recently however standard protocols which support bumpless redundancy namely PRP and HSR have been developed and...

Page 346: ...eceived on both ports Devices such as printers that have a single Ethernet port can be connected to either of the networks but will not directly benefit from the PRP principles Such devices are called Singly Attached Nodes SAN For devices with a single Ethernet port that need to connect to both LANs this can be achieved by employing Ethernet Redundancy Boxes sometimes abbreviated to RedBox Devices...

Page 347: ... recovery time depends on the number of devices on the network and the network topology A typical figure for the fault recovery time is 300ms Therefore RSTP cannot achieve the bumpless redundancy that some other protocols can Refer to IEEE 802 1D 2004 standard for detailed information about the opration of the protocol 5 4 SELF HEALING PROTOCOL The Self Healing Protocol SHP implemented in the REB ...

Page 348: ... are no longer sent to the main ring but are sent to the back up ring instead On the other side of the break messages received on the back up ring are sent to the main ring and communications are re established This takes place in less than 1 ms and can be described as bumpless The principle of SHP is outlined in the figures below Switch A B D 1 2 3 Switch C 1 2 3 Switch E 1 2 3 Hx5x IED C264 IED ...

Page 349: ...e sent by the DHM to both networks Receiving devices apply a duplicate discard principle This means that when both networks are operational the REB receives two copies of the same Ethernet frame If both links are healthy frames are received on both and the DHM uses the first frame received The second frame is discarded If one link fails frames received on the healthy link are used DHP delivers a t...

Page 350: ... addresses associated with the embedded Ethernet switch on the REB and the IED to which it is fitted An IP address is a logical address assigned to a device that uses the Internet Protocol IP for communication with other devices IP addresses are represented using Decimal Dot Notation where four sets of decimal numbers are separated by dots as follows XXX XXX XXX XXX For example 10 86 254 85 An IP ...

Page 351: ...ools in the Settings Application Software You will need a computer loaded with the software to configure the elements of the IP addresses with these labels SW2 refers to a dual in line DIL switch on the REB that needs to be set for some protocols Procedures for setting the NIC IP address and the switch IP address are different Procedures also vary according to the chosen protocol For some protocol...

Page 352: ... DNP3 over Ethernet you need to set the IED IP address using the DNP3 Configurator software In the Settings Application Software the DNP3 IED Configurator is found by navigating through the Device Configuration panel on the start page and then progressing through the Px40 K L Px20 Courier panel to the DNP3 Settings File panel Using the DNP3 Configurator software you also need to set Ethernet Media...

Page 353: ...For situations where the level of information contained in this manual is insufficient further publications R6511 and R6512 containing in depth details about the protocol and its use are available on request Courier is an GE proprietary communication protocol Courier uses a standard set of commands to access a database of settings and data in the IED This allows a master to communicate with a numb...

Page 354: ...hat the cell is settable and returns the limits 1 Preload Setting This places a new value into the cell This value is echoed to ensure that setting corruption has not taken place The validity of the setting is not checked by this action 2 Execute Setting This confirms the setting change If the change is valid a positive response is returned If the setting change fails an error response is returned...

Page 355: ... set the number of stored events For simple event records Type 0 cells 0102 to 0105 contain the event details A single cell is used to represent each of the event fields If the event selected is a fault or maintenance record Type 3 the remainder of the column contains the additional information Fault Record Selection Select Fault cell 0105 This cell can be used to select a fault record directly us...

Page 356: ...tings can be uploaded from and downloaded to the IED using the block transfer mechanism The following cells are used to perform the extraction Domain cell B204 Used to select either PSL settings upload or download or PSL configuration data upload only Sub Domain cell B208 Used to select the Protection Setting Group to be uploaded or downloaded Version cell B20C Used on a download to check the comp...

Page 357: ...Ds share the same address COMMUNICATIONS RP1 Address 100 5 Move down to the next cell RP1 InactivTimer This cell controls the inactivity timer The inactivity timer controls how long the IED waits without receiving any messages on the rear port before revoking any password access that was enabled and discarding any changes For the rear port this can be set between 1 and 30 minutes COMMUNICATIONS RP...

Page 358: ...andard is applied to the Px40 platform It is not a description of the standard itself The level at which this section is written assumes that the reader is already familiar with the IEC 60870 5 103 standard This section should provide sufficient detail to enable understanding of the standard at a level required by most users The IEC 60870 5 103 interface is a master slave interface with the device...

Page 359: ...ssage A time synchronization Class 1 event will be generated produced whether the time synchronization message is sent as a send confirm or a broadcast send no reply message If the clock is being synchronized using the IRIG B input then it will not be possible to set the device time using the IEC 60870 5 103 interface An attempt to set the time via the interface will cause the device to create an ...

Page 360: ...d Blocked 6 2 11 IEC 60870 5 103 CONFIGURATION To configure the device 1 Select the CONFIGURATION column and check that the Comms settings cell is set to Visible 2 Select the COMMUNICATIONS column 3 Move to the first cell down RP1 protocol This is a non settable cell which shows the chosen communication protocol in this case IEC 60870 5 103 COMMUNICATIONS RP1 Protocol IEC 60870 5 103 4 Move down t...

Page 361: ...gation message to the master station Command Blocking When the command blocking DDB signal is active high either by energising an opto input or control input all remote commands will be ignored i e CB Trip Close change setting group etc When in this mode the device returns a negative acknowledgement of command message to the master station 6 3 DNP 3 0 This section describes how the DNP 3 0 standar...

Page 362: ... inputs alarm signals and protection start and trip signals The DDB number column in the device profile document provides the DDB numbers for the DNP 3 0 point data These can be used to cross reference to the DDB definition list See the relevant Menu Database document The binary input points can also be read as change events using Object 2 and Object 60 for class 1 3 event data 6 3 3 OBJECT 10 BIN...

Page 363: ... of object 20 accept the read freeze and clear functions The freeze function takes the current value of the object 20 running counter and stores it in the corresponding Object 21 frozen counter The freeze and clear function resets the Object 20 running counter to zero after freezing its value Binary counter and frozen counter change event values are available for reporting from Object 22 and Objec...

Page 364: ...e will cause the device to create an event with the current date and time taken from the IRIG B synchronized internal clock 6 3 8 DNP3 DEVICE PROFILE This section describes the specific implementation of DNP version 3 0 within GE MiCOM P40 Agile IEDs for both compact and modular ranges The devices use the DNP 3 0 Slave Source Code Library version 3 from Triangle MicroWorks Inc This document in con...

Page 365: ...ct 70 variations 2 through 7 are supported Device Attribute Object 0 is supported Maximum Data Link Frame Size octets Transmitted 292 Received 292 Maximum Application Fragment Size octets Transmitted Configurable 100 to 2048 Default 2048 Received 249 Maximum Data Link Retries Fixed at 2 Maximum Application Layer Retries None Requires Data Link Layer Confirmation Configurable to Never or Always Req...

Page 366: ...ort Append File Mode No Custom Status Code Strings No Permissions Field Yes File Events Assigned to Class No File Events Send Immediately Yes Multiple Blocks in a Fragment No Max Number of Files Open 1 6 3 8 2 DNP3 IMPLEMENTATION TABLE The implementation table provides a list of objects variations and control codes supported by the device Object Request Library will parse Response Library will res...

Page 367: ...g 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 20 5 default see note 1 32 Bit Binary Counter without Flag 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 20 6 16 Bit Binary Counter without Flag 1 read 00 01 06 07 08 17 27 28 start stop...

Page 368: ...00 01 06 07 08 17 27 28 start stop no range or all limited qty index 30 1 32 Bit Analog Input 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 30 2 16 Bit Analog Input 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 30 3 default see note 1...

Page 369: ... 1 default see note 1 32 Bit Analog Output Status 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 40 2 16 Bit Analog Output Status 1 read 00 01 06 07 08 17 27 28 start stop no range or all limited qty index 129 response 00 01 17 28 start stop index see note 2 40 3 Short Floating Point Analog Output Status 1 read 00 01...

Page 370: ...ent objects qualifiers 17 or 28 are only responded to when a request is sent with qualifiers 17 or 28 respectively Otherwise static object requests sent with qualifiers 00 01 06 07 or 08 will be responded to with qualifiers 00 or 01 For change event objects qualifiers 17 or 28 are always responded to 6 3 8 3 DNP3 INTERNAL INDICATIONS The following table lists the DNP3 0 Internal Indications IIN an...

Page 371: ...n the device software application restarts This IIN is cleared when the master station explicitly writes a 0 into this bit of the Internal Indications object Yes Octet 2 0 Function code not implemented The received function code is not implemented within the relay Yes 1 Requested object s unknown The relay does not have the specified objects or there are no objects assigned to the requested class ...

Page 372: ...e been requested 9 Not authorized The request has not been accepted because of insufficient authorization 127 Undefined The request not been accepted because of some other undefined reason Note Code numbers 10 through to 126 are reserved for future use 6 3 9 DNP3 CONFIGURATION To configure the device 1 Select the CONFIGURATION column and check that the Comms settings cell is set to Visible 2 Selec...

Page 373: ...ded from the device to the PC in a block of compressed format data and downloaded in a similar manner after modification The new DNP3 0 configuration takes effect after the download is complete To restore the default configuration at any time from the CONFIGURATION column select the Restore Defaults cell then select All Settings In MiCOM S1 Agile the DNP3 0 data is shown in three main folders one ...

Page 374: ...the following way 01 Read status of output contacts 0xxxx addresses 02 Read status of opto inputs 1xxxx addresses 03 Read setting values 4xxxx addresses 04 Read measured values 3xxxx addresses 06 Write single setting value 4xxxx addresses 16 Write multiple setting values 4xxxx addresses 6 4 3 RESPONSE CODES MCode MODBUS Description MiCOM Interpretation 01 Illegal Function Code The function code tr...

Page 375: ... fault and maintenance records 6 4 5 1 AUTOMATIC EVENT RECORD EXTRACTION The automatic extraction facilities allow all types of record to be extracted as they occur Event records are extracted in sequential order including any fault or maintenance data that may be associated with the event The MODBUS master can determine whether the device has any events stored that have not yet been extracted Thi...

Page 376: ... 1 This register will contain the DDB ordinal for protection events or the bit number for alarm events The direction of the change will be indicated by the most significant bit 1 for 0 1 change and 0 for 1 0 change Additional Data Present 30112 1 0 means that there is no additional data 1 means fault record data can be read from 30113 to 30199 number of registers depends on the product 2 means mai...

Page 377: ...d 4x00400 Record selection command register This register is used during the extraction process and has a number of commands These are b0 Select next event b1 Accept event b2 Select next disturbance record b3 Accept disturbance record b4 Select next page of disturbance data b5 Select data file 3x00930 3x00933 Record time stamp These registers return the timestamp of the disturbance record 3x00802 ...

Page 378: ...here the disturbance being extracted was overwritten by a new record No non extracted disturbances An attempt was made by the master station to automatically select the next oldest non extracted disturbance when all records have been extracted Not a valid disturbance An attempt was made by the master station to manually select a record that did not exist in the relay Command out of sequence The ma...

Page 379: ...ime stamp from registers 3x00930 3x00933 End Extract disturbance data Yes No V01003 Figure 155 Manual selection of a disturbance record 6 4 6 2 AUTOMATIC EXTRACTION PROCEDURE There are two methods that can be used for automatically extracting disturbances Method 1 Method 1 is simpler and is better at extracting single disturbance records when the disturbance recorder is polled regularly P64x Chapt...

Page 380: ...egister 4x00400 Extract disturbance data Yes No Error Figure 156 Automatic selection of disturbance record method 1 Method 2 Method 2 is more complex to implement but is more efficient at extracting large quantities of disturbance records This may be useful when the disturbance recorder is polled only occasionally and therefore may have many stored records Chapter 16 Communications P64x 356 P64x T...

Page 381: ... Yes No FirstTime True FirstTime True Is FirstTime True Yes No FirstTime True FirstTime False Error Figure 157 Automatic selection of disturbance record method 2 6 4 6 3 EXTRACTING THE DISTURBANCE DATA The extraction of the disturbance record is a two stage process that involves extracting the configuration file first and then the data file first the configuration file must be extracted followed b...

Page 382: ...order the data were received Configuration complete Read DR status value from register 3x00934 Check DR status for error conditions or Busy status What is the value of DR status Busy To parent procedure Error Other Page ready Read data page registers starting at 3x00803 Configuration complete begin extracting data file Figure 158 Configuration file extraction Chapter 16 Communications P64x 358 P64...

Page 383: ...OMTRADE files an error may occur which will be reported on the DR Status register 3x00934 In this case you must take action to re start the record extraction or to abort according to the table below Value State Description 0 Idle This will be the state reported when no record is selected such as after power on or after a record has been marked as extracted 1 Busy The relay is currently processing ...

Page 384: ...x00002 and 4x20000 to 4x20003 Setting to change password level 1 4 character 4x00023 to 4x00024 Setting to change password level 1 8 character 4x20008 to 4x20011 Setting to change password level 2 4x20016 to 4x20019 Setting to change password level 3 4x20024 to 4x20027 Can be read to indicate current access level 3x00010 6 4 9 PROTECTION AND DISTURBANCE RECORDER SETTINGS Setting changes to either ...

Page 385: ...to 12 starting from January Y year of the century 0 to 99 R reserved 0 SU summertime 0 GMT 1 summertime IV invalid 0 invalid value 1 valid value Since the range of the data type is only 100 years the century must be deduced The century is calculated as the one that will produce the nearest time value to the current date For example 30 12 99 is 30 12 1999 when received in 1999 2000 but is 30 12 209...

Page 386: ... should take this limitation into consideration for the energy measurements as the G29 value will saturate a long time before the equivalent G125 does The associated G27 multiplier is calculated as G27 CT primary VT primary 110V when primary value measurements are selected and G27 CT secondary VT secondary 110V when secondary value measurements are selected Due to the required truncations from flo...

Page 387: ... CONFIGURATION column and check that the Comms settings cell is set to Visible 2 Select the COMMUNICATIONS column 3 Move to the first cell down RP1 protocol This is a non settable cell which shows the chosen communication protocol in this case Modbus COMMUNICATIONS RP1 Protocol Modbus 4 Move down to the next cell RP1 Address This cell controls the Modbus address of the IED Up to 32 IEDs can be con...

Page 388: ...ction describes how the IEC 61850 standard is applied to GE products It is not a description of the standard itself The level at which this section is written assumes that the reader is already familiar with the IEC 61850 standard IEC 61850 is the international standard for Ethernet based communication in substations It enables integration of all protection control measurement and monitoring funct...

Page 389: ...inology is pre defined and anyone with prior knowledge of IEC 61850 should be able to integrate a new device very quickly without having to map all of the new data IEC 61850 brings improved substation communications and interoperability to the end user at a lower cost 6 5 3 THE IEC 61850 DATA MODEL The data model of any IEC 61850 IED can be viewed as a hierarchy of information whose nomenclature a...

Page 390: ...which the full data model can be retrieved from the IED without any prior knowledge of the IED The IEC 61850 compatible interface standard provides capability for the following Read access to measurements Refresh of all measurements at the rate of once per second Generation of non buffered reports on change of status or measurement SNTP time synchronization over an Ethernet link This is used to sy...

Page 391: ...pplication All GOOSE publishing configuration can be found under the GOOSE Publishing tab in the configuration editor window All GOOSE subscription configuration parameters are under the External Binding tab in the configuration editor window Settings to enable GOOSE signalling and to apply Test Mode are available using the HMI 6 5 9 ETHERNET FUNCTIONALITY IEC 61850 Associations are unique and mad...

Page 392: ...ent to the IED is automatically stored in the inactive configuration bank therefore not immediately affecting the current configuration Following an upgrade the IEC 61850 Configurator tool can be used to transmit a command which authorises activation of the new configuration contained in the inactive configuration bank This is done by switching the active and inactive configuration banks The capab...

Page 393: ...n close Control Inputs The following commands are still allowed Poll Class 1 Read spontaneous events Poll Class 2 Read measurands GI sequence ASDU7 Start GI Poll Class 1 Transmission of Disturbance Records sequence ASDU24 ASDU25 Poll Class 1 Time Synchronisation ASDU6 General Commands ASDU20 namely INF23 activate characteristic 1 INF24 activate characteristic 2 INF25 activate characteristic 3 INF2...

Page 394: ...ses measurands Generate reports Extract disturbance records Time synchronisation Change active setting group 7 4 READ ONLY SETTINGS The following settings are available for enabling or disabling Read Only Mode RP1 Read Only RP2 Read Only only for products that have RP2 NIC Read Only where Ethernet is available 7 5 READ ONLY DDB SIGNALS The remote read only mode is also available in the PSL using t...

Page 395: ...t into time signal suitable for the substation network IEDs in the substation use this signal to govern their internal clocks and event recorders IED IED IED Receiver Satellite dish GPS time signal GPS satellite V01040 IRIG B Figure 161 GPS Satellite timing signal The IRIG B time code signal is a sequence of one second time frames Each frame is split up into ten 100 mS slots as follows Time slot 1...

Page 396: ...cause there is no response or no valid clock signal The HMI menu does not contain any configurable settings relating to SNTP as the only way to configure it is using the IEC 61850 Configurator However it is possible to view some parameters in the COMMUNICATIONS column under the sub heading SNTP parameters Here you can view the SNTP server addresses and the SNTP poll rate in the cells SNTP Server 1...

Page 397: ...CHAPTER 17 CYBER SECURITY ...

Page 398: ...Chapter 17 Cyber Security P64x 374 P64x TM EN 1 3 ...

Page 399: ... devices within substations use standardised protocols for communication Furthermore substations can be interconnected with open networks such as the internet or corporate wide networks which use standardised protocols for communication This introduces a major security risk making the grid vulnerable to cyber attacks which could in turn lead to major electrical outages Clearly there is now a need ...

Page 400: ... g cyber attacks by hackers Good cyber security can be achieved with a range of measures such as closing down vulnerability loopholes implementing adequate security processes and procedures and providing technology to help achieve this Examples of vulnerabilities are Indiscretions by personnel users keep passwords on their computer Bad practice users do not change default passwords or everyone use...

Page 401: ...hich control or have an influence on the reliability of North America s electricity generation and distribution systems These standards have been compulsory in the USA for several years now Compliance auditing started in June 2007 and utilities face extremely heavy fines for non compliance NERC CIP standards CIP standard Description CIP 002 1 Critical Cyber Assets Define and document the Critical ...

Page 402: ... by providing a section in the documentation where it describes changes affecting the hardware and software 3 1 3 CIP 004 CIP 004 requires that personnel with authorized cyber access or authorized physical access to Critical Cyber Assets including contractors and service vendors have an appropriate level of training Power utility responsibilities GE s contribution To provide appropriate training o...

Page 403: ...ment monitors and logs access 3 1 7 CIP 008 CIP 008 requires that an incident response plan be developed including the definition of an incident response team their responsibilities and associated procedures Power utility responsibilities GE s contribution To provide an incident response team and have appropriate processes in place GE cannot provide additional help with this aspect 3 1 8 CIP 009 C...

Page 404: ... they occur held in a circular buffer Records contain all defined fields from the standard and record all defined function event types where the function is supported No password defeat mechanism exists Instead a secure recovery password scheme is implemented Unused ports physical and logical may be disabled Chapter 17 Cyber Security P64x 380 P64x TM EN 1 3 ...

Page 405: ...rd security Password recovery procedure Disabling of unused physical and logical ports Inactivity timer Security events management External to the IEDs the following cyber security measures have been implemented Antivirus Security patch management 4 1 NERC COMPLIANT DISPLAY For the device to be NERC compliant it must provide the option for a NERC compliant default display The default display that ...

Page 406: ...eaning Read Operation Write Operation 0 Read Some Write Minimal SYSTEM DATA column Description Plant Reference Model Number Serial Number S W Ref Access Level Security Feature SECURITY CONFIG column User Banner Attempts Remain Blk Time Remain Fallback PW level Security Code UI only Password Entry LCD Contrast UI only 1 Read All Write Few All data and settings are readable Poll Measurements All ite...

Page 407: ... a zero length password Through the front panel it is entered by confirming the password entry without actually entering any password characters Through a communications port the Courier and Modbus protocols each have a means of writing a blank password to the IED A blank password disables the need for a password at the level that this password is applied Blank passwords have a slightly different ...

Page 408: ...ch pair of DDB signals indicates the access level as follows Level 1 off Level 2 off 0 Level 1 on Level 2 off 1 Level 1 off Level 2 on 2 Level 1 on Level 2 on 3 Key HMI Human Machine Interface FPort Front Port RPrt Rear Port Lvl Level 4 3 ENHANCED PASSWORD SECURITY Cyber security requires strong passwords and validation for NERC compliance 4 3 1 PASSWORD STRENGTHENING NERC compliant passwords have...

Page 409: ...ING You are locked out temporarily after a defined number of failed password entry attempts Each invalid password entry attempt decrements the Attempts Remain data cell by 1 When the maximum number of attempts has been reached access is blocked If the attempts timer expires or the correct password is entered before the attempt count reaches the maximum number then the attempts count is reset to 0 ...

Page 410: ...the LCD a validity timer is started This validity timer is set to 72 hours and is not configurable This provides enough time for the contact centre to manually generate and send a recovery password The Service Level Agreement SLA for recovery password generation is one working day so 72 hours is sufficient time even allowing for closure of the contact centre over weekends and bank holidays To prev...

Page 411: ...ayed according to whichever port is required to be disabled For example if rear port 1 is to be disabled the following message appears REAR PORT 1 TO BE DISABLED CONFIRM The following ports can be disabled depending on the model Front port Front Port setting Rear port 1 Rear Port 1 setting Rear port 2 Rear Port 2 setting Ethernet port Ethernet setting Note It is not possible to disable a port from...

Page 412: ...D BLOCKED ON int PASSWORD ENTRY UNBLOCKED P WORD UNBLOCKED ON int INVALID PASSWORD ENTERED INV P W ENTERED ON int PASSWORD EXPIRED P WORD EXPIRED ON int PASSWORD ENTERED WHILE BLOCKED P W ENT WHEN BLK ON int RECOVERY PASSWORD ENTERED RCVY P W ENTERED ON int IED SECURITY CODE READ IED SEC CODE RD ON int IED SECURITY CODE TIMER EXPIRED IED SEC CODE EXP PORT DISABLED PORT DISABLED BY int PORT prt POR...

Page 413: ...rp CS SETTINGS CHANGED C S CHANGED BY int DR SETTINGS CHANGED DR CHANGED BY int SETTING GROUP CHANGED SETTINGS CHANGED BY int GROUP grp POWER ON POWER ON SOFTWARE_DOWNLOADED S W DOWNLOADED where int is the interface definition UI FP RP1 RP2 TNL TCP prt is the port ID FP RP1 RP2 TNL DNP3 IEC ETHR grp is the group number 1 2 3 4 crv is the Curve group number 1 2 3 4 n is the new access level 0 1 2 3...

Page 414: ...display DO YOU WANT TO LOG OUT You will only be asked this question if your password level is higher than the fallback level If you confirm the following message is displayed for 2 seconds LOGGED OUT Access Level Where is the current fallback level If you decide not to log out the following message is displayed for 2 seconds LOGOUT CANCELLED Access Level where is the current access level Chapter 1...

Page 415: ...CHAPTER 18 INSTALLATION ...

Page 416: ...Chapter 18 Installation P64x 392 P64x TM EN 1 3 ...

Page 417: ...formation about installing the product This chapter contains the following sections Chapter Overview 393 Handling the Goods 394 Mounting the Device 395 Cables and Connectors 398 Case Dimensions 404 P64x Chapter 18 Installation P64x TM EN 1 3 393 ...

Page 418: ...ction work 2 3 STORING THE GOODS If the unit is not installed immediately store it in a place free from dust and moisture in its original packaging Keep any de humidifier bags included in the packing The de humidifier crystals lose their efficiency if the bag is exposed to ambient conditions Restore the crystals before replacing it in the carton Ideally regeneration should be carried out in a vent...

Page 419: ...ver hold the battery in place and pull the red tab to remove the battery isolation strip V01412 Figure 163 Location of battery isolation strip 3 1 FLUSH PANEL MOUNTING Panel mounted devices are flush mounted into panels using M4 SEMS Taptite self tapping screws with captive 3 mm thick washers also known as a SEMS unit Caution Do not use conventional self tapping screws because they have larger hea...

Page 420: ...ront cover molding Do not use conventional self tapping screws including those supplied for mounting MiDOS products because they have slightly larger heads Once the tier is complete the frames are fastened into the racks using mounting angles at each end of the tier Figure 164 Rack mounting of products Products can be mechanically grouped into single tier 4U or multi tier arrangements using the ra...

Page 421: ...se size summation Blanking plate part number 10TE GJ2028 102 15TE GJ2028 103 20TE GJ2028 104 25TE GJ2028 105 30TE GJ2028 106 35TE GJ2028 107 40TE GJ2028 108 P64x Chapter 18 Installation P64x TM EN 1 3 397 ...

Page 422: ...ocks for CT and VT circuits Medium duty MD terminal blocks for the power supply relay outputs and rear communications port MiDOS terminal blocks for CT and VT circuits RTD CLIO terminal block for connection to analogue transducers Figure 165 Terminal block types MiCOM products are supplied with sufficient M4 screws for making connections to the rear mounted terminal blocks using ring terminals wit...

Page 423: ...s and the rear panel of the product precautions should be taken to isolate them from one another This could be achieved in several ways including placing a nickel plated or insulating washer between the conductor and the product case or using tinned ring terminals 4 4 CURRENT TRANSFORMERS Current transformers would generally be wired with 2 5 mm2 PVC insulated multi stranded copper wire terminated...

Page 424: ...n is present in the bus cable then it must be ignored At no stage should this be connected to the cable s screen or to the product s chassis This is for both safety and noise reasons A typical cable specification would be Each core 16 0 2 mm2 copper conductors PVC insulated Nominal conductor area 0 5 mm2 per core Screen Overall braid PVC sheathed 4 8 IRIG B CONNECTION The IRIG B input and BNC conn...

Page 425: ...address This ideally should be done before installation 4 13 RS232 CONNECTION Short term connections to the EIA RS 232 port located behind the bottom access cover can be made using a screened multi core communication cable up to 15 m long or a total capacitance of 2500 pF The cable should be terminated at the product end with a standard 9 pin D type male connector 4 14 DOWNLOAD MONITOR PORT Short ...

Page 426: ...sufficient capacitance to the noise source This is a function of the dielectric strength between the signal cable on the noise source and the power of the noise source Inductive coupling occurs when the signal cable is adjacent to a wire carrying the noise or it is exposed to a radiated EMF Standard screened cable is normally used to protect against capacitively coupled noise However for this to b...

Page 427: ...e screw clamp connectors The connection block is situated at the rear of the IED It can accept wire sizes from 0 1 mm2 to 1 5 mm2 We recommend screened cable and it should have a minimum voltage rating of 300 V RMS P64x Chapter 18 Installation P64x TM EN 1 3 403 ...

Page 428: ...s Note If mouting plate is required use flush mounting cut out dimentions 8 off holes Dia 3 4 Sealing strip 483 19 rack All dimensons in mm Secondary cover when fitted Incl wiring Side view max 206 00 30 00 240 00 157 5 177 00 200 00 177 0 4U 202 00 181 30 10 35 159 00 23 30 155 40 168 00 A B B A B A A B Figure 166 40TE case dimensions Chapter 18 Installation P64x 404 P64x TM EN 1 3 ...

Page 429: ...5 2 CASE DIMENSIONS 60TE E01409 Figure 167 60TE case dimensions P64x Chapter 18 Installation P64x TM EN 1 3 405 ...

Page 430: ...5 12 OFF HOLES 3 40 168 00 4 50 129 50 155 40 408 90 62 00 159 00 74 95 FRONT VIEW TERMINAL SCREWS M4 X 7 BRASS CHEESE HEAD SCREWS WITH LOCK WASHERS PROVIDED MOUNTING SCREW M4 X 12 SEM UNIT STEEL THREAD FORMING SCREW FLUSH MOUNTING PANEL CUT OUT DETAIL E01410 Figure 168 80TE case dimensions Chapter 18 Installation P64x 406 P64x TM EN 1 3 ...

Page 431: ...CHAPTER 19 COMMISSIONING INSTRUCTIONS ...

Page 432: ...Chapter 19 Commissioning Instructions P64x 408 P64x TM EN 1 3 ...

Page 433: ...09 General Guidelines 410 Commissioning Test Menu 411 Commissioning Equipment 414 Product Checks 416 Setting Checks 426 Checking the Differential Element 428 Protection Timing Checks 431 Onload Checks 433 Final Checks 435 P64x Chapter 19 Commissioning Instructions P64x TM EN 1 3 409 ...

Page 434: ...he settings by extracting them using the settings application software or by means of the front panel interface HMI panel The menu language is user selectable so you can change it for commissioning purposes if required Note Remember to restore the language setting to the customer s preferred language on completion Caution Before carrying out any work on the equipment you should be familiar with th...

Page 435: ...tput contacts with their associated bits Note When the Test Mode cell is set to Contacts Blocked the relay output status indicates which contacts would operate if the IED was in service It does not show the actual status of the output relays as they are blocked 3 3 TEST MODE CELL This cell allows you to perform secondary injection testing It also lets you test the output contacts directly by apply...

Page 436: ...D GREEN LED STATUS CELLS These cells contain binary strings that indicate which of the user programmable red and green LEDs are illuminated when accessing from a remote location A 1 indicates that a particular LED is illuminated Note When the status in both Red LED Status and Green LED Status cells is 1 this indicates the LEDs illumination is yellow 3 8 PSL VERIFICIATION 3 8 1 TEST PORT STATUS CEL...

Page 437: ...nector that plugs directly into the monitor download port There is also a 25 pin female D connector which allows other connections to be made to the monitor download port while the monitor download port test box is in place Each LED corresponds to one of the monitor bit pins on the monitor download port Monitor Bit 1 is on the left hand side when viewed from the front of the IED The audible indica...

Page 438: ... featuring Controlled three phase AC current and voltage sources Transient dynamic switching between pre fault and post fault conditions to generate delta conditions Dynamic impedance state sequencer capable of sequencing through 4 impedance states Integrated or separate variable DC supply 0 250 V Integrated or separate AC and DC measurement capabilities 0 440V AC 0 250V DC Integrated and or separ...

Page 439: ...erter for testing EIA RS 485 K Bus port EIA RS 485 to EIA RS 232 converter for testing EIA RS 485 Courier MODBUS IEC60870 5 103 DNP3 port A portable printer for printing a setting record from the portable PC and or writeable detachable memory device Phase angle meter Phase rotation meter Fibre optic power meter Fibre optic test leads minimum 2 10m minimum length multimode 50 125 µm or 62 5µm termi...

Page 440: ...solated from the IED for these checks If a P991 test block is provided the required isolation can be achieved by inserting test plug type P992 This open circuits all wiring routed through the test block Before inserting the test plug you should check the scheme diagram to ensure that this will not cause damage or a safety hazard the test block may for example be associated with protection current ...

Page 441: ...d screws These are located two at the top and two at the bottom Note Use a magnetic bladed screwdriver to minimise the risk of the screws being left in the terminal block or lost Pull the terminal block away from the rear of the case and check with a continuity tester that all the shorting switches being used are closed 5 1 3 INSULATION Insulation resistance tests are only necessary during commiss...

Page 442: ...the IED or interface unit using the battery charger with the battery disconnected as this can irreparably damage the power supply circuitry Caution Energise the IED only if the auxiliary supply is within the specified operating ranges If a test block is provided it may be necessary to link across the front of the test plug to connect the auxiliary supply to the IED 5 2 PRODUCT CHECKS WITH THE IED ...

Page 443: ...al is being used or not The IRIG B signal will override the time day and month settings but not the initial year setting For this reason you must ensure you set the correct year even if the device is using IRIG B to maintain the internal clock You set the Date and Time by one of the following methods Using the front panel to set the Date and Time cells respectively By sending a courier command to ...

Page 444: ...later Therefore no further testing of the trip LED is required at this stage 5 2 7 TEST USER PROGRAMMABLE LEDS To test these LEDs set the Test LEDs cell to Apply Test Check that all user programmable LEDs illuminate 5 2 8 TEST OPTO INPUTS This test checks that all the opto inputs on the IED are functioning correctly The opto inputs should be energised one at a time For terminal numbers please see ...

Page 445: ...e current loop outputs the physical connection of the 1 mA output is different from that of the other types 1 Enable the current loop output to be tested 2 Note the current loop output type CLO Type for the application 3 Note the current loop output parameter CLO Parameter 4 Note the current loop output minimum and maximum settings CLO Minimum and CLO Maximum 5 Apply the appropriate analog input q...

Page 446: ...port and if applicable the protocol converter and varies according to the protocol fitted 5 2 13 1 CHECK PHYSICAL CONNECTIVITY The rear communication port RP1 is presented on terminals 16 17 and 18 of the power supply terminal block Screened twisted pair cable is used to make a connection to the port The cable screen should be connected to pin 16 and pins 17 and 18 are for the communication signal...

Page 447: ... that you have set the correct RP1 address 3 Check that communications can be established with this IED using the portable PC Master Station 5 2 14 TEST SERIAL COMMUNICATION PORT RP2 RP2 is an optional second serial port board providing additional serial connectivity It provides two 9 pin D type serial port connectors SK4 and SK5 Both ports are configured as DTE Date Terminal Equipment ports That ...

Page 448: ...e The measured current values will either be in primary or secondary Amperes If the Local Values cell in the MEASURE T SETUP column is set to Primary the values displayed should be equal to the applied current multiplied by the corresponding current transformer ratio set in the CT AND VT RATIOS column If the Local Values cell is set to Secondary the value displayed should be equal to the applied c...

Page 449: ...ry the values displayed should be equal to the applied voltage multiplied by the corresponding voltage transformer ratio set in the CT AND VT RATIOS column If the Local Values cell is set to Secondary the value displayed should be equal to the applied voltage Note If a PC connected to the IED using the rear communications port is being used to display the measured current the process will be simil...

Page 450: ... settings file to the device name in the system Refer to the Settings Application Software help for details of how to do this 6 1 2 ENTERING SETTINGS USING THE HMI 1 Starting at the default display press the Down cursor key to show the first column heading 2 Use the horizontal cursor keys to select the required column heading 3 Use the vertical cursor keys to view the setting data in the column 4 ...

Page 451: ...menu time out occurs before the setting changes have been confirmed the setting values are also discarded Control and support settings are updated immediately after they are entered without the Update settings prompt It is not possible to change the PSL using the IED s front panel HMI Caution Where the installation needs application specific PSL the relevant psl files must be transferred to the IE...

Page 452: ...olumn The amplitude matching factor is used to compensate for a mismatch in currents due to the line side current transformer ratios There is one amplitude matching factor for the high voltage side one for the low voltage side and one for the tertiary voltage side You will find these in the SYSTEM CONFIG column Use the appropriate amplitude matching factor to calculate the required injection curre...

Page 453: ...Test Plane Testing Harmonic Restraint When testing 2nd or 5th harmonic restraint transient bias may be either enabled or disabled but the CT Saturation and No Gap settings must be disabled This is because harmonic blocking is used to unblock the protection during normal energization of the transformer while No Gap Detection and CT Saturation Detection is used to unblock the protection during an in...

Page 454: ...V01505 Figure 173 Harmonic Restraint Test Plane Chapter 19 Commissioning Instructions P64x 430 P64x TM EN 1 3 ...

Page 455: ...ch elements need to be re enabled after testing 4 Connect the test circuit 5 Perform the test 6 Check the operating time 8 3 CONNECTING THE TEST CIRCUIT 1 Use the PSL to determine which output relay will operate when an overcurrent trip occurs 2 Use the output relay assigned to Trip Output A 3 Use the PSL to map the protection stage under test directly to an output relay Note If using the default ...

Page 456: ...S ST Inverse 12 12 11 51 12 73 Note With the exception of the definite time characteristic the operating times given are for a Time Multiplier Setting TMS or Time Dial Setting TDS of 1 For other values of TMS or TDS the values need to be modified accordingly Note For definite time and inverse characteristics there is an additional delay of up to 0 02 second and 0 08 second respectively You may nee...

Page 457: ...nt flowing in the neutral circuit of the current transformers is negligible If the Local Values cell is set to Secondary the values displayed should be equal to the applied secondary voltage The values should be within 1 of the applied secondary voltages However an additional allowance must be made for the accuracy of the test equipment being used If the Local Values cell is set to Primary the val...

Page 458: ...ust first know the actual direction of power flow on the system If you do not already know this you must determine it using adjacent instrumentation or protection already in service For load current flowing in the Forward direction power export to the remote line end the cells A Phase Watts HV A Phase Watts LV and A Phase Watts TV in the MEASUREMENTS 2 column should show positive power signing For...

Page 459: ...abled 6 If the IED is in a new installation or the circuit breaker has just been maintained the circuit breaker maintenance and current counters should be zero These counters can be reset using the Reset All Values cell If the required access level is not active the device will prompt for a password to be entered so that the setting change can be made 7 If the menu language has been changed to all...

Page 460: ...Chapter 19 Commissioning Instructions P64x 436 P64x TM EN 1 3 ...

Page 461: ...CHAPTER 20 MAINTENANCE AND TROUBLESHOOTING ...

Page 462: ...Chapter 20 Maintenance and Troubleshooting P64x 438 P64x TM EN 1 3 ...

Page 463: ...part of the chapter allows an error condition on the IED to be identified so that appropriate corrective action can be taken If the device develops a fault it is usually possible to identify which module needs replacing It is not possible to perform an on site repair to a faulty module If you return a faulty unit or module to the manufacturer or one of their approved service centres you should inc...

Page 464: ...or this reason maintenance checks should also be performed locally at the substation Caution Before carrying out any work on the equipment you should be familiar with the contents of the Safety Section or the Safety Guide SFTY 4LM and the ratings on the equipment s rating label 2 1 1 ALARMS First check the alarm status LED to see if any alarm conditions exist If so press the Read key repeatedly to...

Page 465: ...ic components Warning Before working at the rear of the device isolate all voltage and current supplying it Note The current transformer inputs are equipped with integral shorting switches which will close for safety reasons when the terminal block is removed To replace the complete device 1 Carefully disconnect the cables not connected to the terminal blocks e g IRIG B fibre optic cables earth as...

Page 466: ...ange state and an alarm condition will be flagged In the case of a fault either the complete unit or just the faulty PCB identified by the in built diagnostic software should be replaced Replacement of printed circuit boards and other internal components must be undertaken by approved Service Centres Failure to obtain the authorization of after sales engineers prior to commencing work may invalida...

Page 467: ...socket from the plug to disconnect the front panel Caution Do not remove the screws with the larger diameter heads which are accessible when the access covers are fitted and open These screws hold the relay in its mounting panel or cubicle Caution The internal circuitry is now exposed and is not protected against electrostatic discharge and dust ingress Therefore ESD precautions and clean working ...

Page 468: ... the unit has been reassembled carry out the standard commissioning procedure as defined in the Commissioning chapter Note After replacing the main processor board all the settings required for the application need to be re entered This may be done either manually or by downloading a settings file V01601 Figure 175 Front panel assembly 2 5 2 REPLACEMENT OF COMMUNICATIONS BOARDS Most products will ...

Page 469: ...a handle on some modules there is also a tab on the left Grasp the handle s and pull the module firmly forward away from the rear terminal blocks A reasonable amount of force is needed due to the friction between the contacts of the terminal blocks 4 Remove the module from the case The module may be heavy because it contains the input voltage and current transformers 5 Slot in the replacement modu...

Page 470: ...1 Remove front panel 2 Gently pull the board forward and out of the case 3 If replacing the I O board make sure the setting of the link above IDC connector on the replacement board is the same as the one being replaced 4 Before fitting the replacement board check the number on the round label next to the front edge of the board matches the slot number into which it will be fitted If the slot numbe...

Page 471: ... CSA Canadian Standards Association or VDE Vereinigung Deutscher Elektrizitätswerke Note Events disturbance and maintenance records will be lost if the battery is replaced whilst the IED is de energised 2 7 1 POST MODIFICATION TESTS To ensure that the replacement battery maintains the time and status data if the auxiliary supply fails scroll across to the DATE AND TIME cell then scroll down to Bat...

Page 472: ...larity against the rating label on the front Terminal 1 is dc 2 is dc If the auxiliary voltage is correct go to test 2 Otherwise check the wiring and fuses in the auxiliary supply 2 Check the LEDs and LCD backlight switch on at power up Also check the N O normally open watchdog contact for closing If the LEDs and LCD backlight switch on or the contact closes and no error code is displayed the erro...

Page 473: ...both horizontal cursor keys pressed then confirm restoration of defaults at the prompt using the Enter key If the IED powers up successfully check the programmable logic for feedback paths Other error codes relate to software errors on the main processor board 3 4 OUT OF SERVICE LED ON AT POWER UP Test Check Action 1 Using the IED menu confirm the Commission Test or Test Mode setting is Enabled If...

Page 474: ... Examine the fault record or use the test port to check the protection element is operating correctly If the protection element does not operate check the test is correctly applied If the protection element operates check the programmable logic to make sure the protection element is correctly mapped to the contacts 4 Using the Commissioning or Test mode function apply a test pattern to the relevan...

Page 475: ...ys 1 for the front port Password in not valid Communication set up COM port Baud rate or Framing is not correct Transaction values are not suitable for the IED or the type of connection The connection cable is not wired correctly or broken The option switches on any protocol converter used may be incorrectly set 3 7 1 DIAGRAM RECONSTRUCTION Although a scheme can be extracted from an IED a facility...

Page 476: ...l service contacts worldwide visit the following web page www gegridsolutions com contact 4 The local service contact provides the shipping information Your local service contact provides you with all the information needed to ship the product Pricing details RMA number Repair centre address If required an acceptance of the quote must be delivered before going to the next stage 5 Send the product ...

Page 477: ...CHAPTER 21 TECHNICAL SPECIFICATIONS ...

Page 478: ...Chapter 21 Technical Specifications P64x 454 P64x TM EN 1 3 ...

Page 479: ...Current Protection Functions 461 Performance of Voltage Protection Functions 464 Performance of Frequency Protection Functions 465 Performance of Monitoring and Control Functions 466 Measurements and Recording 468 Standards Compliance 470 Mechanical Specifications 472 Ratings 473 Power Supply 474 Input Output Connections 476 Environmental Conditions 478 Type Tests 479 Electromagnetic Compatibility...

Page 480: ...m cable length 3 m 2 3 REAR SERIAL PORT 1 Rear serial port 1 RP1 Use For SCADA communications multi drop Standard EIA RS 485 K bus Connector General purpose block M4 screws 2 wire Cable Screened twisted pair STP Supported Protocols Courier IEC 60870 5 103 DNP3 0 MODBUS Isolation Isolation to SELV level Constraints Maximum cable length 1000 m Not all models support all protocols see ordering option...

Page 481: ...coaxial Isolation Isolation to SELV level Constraints Maximum cable length 10 m Input signal TTL level Input impedance 10 k ohm at dc Accuracy 1 s per day 2 7 IRIG B MODULATED IRIG B Interface Modulated Use External clock synchronisation signal Standard IRIG 200 98 format B12X Connector BNC Cable type 50 ohm coaxial Isolation Isolation to SELV level Constraints Maximum cable length 10 m Input sign...

Page 482: ...ing protocol DHP Parallel Redundancy Protocol PRP Wavelength 1300 nm 2 9 1 100 BASE FX RECEIVER CHARACTERISTICS Parameter Sym Min Typ Max Unit Input Optical Power Minimum at Window Edge PIN Min W 33 5 31 dBm avg Input Optical Power Minimum at Eye Center PIN Min C 34 5 31 8 Bm avg Input Optical Power Maximum PIN Max 14 11 8 dBm avg Conditions TA 0 C to 70 C 2 9 2 100 BASE FX TRANSMITTER CHARACTERIS...

Page 483: ...hever is greater currents applied at 1 2x pickup level or higher DT operate time Standard contact 36 ms whichever is greater currents applied at 1 2x pickup level or higher Operate time repeatability 2 ms Disengagement time 15 ms 2nd harmonic blocking pick up Setting 5 of setting 2nd harmonic blocking drop off 0 95 x setting 5 5th harmonic blocking pick up Setting 5 of setting 5th harmonic blockin...

Page 484: ...il pick up Expected pick up time 5 or 50 ms whichever greater Top Oil operate DT 5 or 50 ms whichever greater Repeatability 2 5 3 6 LOW IMPEDANCE RESTRICTED EARTH FAULT Pick up Formula 5 Drop off 0 9 x formula 5 Pick up and drop off repeatability 5 Operate time 45 ms currents applied at 2x pickup level or higher Operate time repeatability 5 ms Disengagement time 30 ms 3 7 HIGH IMPEDANCE RESTRICTED...

Page 485: ...or 50 ms whichever is greater DT reset Setting 5 Characteristic UK IEC 60255 3 1998 Characteristic US IEEE C37 112 1996 4 2 1 THREE PHASE OVERCURRENT DIRECTIONAL PARAMETERS Accuracy Directional boundary pickup RCA 90 2 Directional boundary hysteresis 3 Directional boundary repeatability 1 Directional voltage pick up 5 or 50 mV whichever is greater Directional voltage drop off 0 95 x setting 5 or 5...

Page 486: ...V whichever is greater Vpol drop off 0 95 x Vpol 5 or 50 mV whichever is greater Directional boundary pickup RCA 90 2 Directional boundary hysteresis 1 Directional boundary repeatability 1 4 5 NEGATIVE SEQUENCE OVERCURRENT PROTECTION Pick up IDMT and DT Setting 5 or 20 mA whichever is greater Drop off IDMT and DT 0 95 x Setting 5 or 20 mA whichever is greater Pick up and drop off repeatability 1 D...

Page 487: ... X setting 5 or 20 mA whichever is greater I Drop off Setting 5 or 20 mA whichever is greater Timers 2 or 50 ms whichever is greater Reset time 15 ms fully offset current waveform considered P64x Chapter 21 Technical Specifications P64x TM EN 1 3 463 ...

Page 488: ... 5 Pick up IDMT and DT Setting 5 or 50 mV whichever is greater Drop off IDMT and DT 0 95 x Setting 5 IDMT operate 2 or 55 ms whichever is greater DT operate 2 or 70 ms or whichever is greater Reset time 50 ms Disengagement time 35 ms Pick up and drop off repeatability 1 Timer repeatability 10 ms 5 4 NEGATIVE SEQUENCE VOLTAGE PROTECTION DT Pick up Setting 5 DT Drop off 0 95 x Setting 5 DT operate 2...

Page 489: ...10 mHz DT Operate 2 or 70 ms whichever is greater excluding frequency tracking time delay Repeatability 1 6 3 OVERFLUXING PROTECTION Pick up Setting 5 Drop off Setting 2 5 Repeatability operating threshold 1 IDMT operate 5 or 50 ms whichever is greater DT operate 2 or 50 ms whichever is greater Instantaneous operation 50 ms Disengagement time 50 ms Repeatability operating times 10 ms V Hz measurem...

Page 490: ... SUPERVISION CTS I1 pick up ratio Setting 5 or 20 mA whichever is greater CTS I2 I1 1 pick up ratio 0 95 x Setting 5 or 20 mA whichever is greater CTS I2 I1 2 pick up ratio 1 05 x setting 5 or 20 mA whichever is greater CTS I1 drop off ratio 0 95 x setting 5 or 20 mA whichever is greater CTS I2 I1 1 drop off ratio Setting 5 or 20 mA whichever is greater CTS I2 I1 2 drop off ratio Setting 5 or 20 m...

Page 491: ... timer Setting 2 or 50 ms whichever is greater Dwell conditioner timer Setting 2 or 50 ms whichever is greater Pulse conditioner timer Setting 2 or 50 ms whichever is greater P64x Chapter 21 Technical Specifications P64x TM EN 1 3 467 ...

Page 492: ...0 1 s Maximum record duration 10 5 s Minimum number of records at 10 5 seconds 8 Magnitude and relative phases accuracy 5 of applied quantities Duration accuracy 2 Trigger position accuracy 2 minimum Trigger 100 ms 8 3 EVENT FAULT AND MAINTENANCE RECORDS Event Fault Maintenance Records Record location Battery backed memory Viewing method Front panel display or Settings Application Software Extract...

Page 493: ...ion interval 50 mS Current loop output latency 1 07 s 1 s refresh rate 70 ms 0 5 cycle refresh rate Current loop output accuracy 5 of full scale Repeatability 5 Current loop input load resistance 4 kohms 0 1 mA 300 ohms 0 10 mA 0 20mA 4 20mA Isolation between input channels and case earth other circuits 2 kV RMS for 1 minute Current loop output compliance voltage 10 V 0 1 mA 0 10 mA 8 8V 0 20 mA 4...

Page 494: ...ed for use in an outdoor environment it must be mounted in a cabinet with the appropriate degree of ingress protection 9 3 R TTE COMPLIANCE Radio and Telecommunications Terminal Equipment R TTE directive 99 5 EC Conformity is demonstrated by compliance to both the EMC directive and the Low Voltage directive to zero volts 9 4 UL CUL COMPLIANCE If marked with this logo the product is compliant with ...

Page 495: ...mination Certificate ATEX Potentially Explosive Atmospheres directive 94 9 EC for equipment 9 6 IDMT STANDARDS The range of IDMT curves used comply with following standards IEC 60255 151 2009 P64x Chapter 21 Technical Specifications P64x TM EN 1 3 471 ...

Page 496: ...front face IP52 as per IEC 60529 2002 Protection against dust whole case IP50 as per IEC 60529 2002 Protection for sides of the case safety IP30 as per IEC 60529 2002 Protection for rear of the case safety IP10 as per IEC 60529 2002 10 3 MECHANICAL ROBUSTNESS Vibration test per EN 60255 21 1 1996 Response class 2 Endurance class 2 Shock and bump immunity per EN 60255 21 2 1995 Shock response class...

Page 497: ...rity standard CT Linear up to 64In non offset Note A single input is used for both 1A and 5A applications 1 A or 5 A operation is determined by means of software in the product s database Note These specifications are applicable to all CTs 11 3 VOLTAGE TRANSFORMER INPUTS AC Voltage Inputs Nominal voltage 100 V to 120 V Nominal burden per phase 0 06 VA at Vn Thermal withstand 2 x Vn continuous oper...

Page 498: ...RDEN Quiescent burden 11 W 2nd rear communications port 1 25 W Each relay output burden 0 13 W per output relay Each opto input burden 24 27 V 0 065 W max Each opto input burden 30 34 V 0 065 W max Each opto input burden 48 54 V 0 125 W max Each opto input burden 110 125 V 0 36 W max Each opto input burden 220 250 V 0 9 W max 12 3 POWER SUPPLY INTERRUPTION Standard IEC 60255 26 2013 DC and AC 24 4...

Page 499: ...ergising 50 ms at 32 V half load 10 ms at 32 V full load 100 240V AC SUPPLY 100 voltage dip without de energising 50 ms at 80 V full and half load Note Maximum loading all inputs outputs energised Note Quiescent or 1 2 loading 1 2 of all inputs outputs energised 12 4 BATTERY BACKUP Location Front panel Type 1 2 AA 3 6V Lithium Thionyly Chloride Battery reference LS14250 Lifetime 10 years IED energ...

Page 500: ... Filter is required to make the opto inputs immune to induced AC voltages 13 2 STANDARD OUTPUT CONTACTS Compliance In accordance with IEC 60255 1 2009 Use General purpose relay outputs for signalling tripping and alarming Rated voltage 300 V Maximum continuous current 10 A Short duration withstand carry 30 A for 3 s 250 A for 30 ms Make and break dc resistive 50 W Make and break dc inductive 62 5 ...

Page 501: ...esistive 30 A for 3 s 5000 operations subject to the above limits 30 A for 200 ms 10000 operations subject to the above limits Make carry and break dc inductive 10 A for 40 ms 10000 operations subject to the above limits 10 a for 20 ms 250V 4 shots per second Loaded contact 10 000 operations minimum Unloaded contact 100 000 operations minimum Operate time 0 2 ms Reset time 8 ms MOV Protection Maxi...

Page 502: ...ENT HUMIDITY RANGE Compliance IEC 60068 2 78 2001 and IEC 60068 2 30 2005 Durability 56 days at 93 relative humidity and 40 C Damp heat cyclic six 12 12 hour cycles 93 RH 25 to 55 C 14 4 CORROSIVE ENVIRONMENTS Compliance IEC 60068 2 42 2003 IEC 60068 2 43 2003 Industrial corrosive environment poor environmental control Sulphur Dioxide 21 days exposure to elevated concentrations 25ppm of SO2 at 75 ...

Page 503: ... contacts and protective earth 1 kV ac rms for 1 minute Between all screw type EIA RS 485 contacts and protective earth 1 kV ac rms for 1 minute ANSI IEEE Compliance ANSI IEEE C37 90 2005 Across open contacts of normally open output relays 1 5 kV ac rms for 1 minute Across open contacts of normally open changeover output relays 1 kV ac rms for 1 minute Across open watchdog contacts 1 kV ac rms for...

Page 504: ...isplay and exposed metalwork Class 3 Condition 8 kV discharge in air to all communication ports 16 4 ELECTRICAL FAST TRANSIENT OR BURST REQUIREMENTS Compliance IEC 60255 22 4 2008 and EN61000 4 4 2004 Test severity level lll and lV IEC 60255 26 2013 Applied to communication inputs Amplitude 2 kV burst frequency 5 kHz and 100 KHz level 4 Applied to power supply and all other inputs except for commu...

Page 505: ... IEEE ANSI C37 90 2 2004 Frequency band 80 MHz to 1 GHz Spot tests at 80 160 380 450 MHz Waveform 1 kHz 80 am and pulse modulated Field strength 35 V m 16 8 RADIATED IMMUNITY FROM DIGITAL COMMUNICATIONS Compliance IEC 61000 4 3 2006 Level 4 IEC 60255 26 2013 Frequency bands 800 to 960 MHz 1 4 to 2 0 GHz Test field strength 30 V m Test using AM 1 kHz 80 16 9 RADIATED IMMUNITY FROM DIGITAL RADIO TEL...

Page 506: ...supply test 2 0 5 30 MHz 73 dBµV quasi peak 60 dBµV average RJ45 test 1 where applicable 0 15 0 5 MHz 97 dBµV quasi peak 84 dBµV average RJ45 test 2 where applicable 0 5 30 MHz 87 dBµV quasi peak 74 dBµV average 16 13 RADIATED EMISSIONS Compliance EN 55022 2010 IEC 60255 26 2013 Test 1 30 230 MHz 40 dBµV m at 10 m measurement distance Test 2 230 1 GHz 47 dBµV m at 10 m measurement distance Test 3 ...

Page 507: ...APPENDIX A ORDERING OPTIONS ...

Page 508: ...Appendix A Ordering Options P64x P64x TM EN 1 3 ...

Page 509: ... Star 2 multi mode fibre ports Modulated IRIG B L Redundant Ethernet Dual Homing Star 2 multi mode fibre ports Un modulated IRIG B M Redundant Ethernet PRP HSR 2 fibre ports Modulated IRIG B N Redundant Ethernet PRP HSR 2 fibre ports Unmodulated IRIG B P HSR contact Alstom for details Product Specific Options Size 8 40TE Case 8 Optos 8 Relays A Size 8 40TE Case 8 Optos 8 Relays RTD B Size 8 40TE C...

Page 510: ... ports Unmodulated IRIG B P HSR contact Alstom for details Product Specific Options Size 12 60TE case 16 optos 16 relays A Size 12 60TE case 16 optos 16 relays RTD B Size 12 60TE case 16 optos 16relays CLIO mA I O C Size 12 60TE case 24 optos 16 relays D Size 12 60TE case 16 optos 24 relays E Size 12 60TE case 16 optos 20 relays including 4 High Break F Size 16 80TE case 40 optos 24 relays G Size ...

Page 511: ...16 80TE case 24 optos 24 relays RTD G Size 16 80TE case 24 optos 24 relays CLIO mA I O H Size 16 80TE case 24 optos 24 relays RTD CLIO mA I O J Size 12 60TE case 16 optos 20 relays including 4 high break K Size 16 80TE case 24 optos 20 relays including 4 high break L Size 16 80TE case 24 optos 20 relays including 4 high break RTD M Size 16 80TE case 24 optos 20 relays including 4 high break CLIO m...

Page 512: ...Appendix A Ordering Options P64x A4 P64x TM EN 1 3 ...

Page 513: ...APPENDIX B SETTINGS AND SIGNALS ...

Page 514: ...arate interactive PDF file attached as an embedded resource Tables are organized into a simple menu system allowing selection by language where available model and table type and may be viewed and or printed using an up to date version of Adobe Reader Appendix B Settings and Signals P64x P64x TM EN 1 3 Settings Signals ...

Page 515: ...APPENDIX C WIRING DIAGRAMS ...

Page 516: ...Appendix C Wiring Diagrams P64x P64x TM EN 1 3 ...

Page 517: ...WITH 4 POLE VT INPUTS 80TE 10P64309 1 10P64309 2 C D IO Option K 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I O 8 O P RTD CLIO WITH 4 POLE VT I P 80TE 10P64310 1 10P64310 2 C D IO Option L 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I O 20 O P WITH 4 POLE VT INPUTS 80TE 10P64311 1 10P64311 2 C D IO Option M 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I O 12 O P RTD WITH 4 POLE VT INPUTS 80TE 10P64312 1 10...

Page 518: ...T SCALE CAD DATA 1 1 DIMENSIONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 30 11 2010 W LINTERN DRAWING OUTLINE UPDATED CID BLIN 8BHLDT 10Px4001 1 EXTERNAL CONNECTION DIAGRAM COMMS OPTIONS MICOM Px40 PLATFORM J ...

Page 519: ...3 B 1 A 1 T1 C B A POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV FLUX C3 V C4 NOTE 2 HV MiCOM P642 PART N n C c a b NOTE 3 B A C B A GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10Px4001 SCN AUX SUPPLY F2 F1 x A...

Page 520: ...3 B 1 A 1 T1 C B A POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV FLUX C3 V C4 NOTE 2 HV TN1 N n C c a b NOTE 3 B A C B A GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10Px4001 SCN AUX SUPPLY F2 F1 x AC OR DC PORT...

Page 521: ...Y VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV OPTIONAL C4 C3 NOTE 2 HV MiCOM P642 PART N n C c a b NOTE 3 B A C B A GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10Px4001 SCN AUX SUPPLY F2 F1 x AC OR DC PORT EIA485 KBUS F16...

Page 522: ...P2 P1 PHASE ROTATION C24 C26 C23 B 1 A 1 T1 C B A POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV FLUX C3 V C4 NOTE 2 HV MiCOM P642 PART N n C c a b NOTE 3 B A C B A GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10...

Page 523: ... D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10Px4001 SCN AUX SUPPLY F2 F1 x AC OR DC PORT EIA485 KBUS F16 F18 F17 EARTH CASE COMMS NOTE 4 C4 C3 N n C c a b NOTE 3 B A C B A C1 C2 C3 C4 AND C1 C2 ARE USED BY THE NPS OVERVOLTAGE AND VCO PROTECTIONS 3 C3 C4 ARE USED BY V Hz W2 PROTECTION C1 C2 ...

Page 524: ...ICABLE FOR GROUNDED EARTHED WINDINGS C19 C22 C21 C 2 C17 C20 B 2 A 2 C25 C28 C27 C18 C 1 S2 A T2 B C S1 P1 A C B A PROTECTED TRANSFORMER C B P2 S2 S1 P2 P1 PHASE ROTATION C24 C26 C23 B 1 A 1 T1 C B A POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV FLUX C3 V C4 NOTE 2 HV MiCOM P642 PART N n C c a b NOTE 3 B A C B A GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16...

Page 525: ...NSFORMER C B P2 S2 S1 P2 P1 PHASE ROTATION C24 C26 C23 B 1 A 1 T1 C B A POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY Y HV C15 Y LV C16 C13 C14 LV NOTE 2 HV MiCOM P642 PART GROUNDED WYE NEUTRAL TAILS P2 S2 P1 S1 P2 S2 P1 S1 D18 D16 D17 D15 CONNECTION COMMON OPTO 8 D11 D14 D13 D12 D9 D10 D8 OPTO 7 OPTO 6 OPTO 4 OPTO 5 D4 D6 D7 D5 D2 D3 D1 OPTO 2 OPTO 3 OPTO 1 A B C SEE DRAWING 10Px4001 SCN AUX SUPPL...

Page 526: ... RELAY 3 RELAY 4 RELAY 2 RELAY 1 E5 E7 E8 E6 E3 E4 E2 WATCHDOG WATCHDOG CONTACT CONTACT F14 F12 F13 F11 B11 B15 B16 B18 B17 B12 B14 B13 RELAY 12 RELAY 10 RELAY 11 B10 B9 B6 B8 B7 B2 B3 B5 B4 B1 RELAY 9 OPTO 12 OPTO 11 OPTO 9 OPTO 10 PIN TERMINAL P C B TYPE TERMINAL b c C T SHORTING LINKS MAKE BEFORE b DISCONNECT a NOTES 1 3 THE VT MAY BE CONNECTED ACROSS ANY PHASE PHASE PAIR USED BY V Hz W2 PROTEC...

Page 527: ...CT F14 F12 F13 F11 B11 B15 B16 B18 B17 B12 B14 B13 RELAY 12 RELAY 10 RELAY 11 B10 B9 B6 B8 B7 B2 B3 B5 B4 B1 RELAY 9 OPTO 12 OPTO 11 OPTO 9 OPTO 10 PIN TERMINAL P C B TYPE TERMINAL b c C T SHORTING LINKS MAKE BEFORE b DISCONNECT a NOTES 1 4 FOR COMMS OPTIONS SEE DRAWING 10Px4001 2 WYE GROUND INPUTS APPLICABLE FOR GROUNDED EARTHED WINDINGS COMMS NOTE 4 C4 C3 N n C c a b NOTE 3 B A C B A C1 C2 C3 C4...

Page 528: ...ONNECT a NOTES 1 3 THE VT MAY BE CONNECTED ACROSS ANY PHASE PHASE PAIR USED BY V Hz W2 PROTECTION ONLY 4 FOR COMMS OPTIONS SEE DRAWING 10Px4001 2 WYE GROUND INPUTS APPLICABLE FOR GROUNDED EARTHED WINDINGS RELAY 10 RELAY 9 RELAY 11 RELAY 12 B16 B15 B12 B11 B8 B7 B4 B3 HIGH BREAK CONTACTS MiCOM P642 PART EARTH CASE E1 E16 RELAY 8 E18 E17 E9 RELAY 7 RELAY 6 RELAY 5 E12 E14 E15 E13 E11 E10 RELAY 3 REL...

Page 529: ... FOR GROUNDED EARTHED WINDINGS RELAY 10 RELAY 9 RELAY 11 RELAY 12 B16 B15 B12 B11 B8 B7 B4 B3 HIGH BREAK CONTACTS MiCOM P642 PART EARTH CASE E1 E16 RELAY 8 E18 E17 E9 RELAY 7 RELAY 6 RELAY 5 E12 E14 E15 E13 E11 E10 RELAY 3 RELAY 4 RELAY 2 RELAY 1 E5 E7 E8 E6 E3 E4 E2 WATCHDOG WATCHDOG CONTACT CONTACT F14 F12 F13 F11 COMMS NOTE 4 C4 C3 N n C c a b NOTE 3 B A C B A C1 C2 C3 C4 AND C1 C2 ARE USED BY ...

Page 530: ...RELAY 3 G2 RELAY 10 RELAY 11 RELAY 12 RELAY 14 RELAY 15 RELAY 13 G10 G11 G12 G14 G16 G15 G13 G6 G8 G9 G7 G4 G5 G3 RELAY 4 RELAY 5 RELAY 6 RELAY 8 RELAY 9 RELAY 7 H13 H14 H16 H15 H18 H17 G1 H11 H10 H12 H8 H9 H7 J17 NOTE 7 COMMS J16 SCN J2 J1 J18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT H2 H4 H5 H3 H1 J13 J14 J11 J1...

Page 531: ...ONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64301 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I O 16 O P WITH 4 POLE VT INPUTS 60TE I ...

Page 532: ...LV Y TV C12 TN3 R NEUTRAL TAILS HV LV TV METROSIL P2 S2 S1 P1 P2 S2 P2 S2 S1 P1 S1 P1 GROUNDED WYE 2 SEE TABLE 1 FOR BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 3 WYE GROUND INPUTS APPLICABLE FOR GROUNDED EARTHED WINDINGS 4 THE VT MAY BE CONNECTED ACROSS ANY PHASE PHASE PAIR PIN TERMINAL P C B TYPE C T SHORTING LINKS MAKE BEFORE b DISCONNECT IS ALWAYS AN HV WINDING CONNECTION 7 FOR COMMS OPTIONS SEE DRA...

Page 533: ...AY 12 RELAY 11 RELAY 10 G9 G13 G15 G16 G14 G12 G11 G10 G3 G5 G4 G7 G8 G6 RELAY 7 RELAY 8 RELAY 6 RELAY 5 RELAY 4 RELAY 3 H13 G1 H17 H18 H15 H16 H14 H7 H9 H8 H12 H10 H11 H6 OPTO 4 OPTO 1 OPTO 3 OPTO 2 B D3 D4 D5 D7 D8 D6 D1 D2 A CONTACT RELAY 2 WATCHDOG RELAY 1 CONTACT WATCHDOG J12 J14 J13 H1 H3 H5 H4 H2 J11 RTD 3 B8 RTD 10 EIA485 KBUS AUX SUPPLY AC OR DC PORT 10Px4001 SEE DRAWING J16 SCN J2 J1 x J...

Page 534: ...S mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64302 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I O 16 O P RTD WITH 4 POLE VT INPUTS 60TE I ...

Page 535: ...8 H17 H15 RELAY 7 RELAY 8 RELAY 9 G1 RELAY 4 RELAY 5 RELAY 6 H8 H9 H7 B D3 OPTO 2 OPTO 3 OPTO 4 D6 D8 D7 D5 D4 OPTO 1 D2 D1 MiCOM P643 PART J12 J11 J14 J13 CONTACT RELAY 1 RELAY 2 CONTACT WATCHDOG H2 H4 H5 H3 H1 WATCHDOG CLIO B16 INPUTS OUTPUTS CURRENT LOOP NOTE 11 NOTE 7 COMMS J18 J1 J2 SCN J16 SEE DRAWING 10Px4001 J17 PORT AC OR DC AUX SUPPLY x EIA485 KBUS 20mA 20mA 20mA 20mA B24 B28 B29 B30 B25...

Page 536: ...S mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64303 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I O 16 O P CLIO WITH 4 POLE VT INPUTS 60TE I ...

Page 537: ...Y 11 RELAY 12 RELAY 14 RELAY 15 RELAY 13 G10 G11 G12 G14 G16 G15 G13 G6 G8 G9 G7 G4 G5 G3 RELAY 4 RELAY 5 RELAY 6 RELAY 8 RELAY 9 RELAY 7 H13 H14 H16 H15 H18 H17 G1 H11 H10 H12 H8 H9 H7 J17 NOTE 7 COMMS J16 SCN J2 J1 J18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT H2 H4 H5 H3 H1 J13 J14 J11 J12 B16 B18 B17 CONNECTION...

Page 538: ...ONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64304 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 24 I O 16 O P WITH 4 POLE VT INPUTS 60TE I ...

Page 539: ... G10 G11 G12 G14 G16 G15 G13 G6 G8 G9 G7 G4 G5 G3 RELAY 4 RELAY 5 RELAY 6 RELAY 8 RELAY 9 RELAY 7 H13 H14 H16 H15 H18 H17 G1 H11 H10 H12 H8 H9 H7 J17 NOTE 7 COMMS J16 SCN J2 J1 J18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT H2 H4 H5 H3 H1 J13 J14 J11 J12 B18 B17 RELAY 17 B2 B9 B13 B15 B16 B14 B11 B12 B10 B7 B8 B6 B4...

Page 540: ...ONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64305 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I O 24 O P WITH 4 POLE VT INPUTS 60TE I ...

Page 541: ...RELAY 14 RELAY 15 RELAY 13 G10 G11 G12 G14 G16 G15 G13 G6 G8 G9 G7 G4 G5 G3 RELAY 4 RELAY 5 RELAY 6 RELAY 8 RELAY 9 RELAY 7 H13 H14 H16 H15 H18 H17 G1 H11 H10 H12 H8 H9 H7 J17 NOTE 7 COMMS J16 SCN J2 J1 J18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT H2 H4 H5 H3 H1 J13 J14 J11 J12 P1 POWER SUPPLY VERSION 24 48V NOMIN...

Page 542: ...IONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64306 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I P 20 O P WITH 4 POLE VT INPUT 60TE I ...

Page 543: ...1 M18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT L2 L4 L5 L3 L1 M13 M14 M11 M12 C16 C18 C17 CONNECTION COMMON C3 C13 C15 C14 C10 C12 C11 C7 C9 C8 C4 C6 C5 C1 C2 OPTO 25 P1 OPTO 26 OPTO 27 OPTO 28 OPTO 29 OPTO 30 OPTO 31 OPTO 32 OPTO 24 COMMON CONNECTION H17 H18 H16 OPTO 18 OPTO 19 OPTO 17 OPTO 22 OPTO 21 OPTO 23 OPT...

Page 544: ...OR BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 GROUNDED WYE D15 Y HV TV S1 D16 D13 Y LV D11 D14 Y TV D12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV MiCOM P643 PART F3 FLUX V F4 F1 VN F2 D3 VC D1 D4 VB NOTE 6 NOTE 7 D2 A V n b a c N B A C n C N NOTE 4 b a c B A C C B A B A P1 S1 P2 S2 S1 P1 S2 P2 OPTIONAL N F1 V C V F2 D3 D1 B D4 V A D2 V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 ...

Page 545: ...6 E1 E2 A CONTACT RELAY 2 WATCHDOG RELAY 1 CONTACT WATCHDOG M12 M14 M13 L1 L3 L5 L4 L2 M11 RTD 3 B8 RTD 10 EIA485 KBUS AUX SUPPLY AC OR DC PORT 10Px4001 SEE DRAWING M16 SCN M2 M1 x M18 M17 COMMS NOTE 7 B29 B30 B28 B9 RTD 1 RTD 2 MiCOM P643 PART B4 B6 B7 B5 B2 B3 B1 OPTO 24 CONNECTION COMMON H16 H18 H17 OPTO 20 OPTO 23 OPTO 21 OPTO 22 OPTO 17 OPTO 19 OPTO 18 H3 H10 H12 H11 H13 H15 H14 H4 H6 H5 H7 H...

Page 546: ... BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 GROUNDED WYE D15 Y HV TV S1 D16 D13 Y LV D11 D14 Y TV D12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV MiCOM P643 PART F3 FLUX V F4 F1 VN F2 D3 VC D1 D4 VB NOTE 6 NOTE 7 D2 A V n b a c N B A C n C N NOTE 4 b a c B A C C B A B A P1 S1 P2 S2 S1 P1 S2 P2 OPTIONAL N F1 V C V F2 D3 D1 B D4 V A D2 V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN...

Page 547: ...CN M16 SEE DRAWING 10Px4001 M17 PORT AC OR DC AUX SUPPLY x EIA485 KBUS 20mA 20mA 20mA 20mA B24 B28 B29 B30 B25 B26 B20 B21 B22 B17 B18 INPUT 3 INPUT 4 1mA 1mA INPUT 1 INPUT 2 1mA 1mA 20mA 20mA 20mA 20mA B13 B14 B15 B9 B11 B10 B5 B7 B6 B2 B3 B1 OUTPUT 4 OUTPUT 3 1mA 1mA OUTPUT 1 OUTPUT 2 1mA 1mA OPTO 24 COMMON CONNECTION H17 H18 H16 H3 OPTO 21 OPTO 23 OPTO 22 H14 H15 H13 H11 H12 H10 OPTO 19 OPTO 18...

Page 548: ...FOR GROUNDED EARTHED WINDINGS 2 SEE TABLE 1 FOR BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 GROUNDED WYE D15 Y HV TV S1 D16 D13 Y LV D11 D14 Y TV D12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV MiCOM P643 PART F3 FLUX V F4 F1 VN F2 D3 VC D1 D4 VB NOTE 6 NOTE 7 D2 A V n b a c N B A C n C N NOTE 4 b a c B A C C B A B A P1 S1 P2 S2 S1 P1 S2 P2 OPTIONAL N F1 V C V F2 D3 D1 B D4 V A D2 V C A B A a b c ...

Page 549: ...B29 B30 B28 B9 RTD 1 RTD 2 MiCOM P643 PART B4 B6 B7 B5 B2 B3 B1 OPTO 24 CONNECTION COMMON H16 H18 H17 OPTO 20 OPTO 23 OPTO 21 OPTO 22 OPTO 17 OPTO 19 OPTO 18 H3 H10 H12 H11 H13 H15 H14 H4 H6 H5 H7 H9 H8 H1 H2 CLIO C16 INPUTS OUTPUTS CURRENT LOOP NOTE 11 20mA 20mA 20mA 20mA C24 C28 C29 C30 C25 C26 C20 C21 C22 C17 C18 INPUT 3 INPUT 4 1mA 1mA INPUT 1 INPUT 2 1mA 1mA 20mA 20mA 20mA 20mA C13 C14 C15 C9...

Page 550: ...S mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64310 2 EXTERNAL CONNECTION DIAGRAM 3 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I O 8 O P RTD CLIO WITH 4 POLE VT I P 80TE D ...

Page 551: ...EE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P643 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT L2 L4 L5 L3 L1 M13 M14 M11 M12 P1 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY OPTO 24 COMMON CONNECTION H17 H18 H16 OPTO 18 OPTO 19 OPTO 17 OPTO 22 OPTO 21 OPTO 23 OPTO 20 H3 H14 H15 H13 H11 H12 H10 H8 H9 H7 H5 H6 H4 H2 H1 RELAY 17 RELAY 19 RELAY 18 RELAY 20 J16 J15 J12 J11...

Page 552: ...NNECTED HV TV OR LV SIDE USED BY V Hz W2 PROTECTION ONLY TERMINAL 5 FOR COMMS OPTIONS SEE DRAWING 10Px4001 IS ALWAYS AN HV WINDING CONNECTION C T SHORTING LINKS MAKE BEFORE b DISCONNECT PIN TERMINAL P C B TYPE 4 THE VT MAY BE CONNECTED ACROSS ANY PHASE PHASE PAIR 3 WYE GROUND INPUTS APPLICABLE FOR GROUNDED EARTHED WINDINGS 2 SEE TABLE 1 FOR BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 TN3 T...

Page 553: ...O 14 OPTO 13 OPTO 15 OPTO 12 G3 G14 G15 G13 G11 G12 G10 G8 G9 G7 G5 G6 G4 E15 E16 E17 E18 G2 G1 E11 E13 E12 E14 E10 OPTO 2 OPTO 3 OPTO 1 OPTO 4 E3 E6 E8 E7 E5 E4 E2 E1 OPTO 24 COMMON CONNECTION H17 H18 H16 OPTO 18 OPTO 19 OPTO 17 OPTO 22 OPTO 21 OPTO 23 OPTO 20 H3 H14 H15 H13 H11 H12 H10 H8 H9 H7 H5 H6 H4 H2 H1 RELAY 9 RELAY 11 RELAY 10 RELAY 12 K16 K15 K12 K11 K8 K7 K4 K3 OPTO 40 COMMON CONNECTIO...

Page 554: ... BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 GROUNDED WYE D15 Y HV TV S1 D16 D13 Y LV D11 D14 Y TV D12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV MiCOM P643 PART F3 FLUX V F4 F1 VN F2 D3 VC D1 D4 VB NOTE 6 NOTE 7 D2 A V n b a c N B A C n C N NOTE 4 b a c B A C C B A B A P1 S1 P2 S2 S1 P1 S2 P2 OPTIONAL N F1 V C V F2 D3 D1 B D4 V A D2 V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN...

Page 555: ...iCOM P643 PART G17 G18 G16 E9 OPTO 5 OPTO 6 COMMON CONNECTION OPTO 7 OPTO 8 OPTO 10 OPTO 11 OPTO 9 OPTO 14 OPTO 13 OPTO 15 OPTO 12 G3 G14 G15 G13 G11 G12 G10 G8 G9 G7 G5 G6 G4 E15 E16 E17 E18 G2 G1 E11 E13 E12 E14 E10 OPTO 2 OPTO 3 OPTO 1 OPTO 4 E3 E6 E8 E7 E5 E4 E2 E1 OPTO 24 COMMON CONNECTION H17 H18 H16 OPTO 18 OPTO 19 OPTO 17 OPTO 22 OPTO 21 OPTO 23 OPTO 20 H3 H14 H15 H13 H11 H12 H10 H8 H9 H7 ...

Page 556: ...DED EARTHED WINDINGS 2 SEE TABLE 1 FOR BIAS ASSIGNMENT TO ACTUAL WINDINGS T1 b c a NOTES 1 GROUNDED WYE D15 Y HV TV S1 D16 D13 Y LV D11 D14 Y TV D12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV MiCOM P643 PART F3 FLUX V F4 F1 VN F2 D3 VC D1 D4 VB NOTE 6 NOTE7 D2 A V n b a c N B A C n C N NOTE 4 b a c B A C C B A B A P1 S1 P2 S2 S1 P1 S2 P2 OPTIONAL N F1 V C V F2 D3 D1 B D4 V A D2 V C A B A a b c C B NOTE 8...

Page 557: ...18 C17 C20 C19 C22 E24 C21 B 2 C 2 A 2 B PROTECTED TRANSFORMER T4 C B A T3 C B A T2 B C A C A P2 S2 T1 B C24 C26 C25 C28 C23 C 1 B 1 A 1 C PHASE ROTATION C B P1 S1 A A EARTH CASE F11 F13 F12 F16 F15 F14 F18 F17 COMMON CONNECTION OPTO 14 OPTO 15 OPTO 16 D4 D17 F1 D18 F2 F4 F3 F5 F7 F6 F8 F10 F9 OPTO 11 OPTO 13 OPTO 12 COMMON OPTO 10 OPTO 9 CONNECTION D5 D6 D8 D9 D7 D11 D13 D12 D14 D16 D15 D10 OPTO ...

Page 558: ...E MADE EXTERNALLY AS SHOWN b c NOTES a 1 MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A E4 FLUX V E3 N E1 V C V E2 C3 C1 B C4 V A C2 V C15 Y HV Y TV C14 C11 C13 C16 Y LV C12 E1 E2 C4 C3 C1 C2 OPTIONAL N V C V B V A V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN2 TN1 Drg...

Page 559: ...PTO 5 OPTO 4 D2 D3 D1 OPTO 2 OPTO 1 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY GROUNDED WYE C15 Y HV TV S1 C16 C13 Y LV C11 C14 Y TV C12 S2 P1 NEUTRAL TAILS P2 LV NOTE 3 HV P1 S1 P2 S2 S1 P1 S2 P2 T1 T2 T3 T4 TN2 TN3 TN1 R METROSIL ST 1 2 1 2 RST TO RST T5 7 THE MONITORED THREE PHASE VOLTAGE MAY BE CONNECTED HV TV OR LV SIDE 8 DERIVED NEUTRAL POINT SEE P64X EN T FOR DETAILS OF RESISTORS USED BY ...

Page 560: ... 4 RELAY 5 RELAY 3 RELAY 2 RELAY 6 H6 H8 H10 H11 H9 H7 H12 H4 H5 J14 H2 H3 H1 J13 OPTO 1 OPTO 2 D1 D3 D2 WATCHDOG J11 J12 B30 NOTE 7 COMMS B7 B28 B29 B9 B8 B3 B5 B6 B4 B1 B2 RTD 10 RTD 3 RTD 2 RTD 1 PHASE ROTATION P1 P2 S1 E15 C 5 E16 E13 E21 E11 B 5 E14 A 5 E12 C 4 E22 B 4 E19 E20 T5 P1 S1 S2 P2 NOTE 2 S2 P1 P2 S1 S2 S1 P1 P2 S2 E28 A 4 E17 E18 C 3 E27 E26 B 3 E25 A 3 E23 B 2 C 2 C21 E24 C22 C19 ...

Page 561: ...E MADE EXTERNALLY AS SHOWN b c NOTES a 1 MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A E4 FLUX V E3 N E1 V C V E2 C3 C1 B C4 V A C2 V C15 Y HV Y TV C14 C11 C13 C16 Y LV C12 E1 E2 C4 C3 C1 C2 OPTIONAL N V C V B V A V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN2 TN1 Drg...

Page 562: ...J12 WATCHDOG NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO B20 NOTE 7 COMMS B28 B30 B29 B24 B26 B25 B22 B21 INPUT 4 1mA 20mA INPUT 2 INPUT 3 1mA 20mA 1mA 20mA B16 B17 B18 B14 B15 B13 B10 B11 B9 B6 B7 B5 OUTPUT 4 INPUT 1 1mA 20mA 1mA 20mA OUTPUT 2 OUTPUT 3 1mA 20mA 1mA 20mA B2 B3 B1 OUTPUT 1 1mA 20mA PHASE ROTATION P1 P2 S1 E15 C 5 E16 E13 E21 E11 B 5 E14 A 5 E12 C 4 E22 B 4 E19 E20 T5 P1 S1 S2 P2 NOTE ...

Page 563: ...bstation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED TMLS C11 C16 WERE D11 D16 10P64503 2 EXTERNAL CONNECTION DIAGRAM 5 BIAS INPUT TRANSFORMER DIFFERENTIAL 16 I P 16 O P CLIO WITH 4 POLE VT INPUTS 60TE I ...

Page 564: ... F4 F3 F5 F7 F6 F8 F10 F9 OPTO 11 OPTO 13 OPTO 12 COMMON OPTO 10 OPTO 9 CONNECTION D5 D6 D8 D9 D7 D11 D13 D12 D14 D16 D15 D10 OPTO 6 OPTO 7 OPTO 8 OPTO 3 OPTO 5 OPTO 4 D2 D3 D1 OPTO 2 OPTO 1 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY PHASE ROTATION P1 P2 S1 E15 C 5 E16 E13 E21 E11 B 5 E14 A 5 E12 C 4 E22 B 4 E19 E20 T5 P1 S1 S2 P2 NOTE 2 S2 P1 P2 S1 S2 S1 P1 P2 S2 E28 A 4 E17 E18 C 3 E27 E26 B 3...

Page 565: ... MADE EXTERNALLY AS SHOWN b c NOTES a 1 MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A E4 FLUX V E3 N E1 V C V E2 C3 C1 B C4 V A C2 V C15 Y HV Y TV C14 C11 C13 C16 Y LV C12 E1 E2 C4 C3 C1 C2 OPTIONAL N V C V B V A V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN2 TN1 Drg ...

Page 566: ...3 F5 F7 F6 F8 F10 F9 OPTO 11 OPTO 13 OPTO 12 COMMON OPTO 10 OPTO 9 CONNECTION D5 D6 D8 D9 D7 D11 D13 D12 D14 D16 D15 D10 OPTO 6 OPTO 7 OPTO 8 OPTO 3 OPTO 5 OPTO 4 D2 D3 D1 OPTO 2 OPTO 1 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY PHASE ROTATION P1 P2 S1 E15 C 5 E16 E13 E21 E11 B 5 E14 A 5 E12 C 4 E22 B 4 E19 E20 T5 P1 S1 S2 P2 NOTE 2 S2 P1 P2 S1 S2 S1 P1 P2 S2 E28 A 4 E17 E18 C 3 E27 E26 B 3 E25 ...

Page 567: ... MADE EXTERNALLY AS SHOWN b c NOTES a 1 MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A E4 FLUX V E3 N E1 V C V E2 C3 C1 B C4 V A C2 V C15 Y HV Y TV C14 C11 C13 C16 Y LV C12 E1 E2 C4 C3 C1 C2 OPTIONAL N V C V B V A V C A B A a b c C B NOTE 8 VEE CONNECTED VTs ALTERNATIVE TN3 TN2 TN1 Drg ...

Page 568: ...1 K10 K12 K14 K13 K16 K18 K17 J2 J1 J3 K15 K8 RELAY 12 RELAY 16 RELAY 17 RELAY 13 RELAY 14 RELAY 15 RELAY 9 RELAY 11 RELAY 10 RELAY 6 RELAY 7 RELAY 8 M12 M13 L1 L3 L2 M14 L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 C30 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OU...

Page 569: ... b a 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 Y HV Y TV D14 D11 D13 D16 Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V C A B A a ...

Page 570: ...8 H6 RELAY 3 G2 RELAY 10 RELAY 11 RELAY 12 RELAY 14 RELAY 15 RELAY 13 G10 G11 G12 G14 G16 G15 G13 G6 G8 G9 G7 G4 G5 G3 RELAY 4 RELAY 5 RELAY 6 RELAY 8 RELAY 9 RELAY 7 H13 H14 H16 H15 H18 H17 G1 H11 H10 H12 H8 H9 H7 J17 NOTE 7 COMMS J16 SCN J2 J1 J18 SEE DRAWING 10Px4001 PORT AC OR DC AUX SUPPLY x KBUS EIA485 MiCOM P645 PART WATCHDOG CONTACT RELAY 1 WATCHDOG RELAY 2 CONTACT H2 H4 H5 H3 H1 J13 J14 J...

Page 571: ...ONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64507 2 EXTERNAL CONNECTION DIAGRAM 5 BIAS INPUT TRANSFORMER DIFFERENTIAL 24 I P 20 O P WITH 4 POLE VT INPUTS 60TE H ...

Page 572: ...Y 11 RELAY 10 RELAY 6 RELAY 7 RELAY 8 M12 M13 L1 L3 L2 M14 L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 C30 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO C15 1mA 20mA 1mA 20mA 20mA 1mA 20mA 1mA C22 C26 C28 C29 C24 C25 C18 C20 C21 C16 C17 INPU...

Page 573: ...L WINDINGS BIAS INPUT 1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 NOTES HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 1 c b a NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 Y HV Y TV D14 D11 D13 D16 Y LV D12 F1 F2 D4 D3 D1 D2 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS OPTIONAL N V C V B V A V C A B...

Page 574: ...L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 C30 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO C15 1mA 20mA 1mA 20mA 20mA 1mA 20mA 1mA C22 C26 C28 C29 C24 C25 C18 C20 C21 C16 C17 INPUT 4 INPUT 3 INPUT 2 INPUT 1 1mA 20mA 1mA 20mA 1mA 20mA 1mA ...

Page 575: ...ACTUAL WINDINGS T1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 NOTES HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 1 c b a NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 Y HV Y TV D14 D11 D13 D16 Y LV D12 F1 F2 D4 D3 D1 D2 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS OPTIONAL N V C V B V A V C A B A a ...

Page 576: ...8 L17 L15 K1 K3 K2 K5 K7 K6 K4 K9 K11 K10 K12 K14 K13 K16 K18 K17 J2 J1 J3 K15 K8 RELAY 12 RELAY 16 RELAY 17 RELAY 13 RELAY 14 RELAY 15 RELAY 9 RELAY 11 RELAY 10 RELAY 6 RELAY 7 RELAY 8 M12 M13 L1 L3 L2 M14 L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS...

Page 577: ...DIMENSIONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64514 2 EXT CONN DIAG 5 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I P 24 O P WITH 4 POLE VT INPUTS 80TE D ...

Page 578: ...16 RELAY 13 RELAY 14 RELAY 15 RELAY 9 RELAY 11 RELAY 10 RELAY 6 RELAY 7 RELAY 8 M12 M13 L1 L3 L2 M14 L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT B1 B28 B30 B29 B9 B5 B7 B8 B6 B3 B4 B2 RTD 10 RTD 2 RTD 3 RTD 1 OPTIONAL SEE SHEET 2 FOR NOTES P1 P2...

Page 579: ...MENSIONS mm Title Substation Automation Solutions ALSTOM GRID UK LTD STAFFORD Sht Next Sht 14 07 2014 S WOOTTON CID SWOO 9LNAWE TABLE 1 REMOVED NOTES 5 6 REMOVED 10P64515 2 EXT CONN DIAG 5 BIAS INPUT TRANSFORMER DIFFERENTIAL 40 I P 16 O P RTD WITH 4 POLE VT INPUTS 80TE D ...

Page 580: ...L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 B30 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO B15 1mA 20mA 1mA 20mA 20mA 1mA 20mA 1mA B22 B26 B28 B29 B24 B25 B18 B20 B21 B16 B17 INPUT 4 INPUT 3 INPUT 2 INPUT 1 1mA 20mA 1mA 20mA 1mA 20mA 1mA 20m...

Page 581: ...S 1 c b a 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 Y HV Y TV D14 D11 D13 D16 Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V C A B...

Page 582: ... M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO C15 1mA 20mA 1mA 20mA 20mA 1mA 20mA 1mA C22 C26 C28 C29 C24 C25 C18 C20 C21 C16 C17 INPUT 4 INPUT 3 INPUT 2 INPUT 1 1mA 20mA 1mA 20mA 1mA 20mA 1mA 20mA C7 C11 C13 C14 C9 C10 C3 C5 C6 C2 C1 OUTPUT 3 OUTPUT 4 OUTPUT 1 OUTPUT 2 B1 B28 B30 B29 B9 B5 B7 B8 B6 B3 B4 B2 RT...

Page 583: ...1 c b a 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 Y HV Y TV D14 D11 D13 D16 Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V C A B A...

Page 584: ...ELAY 13 RELAY 14 RELAY 15 RELAY 9 RELAY 11 RELAY 10 RELAY 6 RELAY 7 RELAY 8 M12 M13 L1 L3 L2 M14 L5 L7 L6 L9 L11 L10 L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT SEE SHEET 2 FOR NOTES P1 P2 P1 P2 P1 P2 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY MiCOM P645 PART J15...

Page 585: ... 1 c b a 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 I Y HV I Y TV D14 D11 D13 D16 I Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V ...

Page 586: ... L8 L4 M11 RELAY 2 RELAY 3 RELAY 5 RELAY 4 CONTACT CONTACT WATCHDOG WATCHDOG RELAY 1 SEE SHEET 2 FOR NOTES P1 P2 P1 P2 P1 P2 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY MiCOM P645 PART K15 K16 K3 K11 K12 K8 K4 K7 HIGH BREAK CONTACTS RELAY 9 RELAY 11 RELAY 10 RELAY 12 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT B1 B28 B30 B29 B9 B5 B7 B8 B6 B3 B4 ...

Page 587: ... c b a 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 I Y HV I Y TV D14 D11 D13 D16 I Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V C ...

Page 588: ...TES P1 P2 P1 P2 P1 P2 POWER SUPPLY VERSION 24 48V NOMINAL D C ONLY MiCOM P645 PART B30 10Px4001 M1 M2 M18 M16 SCN SEE DRAWING COMMS M17 NOTE 7 EIA485 AC OR DC AUX SUPPLY x KBUS PORT OPTIONAL NOTE 11 INPUTS OUTPUTS CURRENT LOOP CLIO B15 1mA 20mA 1mA 20mA 20mA 1mA 20mA 1mA B22 B26 B28 B29 B24 B25 B18 B20 B21 B16 B17 INPUT 4 INPUT 3 INPUT 2 INPUT 1 1mA 20mA 1mA 20mA 1mA 20mA 1mA 20mA B7 B11 B13 B14 B...

Page 589: ... 9 FOR 0 10mA 0 20mA 4 20mA RANGE USE 20mA INPUTS OUTPUTS FOR 0 1mA RANGE USE 1mA INPUTS OUTPUTS MiCOM P645 PART P2 S2 P1 S1 GROUNDED WYE P1 S1 P2 S2 TV NOTE 6 HV S1 P1 S2 P2 NEUTRAL TAILS LV NOTE 3 NOTE 7 b a c n N B A C C C a N n A b c NOTE 4 B C B A B A F4 FLUX V F3 N F1 V C V F2 D3 D1 B D4 V A D2 V D15 I Y HV I Y TV D14 D11 D13 D16 I Y LV D12 F1 F2 D4 D3 D1 D2 OPTIONAL N V C V B V A V C A B A ...

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Page 592: ...contained in this document is indicative only No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project This will depend on the technical and commercial circumstances It is provided without liability and is subject to change without notice Reproduction use or disclosure to third parties without express written authority is ...

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