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Functions

2.6 Flexible Protection Functions

SIPROTEC, 7RW80, Manual

C53000-G1140-C233-1, Release date 10.2010

81

Function Logic

Figure 2-20 shows the logic diagram of a three-phase function. If the function operates on one phase or without
phase reference, phase selectivity and phase-specific indications are not relevant.

Figure 2-20

Logic diagram of flexible protection functions

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Содержание SIPROTEC 7RW80

Страница 1: ...PROTEC Voltage and Frequency Protection 7RW80 V4 6 Manual C53000 G1140 C233 1 Preface Contents Introduction 1 Functions 2 Mounting and Commissioning 3 Technical Data 4 Appendix A Literature Glossary Index ...

Страница 2: ...editions We appreciate any suggested improvements We reserve the right to make technical improvements without notice Document version V04 00 02 Release date 10 2010 Copyright Copyright Siemens AG 2010 All rights reserved Dissemination or reproduction of this document or evaluation and communication of its contents is not authorized except where ex pressly permitted Violations are liable for damage...

Страница 3: ...ive protective equipment automatic and control facilities and personnel of electrical facilities and power plants Applicability of this Manual This manual applies to SIPROTEC 4 Voltage and Frequency Protection 7RW80 firmware version V4 6 Indication of Conformity This product complies with the directive of the Council of the European Communities on the approximation of the laws of the Member States...

Страница 4: ...tomer Support Center provides a 24 hour service Telephone 49 180 524 7000 Fax 49 180 524 2471 e mail support energy siemens com Training Courses Enquiries regarding individual training courses should be addressed to our Training Center Siemens AG Siemens Power Academy TD Humboldt Street 59 90459 Nuremberg Telephone 49 911 433 7005 Fax 49 911 433 7929 Internet www siemens com power academy td Addit...

Страница 5: ...d according to the degree of danger is illustrated as follows DANGER Danger indicates that death severe personal injury or substantial material damage will result if proper precau tions are not taken WARNING indicates that death severe personal injury or substantial property damage may result if proper precautions are not taken Caution indicates that minor personal injury or property damage may re...

Страница 6: ... approved by Siemens The successful and safe operation of the device is dependent on proper handling storage installation opera tion and maintenance When operating an electrical equipment certain parts of the device are inevitably subject to dangerous voltage Severe personal injury or property damage may result if the device is not handled properly Before any connections are made the device must b...

Страница 7: ...appear word for word in the display of the device or on the screen of a personal computer with operation software DIGSI are additionally written in italics This also applies to header bars for selection menus Messages Designators for information which may be output by the relay or required from other devices or from the switch gear are marked in a monospace type style in quotation marks Deviations...

Страница 8: ... the inputs is active Coincidence gate equivalence output is active if both inputs are active or inactive at the same time Dynamic inputs edge triggered above with positive below with nega tive edge Formation of one analog output signal from a number of analog input signals Limit stage with setting address and parameter designator name Timer pickup delay T example adjustable with setting address a...

Страница 9: ...28 2 1 3 Power System Data 1 30 2 1 3 1 Description 30 2 1 3 2 Setting Notes 30 2 1 3 3 Settings 33 2 1 3 4 Information List 34 2 1 4 Oscillographic Fault Records 34 2 1 4 1 Description 34 2 1 4 2 Setting Notes 35 2 1 4 3 Settings 36 2 1 4 4 Information List 36 2 1 5 Settings Groups 36 2 1 5 1 Description 36 2 1 5 2 Setting Notes 37 2 1 5 3 Settings 37 2 1 5 4 Information List 37 2 1 6 Power Syste...

Страница 10: ...mation List 66 2 5 Monitoring Functions 68 2 5 1 Measurement Supervision 68 2 5 1 1 General 68 2 5 1 2 Hardware Monitoring 68 2 5 1 3 Software Monitoring 69 2 5 1 4 Monitoring of the Transformer Circuits 69 2 5 1 5 Broken Wire Monitoring of Voltage Transformer Circuits 71 2 5 1 6 Setting Notes 72 2 5 1 7 Settings 72 2 5 1 8 Information List 72 2 5 2 Trip Circuit Supervision 74TC 73 2 5 2 1 Descrip...

Страница 11: ...Information List 100 2 8 24 Overexcit Protection Volt Hertz 102 2 8 1 Functional Description 102 2 8 2 Setting Notes 104 2 8 3 Settings 106 2 8 4 Information List 106 2 9 Jump of Voltage Vector 107 2 9 1 Functional Description 107 2 9 2 Setting Notes 109 2 9 3 Settings 110 2 9 4 Information List 110 2 10 Phase Rotation 111 2 10 1 Description 111 2 10 2 Setting Notes 112 2 11 Function Logic 113 2 1...

Страница 12: ...Setting Notes 121 2 12 4 3 Settings 121 2 12 4 4 Information List 122 2 12 5 Set Points for Measured Values 123 2 12 5 1 Setting Notes 123 2 12 6 Set Points for Statistic 123 2 12 6 1 Description 123 2 12 6 2 Setting Notes 123 2 12 6 3 Information List 124 2 12 7 Energy Metering 124 2 12 7 1 Setting Notes 124 2 12 7 2 Settings 124 2 12 7 3 Information List 124 2 12 8 Commissíoning Aids 125 2 12 8 ...

Страница 13: ...3 3 3 Configuring Communication Modules 162 3 3 4 Checking the Status of Binary Inputs and Outputs 165 3 3 5 Testing User Defined Functions 168 3 3 6 Voltage and Phase Rotation Testing 168 3 3 7 Polarity Check for Voltage Input V3 169 3 3 8 Trip Close Tests for the Configured Operating Devices 171 3 3 9 Creating A Test Fault Record 172 3 4 Final Preparation of the Device 173 4 Technical Data 175 4...

Страница 14: ...d Accessories 208 A 1 1 Ordering Information 208 A 1 1 1 7RW80 V4 6 208 A 1 2 Accessories 212 A 2 Terminal Assignments 213 A 2 1 7RW80 Housing for Panel Flush Mounting or Cubicle Mounting 213 A 2 2 7RW80 Housing for panel surface mounting 214 A 3 Connection Examples 215 A 4 Default Settings 219 A 4 1 LEDs 219 A 4 2 Binary Input 219 A 4 3 Binary Output 220 A 4 4 Function Keys 220 A 4 5 Default Disp...

Страница 15: ...SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 15 Introduction 1 1 1 Overall Operation 16 1 2 Application Scope 18 1 3 Characteristics 20 ...

Страница 16: ...nputs are available in the MI section Figure 1 1 Hardware structure of the numerical Voltage and Frequency Protection Device 7RW80 Voltage inputs can either be used to measure the three phase to ground voltages or two phase to phase volt ages and the displacement voltage e n voltage or for any other voltage It is also possible to connect two phase to phase voltages in open delta connection The ana...

Страница 17: ...essages related to events states measured values and the functional status of the device are visualized by light emitting diodes LEDs and a display screen LCD on the front panel Integrated control and numeric keys in conjunction with the LCD enable interaction with the remote device These elements can be used to access the device for information such as configuration and setting parameters Similar...

Страница 18: ...the primary equipment can be displayed on the device and used for interlocking or alarm condition monitoring The number of operating equipment to be switched is limited by the binary inputs and outputs available in the device or the binary inputs and outputs allocated for the switch posi tion indications Depending on the primary equipment being controlled one binary input single point indication o...

Страница 19: ... issuing control commands Depending on the ordered variant additional interfaces are located at the bottom of the device They serve for establishing extensive communication with other digital operating control and memory components Port A serves for DIGSI communication directly on the device or via a network Port B serves for central communication between the device and a control center It can be ...

Страница 20: ... of 18 s Constant monitoring of the measured quantities as well as continuous self diagnostics covering the hard ware and software Communication with SCADA or substation controller equipment via serial interfaces through the choice of data cable modem or optical fibers Battery buffered clock which can be synchronized via a synchronization signal at the binary input or via a protocol Statistics Rec...

Страница 21: ...e Functions Up to 20 protection functions which can be set individually to operate in three phase or single phase mode Any calculated or directly measured value can be evaluated on principle Standard protection logic with a constant i e independent characteristic curve Internal and configurable pickup and dropout delay Modifiable message texts Synchrocheck Check of the synchronism conditions or de...

Страница 22: ...tions are available for programming AND OR NOT Exclusive OR etc Time delays and limit value interrogation Processing of measured values including zero suppression adding a knee curve for a transducer input and live zero monitoring Linking of multiple devices for load restoration with prioritization of the stages Breaker Control Circuit breakers can be opened and closed manually via specific contro...

Страница 23: ...ired are also provided Based on the following information it can also be determined which of the provided functions should be used 2 1 General 24 2 2 Voltage Protection 27 59 40 2 3 Frequency Protection 81 O U 50 2 4 Load Restoration 55 2 5 Monitoring Functions 68 2 6 Flexible Protection Functions 79 2 7 SYNCHROCHECK 25 89 2 8 Overexcit Protection Volt Hertz 24 102 2 9 Jump of Voltage Vector 107 2...

Страница 24: ...s scope of functions Additionally the control functions can be matched to the system require ments Individual functions can be activated or deactivated during the configuration procedure or the interaction of functions be modified 2 1 1 1 Description Setting the Scope of Functions The available protection functions and additional functions can be configured as Enabled or Disabled For some function...

Страница 25: ...h quickly and conveniently during operation Only one setting group can be used when selecting the option Disabled The synchronization function is activated in address 161 25 Function 1 by the setting SYNCHROCHECK or it is set to Disabled Under address 182 74 Trip Ct Supv it can be selected whether the trip circuit supervision works with two 2 Binary Inputs or only one binary input 1 Binary Input o...

Страница 26: ...d Enabled Enabled 81 Over Underfrequency Protec tion 155 Load Restore Disabled Enabled Disabled Load Restoration 161 25 Function 1 Disabled SYNCHROCHECK Disabled 25 Function group 1 182 74 Trip Ct Supv Disabled 2 Binary Inputs 1 Binary Input Disabled 74TC Trip Circuit Supervision 617 ServiProt CM Disabled T103 DIGSI T103 Port B usage FLEXIBLE FCT 1 20 Flexible Function 01 Flexible Function 02 Flex...

Страница 27: ...e one or more protection functions have picked up but no tripping by the 7RW80 resulted because the fault was cleared by a different device e g on another line These messages are then limited to faults in the line to be protected The following figure illustrates the creation of the reset command for stored messages By the moment of the device dropout the presetting of the parameter610 FltDisp LED ...

Страница 28: ... the default display appearing after startup of the device can be selected in the device data via parameter 640 Start image DD The pages available for each device version are listed in the Appendix A 4 2 1 2 3 Settings 2 1 2 4 Information List Addr Parameter Setting Options Default Setting Comments 610 FltDisp LED LCD Target on PU Target on TRIP Target on PU Fault Display on LED LCD 611 Spont FltD...

Страница 29: ...ry alarm 160 Alarm Sum Event OUT Alarm Summary Event 177 Fail Battery OUT Failure Battery empty 178 I O Board error OUT I O Board Error 181 Error A D conv OUT Error A D converter 191 Error Offset OUT Error Offset 193 Alarm NO calibr OUT Alarm NO calibration data available 301 Pow Sys Flt OUT Power System fault 302 Fault Event OUT Fault Event 303 sens Gnd flt OUT sensitive Ground fault 320 Warn Mem...

Страница 30: ... US device versions ordering data position 10 C parameter 214 is preset to 60 Hz Voltage Connection Power System Address 213 specifies how the voltage transformers are connected VT Connect 3ph Van Vbn Vcn means that the three phase voltages are wye connected i e the three phase to ground voltages are measured VT Connect 3ph Vab Vbc VGnd means that two phase to phase voltages open delta voltage and...

Страница 31: ...ssing of ground faults in grounded systems and ungrounded systems for the operational measured value VN and measured variable monitoring If the voltage transformer set provides open delta windings and if these windings are connected to the device this must be specified accordingly in address 213 see above margin heading Voltage Connection Since the voltage transformer ratio is normally as follows ...

Страница 32: ...undamental harmonic of the three phase to phase voltages Vphph or phase ground voltages Vph n or the positive sequence voltage V1 or the negative sequence voltage V2 is supplied to the overvoltage protection elements In three phase connection undervoltage protection relies either on the positive sequence voltage V1 or the phase to phase voltages Vphph or the phase to ground voltages Vph n This is ...

Страница 33: ...cn VT Connection three phase 214 Rated Frequency 50 Hz 60 Hz 50 Hz Rated Frequency 220 Threshold BI 1 Thresh BI 176V Thresh BI 88V Thresh BI 19V Thresh BI 176V Threshold for Binary Input 1 221 Threshold BI 2 Thresh BI 176V Thresh BI 88V Thresh BI 19V Thresh BI 176V Threshold for Binary Input 2 222 Threshold BI 3 Thresh BI 176V Thresh BI 88V Thresh BI 19V Thresh BI 176V Threshold for Binary Input 3...

Страница 34: ...the help of the SIGRA 4 graphic analysis software SIGRA 4 graphically represents the data recorded during the fault event and also calculates additional information from the measured values A selection may be made as to whether the volt ages are represented as primary or secondary values Binary signal traces marks of particular events e g pickup tripping are also represented If port B of the devic...

Страница 35: ...f automatic reclosing is performed by external equipments the entire system fault with several reclosing attempts if necessary can be recorded until the fault has been cleared for good address 402 WAVEFORM DATA Pow Sys Flt This facilitates the representation of the entire system fault history but also consumes storage capacity during the auto reclosure dead time s The actual storage time encompass...

Страница 36: ...ee Section 2 1 1 2 In 7RW80 relays four independent setting groups A to D are available While setting values may vary the selected functions of each setting group remain the same Addr Parameter Setting Options Default Setting Comments 401 WAVEFORMTRIGGE R Save w Pickup Save w TRIP Start w TRIP Save w Pickup Waveform Capture 402 WAVEFORM DATA Fault event Pow Sys Flt Fault event Scope of Waveform Da...

Страница 37: ... information on how to copy setting groups or reset them to their status at delivery and also how to change from one setting group to another Subsection 3 1 of this manual tells you how to change between several setting groups externally via binary inputs 2 1 5 3 Settings 2 1 5 4 Information List Addr Parameter Setting Options Default Setting Comments 302 CHANGE Group A Group B Group C Group D Bin...

Страница 38: ...olt the reference voltage phase to phase of the monitored equipment is en tered If these reference values match the primary values of the voltage transformer they correspond to the setting at Address 202 Section 2 1 3 2 They are generally used to show values referenced to full scale 2 1 6 3 Settings 2 1 6 4 Information List Addr Parameter Setting Options Default Setting Comments 1101 FullScaleVolt...

Страница 39: ...nteroperable operation Parallel to the process control integration of the device this interface can also be used for communication with DIGSI and for inter relay communication via GOOSE 2 1 7 2 Setting Notes Interface Selection No special settings are required for operating the Ethernet system interface module IEC 1850 EN100 Module If the ordered version of the device is equipped with such a modul...

Страница 40: ...e evaluated by the function The settings for this are made in the P System Data 1 see Section 2 1 3 2 Furthermore it is indicated to which value the threshold must be set All voltages are fundamental frequency values Table 2 2 Voltage Protection 27 59 selection of different voltages The positive and negative sequence voltages stated in the table are calculated from the phase to ground volt ages Fu...

Страница 41: ...9 element picks up and after an adjustable time delay elapses initiates a trip signal The time delay is not dependent on the magnitude of the overvoltage Additionally the element 59 Vp allows the definition of a user defined tripping curve with 20 value pairs volt age time Parameterization is done via DIGSI For both over voltage elements 59 1 PICKUP 59 2 PICKUP the dropout ratio Vdropout Vpickup c...

Страница 42: ...Functions 2 2 Voltage Protection 27 59 SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 42 Figure 2 2 Logic diagram of the overvoltage protection ...

Страница 43: ...The undervoltage protection works in an additional frequency range This ensures that the protective function is preserved even when it is applied e g as motor protection in context with decelerating motors However the r m s value of the positive sequence voltage component is considered too small when severe frequency de viations exist This function therefore exhibits an overfunction Figure 2 3 sho...

Страница 44: ...Functions 2 2 Voltage Protection 27 59 SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 44 Figure 2 4 Logic diagram of the undervoltage protection ...

Страница 45: ...ludes three elements The pickup value of the lower threshold is set at address 5002 or 5003 59 1 PICKUP depending on if the phase to ground or the phase to phase voltages are connected while time delay is set at address 5004 59 1 DELAY a longer time delay The pickup value of the upper element is set at address 5005 or 5006 59 2 PICKUP while the time delay is set at address 5007 59 2 DELAY a short ...

Страница 46: ...o phase voltages and phase to ground volt ages or r configured pickup threshold 260 V with calculation of the measured values from the connected voltages e g phase to phase voltages calculated from the connected phase to ground voltages The minimum hysteresis is 0 6 V Undervoltage Protection Positive Sequence System V1 The positive sequence component V1 can be evaluated for the undervoltage protec...

Страница 47: ...ows the undervoltage protection function to closely follow the stability behaviour of the system A third element can be activated at address 5131 27 Vp which works with a user defined curve address 5133 The corresponding delay time can be configured at address 5132 27 T Vp The time settings should be selected such that tripping occurs in response to voltage dips that lead to unstable operating con...

Страница 48: ... 0 99 0 95 59 1 Dropout Ratio 5018A 59 2 DOUT RATIO 0 90 0 99 0 95 59 2 Dropout Ratio 5019 59 1 PICKUP V1 20 150 V 110 V 59 1 Pickup V1 5020 59 2 PICKUP V1 20 150 V 120 V 59 2 Pickup V1 5030 59 Vp 20 260 V 110 V 59 Pickup Vp 5031 59 Vp 20 150 V 110 V 59 Pickup Vp 5032 59 Vp V1 20 150 V 110 V 59 Pickup Vp V1 5033 59 Vp V2 2 150 V 30 V 59 Pickup Vp V2 5034 59 T Vp 0 1 5 0 sec 5 0 sec 59 T Vp Time De...

Страница 49: ...27 1 Undervoltage picked up 6534 27 1 PU CS OUT 27 1 Undervoltage PICKUP w curr superv 6537 27 2 picked up OUT 27 2 Undervoltage picked up 6538 27 2 PU CS OUT 27 2 Undervoltage PICKUP w curr superv 6539 27 1 TRIP OUT 27 1 Undervoltage TRIP 6540 27 2 TRIP OUT 27 2 Undervoltage TRIP 6565 59 OFF OUT 59 Overvoltage protection switched OFF 6566 59 BLOCKED OUT 59 Overvoltage protection is BLOCKED 6567 5...

Страница 50: ...oltage If this voltage is too low the phase to phase voltage VA B at the device is used If the amplitude of this voltage is too small one of the other phase to phase voltages is used instead Through the use of filters and repeated measurements the frequency evaluation is free from harmonic influ ences and very accurate Frequency Increase and Decrease Frequency protection consists of four frequency...

Страница 51: ...Functions 2 3 Frequency Protection 81 O U SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 51 Figure 2 5 Logic diagram of the frequency protection ...

Страница 52: ...be set mainly depend on the specifications of the power system power station operator The underfrequency protection safe guards the power station s own demand by disconnecting it from the power system on time The turbo governor regulates the machine set to the nominal speed Consequently the station s own demands can be continuously supplied at nominal frequency Under the assumption that the appare...

Страница 53: ... 2 PICKUP 40 00 60 00 Hz 49 00 Hz 81 2 Pickup 5407 81 2 PICKUP 50 00 70 00 Hz 59 00 Hz 81 2 Pickup 5408 81 2 DELAY 0 00 100 00 sec 30 00 sec 81 2 Time Delay 5409 81 3 PICKUP 40 00 60 00 Hz 47 50 Hz 81 3 Pickup 5410 81 3 PICKUP 50 00 70 00 Hz 57 50 Hz 81 3 Pickup 5411 81 3 DELAY 0 00 100 00 sec 3 00 sec 81 3 Time delay 5412 81 4 PICKUP 40 00 60 00 Hz 51 00 Hz 81 4 Pickup 5413 81 4 PICKUP 50 00 70 0...

Страница 54: ...1 2 5208 BLOCK 81 3 SP BLOCK 81 3 5209 BLOCK 81 4 SP BLOCK 81 4 5211 81 OFF OUT 81 OFF 5212 81 BLOCKED OUT 81 BLOCKED 5213 81 ACTIVE OUT 81 ACTIVE 5214 81 Under V Blk OUT 81 Under Voltage Block 5232 81 1 picked up OUT 81 1 picked up 5233 81 2 picked up OUT 81 2 picked up 5234 81 3 picked up OUT 81 3 picked up 5235 81 4 picked up OUT 81 4 picked up 5236 81 1 TRIP OUT 81 1 TRIP 5237 81 2 TRIP OUT 81...

Страница 55: ... off separately by parameters Every element can be assigned up to 4 underfre quency elements which start the load restoration when tripped The process can be canceled via the binary input LR Block The binary input LR Break breaks the load restoration process The binary input LR Reset resets external blocking or a blocked monitoring Started elements are processed in descending order The highest num...

Страница 56: ...Functions 2 4 Load Restoration SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 56 Figure 2 6 Load Restoration Overview ...

Страница 57: ...ed underfrequency element Processing will terminate if the restoration signal for the circuit breaker is issued or the function has been blocked If the underfrequency trips again during the output of the restoration signal the load restoration element will restart The following graphic shows the interaction of underfrequency protection and load restoration Figure 2 7 Load Restoration Start ...

Страница 58: ...tion Sequence Blocking and Monitoring The load restoration can be blocked by Binary Input Tripping of another protective function of the device which is not set to Alarm Only An exception is the underfrequency protection Tripping of a underfrequency element initiates the load res toration Inaccurate or invalid frequency measurements at undervoltage The blocking condition can be reset by a binary i...

Страница 59: ...ly depends on the following criteria The load restoration is not blocked e g by another protective function binary input undervoltage monitor ing The monitoring time of restoration cycles of every started load restoration elements has elapsed The maximum number of configured cycles was not exceeded All started load restoration elements are connected To better illustrate the mode of operation the f...

Страница 60: ...Functions 2 4 Load Restoration SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 60 Figure 2 10 Load Restoration Blocking and Monitoring Example ...

Страница 61: ... 5526 5546 5566 and 5586 you may configure the dropout time LRx t dropout for the ele ments At addresses 5527 5547 5567 and 5587 you may configure the close command duration of the circuit breaker LRx t CB Close The following example illustrates the interaction of the pickup and dropout values of the load restoration ele ments and underfrequency elements The pickup threshold of the underfrequency ...

Страница 62: ...refore processed immediately Afterwards the network frequency drops below the pickup threshold of the underfrequency element 81 2 Element 81 2 trips as well and initiates load restoration elements LR2 and LR3 LR3 has at that point the highest number of all load restoration elements and is processed immediately The processing of element LR1 is interrupted When the pickup frequency of 49 5 Hz is rea...

Страница 63: ...551 5568 to 5571 and 5588 to 5591 you may assign the underfre quency elements which trigger the load restoration element when tripping Monitoring At address 5501 LR t Monitor you may configure the monitoring time of the load restoration cycles At address 5502 LR Max Cycles you may configure the maximum number of restoration cycles of the load restoration Load restoration across several devices The...

Страница 64: ...tion element 1 Dropout time 5527 LR1 t CB Close 0 01 32 00 sec 0 1 00 sec Load restoration element 1 CB Close time 5528 LR1 after 81 1 YES NO NO Load restoration element 1 after 81 1 5529 LR1 after 81 2 YES NO NO Load restoration element 1 after 81 2 5530 LR1 after 81 3 YES NO NO Load restoration element 1 after 81 3 5531 LR1 after 81 4 YES NO NO Load restoration element 1 after 81 4 5540 LR2 ON O...

Страница 65: ...5566 LR3 t dropout 0 10800 sec 60 sec Load restoration element 3 Dropout time 5567 LR3 t CB Close 0 01 32 00 sec 0 1 00 sec Load restoration element 3 CB Close time 5568 LR3 after 81 1 YES NO NO Load restoration element 3 after 81 1 5569 LR3 after 81 2 YES NO NO Load restoration element 3 after 81 2 5570 LR3 after 81 3 YES NO NO Load restoration element 3 after 81 3 5571 LR3 after 81 4 YES NO NO L...

Страница 66: ...ad restoration element 1 Pickup 17341 LR1 CB Close OUT Load restoration element 1 CB Close 17343 LR1 Active OUT Load restoration element 1 Active 17344 LR1 Set Error OUT Load restoration element 1 Setting Error 17345 LR1 Monitor OUT Load restoration element 1 monitor mode 17346 LR2 Start OUT Load restoration element 2 Start 17347 LR2 Pickup OUT Load restoration element 2 Pickup 17348 LR2 CB Close ...

Страница 67: ...1140 C233 1 Release date 10 2010 67 17364 LR4 Active OUT Load restoration element 4 Active 17365 LR4 Set Error OUT Load restoration element 4 Setting Error 17366 LR4 Monitor OUT Load restoration element 4 monitor mode No Information Type of In formation Comments ...

Страница 68: ... auxiliary voltage interruptions of less than 50 ms do not disturb the readiness of the device for nominal auxiliary voltage 110 V Buffer Battery The buffer battery which ensures operation of the internal clock and storage of counters and annunciations if the auxiliary voltage fails is periodically checked for its charge status If there is less than the allowed minimum voltage the annunciation Fai...

Страница 69: ...the warn group annunciation annunciation 160 As increased offset values affect the reliability of measurements taken we recommend to send the device to the OEM plant for corrective action if this annunciation continuously occurs 2 5 1 4 Monitoring of the Transformer Circuits Interruptions or short circuits in the secondary circuits of the voltage transformers as well as faults in the con nections ...

Страница 70: ...se voltages VA2 VB3 VC1 Voltages VA2 before VB3 before VC1 Verification of the voltage phase rotation is done when each measured voltage is at least VA2 VB3 VC1 40 V For abnormal phase sequences the messages Fail Ph Seq V or are issued along with the switching of this message Fail Ph Seq For applications in which an opposite phase sequence is expected the protective relay should be adjusted via a ...

Страница 71: ...ts of the secondary system with regard to failure One distinguishes between single phase and two phase failures Mode of Operation Logic All three phase to ground voltages the displacement voltage and the displacement voltage are measured The required values are calculated for the respective criteria and eventually a decision is made The resulting alarm message may be delayed A blocking of the prot...

Страница 72: ... Parameter Setting Options Default Setting Comments 5201 VT BROKEN WIRE ON OFF OFF VT broken wire supervision 5202 Σ V 1 0 100 0 V 8 0 V Threshold voltage sum 5203 Vph ph max 1 0 100 0 V 16 0 V Maximum phase to phase voltage 5204 Vph ph min 1 0 100 0 V 16 0 V Minimum phase to phase voltage 5205 Vph ph max min 10 0 200 0 V 16 0 V Symmetry phase to phase voltag es 5208 T DELAY ALARM 0 00 32 00 sec 1...

Страница 73: ...etected under all circuit breaker con ditions When only one binary input is used malfunctions in the circuit breaker itself cannot be detected Prerequisites A requirement for the use of trip circuit supervision is that the control voltage for the circuit breaker is at least twice the voltage drop across the binary input Vct 2 VBImin Since at least 19 V are needed for the binary input the supervisi...

Страница 74: ...r mechanism Therefore it is used as supervision criterion Table 2 4 Condition table for binary inputs depending on RTC and CB position The conditions of the two binary inputs are checked periodically A check takes place about every 600 ms If three consecutive conditional checks detect an abnormality after 1 8 s an annunciation is reported see Figure 2 16 The repeated measurements determine the del...

Страница 75: ...sly deactivated during operation this leads to the conclusion that there is an in terruption in the trip circuit or loss of control voltage As the trip circuit supervision does not operate during system faults the closed trip contact does not lead to a fault message If however tripping contacts from other devices operate in parallel with the trip circuit then the fault message must be delayed see ...

Страница 76: ...rip circuit the indication regarding a trip circuit interruption is delayed The time delay is set under address 8202 Alarm Delay Supervision with One Binary Input Note When using only one binary input BI for the trip circuit monitor malfunctions such as interruption of the trip circuit or loss of battery voltage are detected in general but trip circuit failures while a trip command is active canno...

Страница 77: ...LED lights up on the front cover and the green RUN LED goes out If the internal auxiliary voltage also fails all LEDs are dark Table 2 5 shows a summary of the monitoring functions and the malfunc tion responses of the device Addr Parameter Setting Options Default Setting Comments 8201 FCT 74TC ON OFF ON 74TC TRIP Circuit Supervision 8202 Alarm Delay 1 30 sec 2 sec Delay Time for alarm No Informat...

Страница 78: ...2 drops out Software watchdog internal processor failure Restart attempt 1 LED ERROR DOK2 drops out Working memory ROM Internal Hardware Relay aborts restart Device shutdown LED blinks DOK2 drops out Program memory RAM Internal Hardware During boot sequence LED ERROR DOK2 drops out Detection during opera tion Restart attempt 1 LED ERROR Settings memory Internal Hardware Restart attempt 1 LED ERROR...

Страница 79: ...20 illustrates the description Functional Logic The function can be switched ON and OFF or it can be set to Alarm Only In this status a pickup condition will neither initiate fault recording nor start the trip time delay Tripping is thus not possible Changing the Power System Data 1 after flexible functions have been configured may cause these functions to be set incorrectly Message FNo 235 2128 0...

Страница 80: ...tion for a concrete application in pa rameters OPERRAT MODE MEAS QUANTITY MEAS METHOD and PICKUP WITH Via parameter OPERRAT MODE it can be determined whether the function operates 3 phase 1 phase or no reference i e without fixed phase reference The three phase method evaluates all three phases in parallel This implies that threshold evaluation pickup indications and trip time delay are accomplish...

Страница 81: ...elease date 10 2010 81 Function Logic Figure 2 20 shows the logic diagram of a three phase function If the function operates on one phase or without phase reference phase selectivity and phase specific indications are not relevant Figure 2 20 Logic diagram of flexible protection functions ...

Страница 82: ... no 235 2114 00 BLK TRIP The phase selective blocking of the trip command is required for interaction with the inrush restraint see Interaction with other functions The function s dropout ratio can be set If the threshold element is undershot after the pickup the dropout delay time will be started The pickup is maintained during that time a started trip delay time continues to count down If the tr...

Страница 83: ...be configured 3 phase functions evaluate the three phase measuring system i e all three phases are processed simulta neously Single phase functions evaluate only the individual measured value This can be an individual phase value e g VB or Ux or a ground variable VN Setting no reference determines the evaluation of measured variables irrespective of a single or three phase connection of voltage Ta...

Страница 84: ...ment certain applications the positive se quence system or negative sequence system can be config ured as measurement procedure for example U2 voltage asymmetry Via the selection zero sequence system additional zero se quence current functions can be realized that operate inde pendent of the ground variable Vn which is measured direct ly via transformers Note The voltage threshold value is always ...

Страница 85: ...channel Table 2 9 Parameter in the Setting Dialog Measurement Procedure Mode of Operation 1 phase Note If you have selected Vph g VSyn in VT Connect 3ph the connected phase to ground voltage can be processed If you select VOLTAGE as measured quantity this connected voltage is used automatically Mode of Oper ation Measured Quantity Notes single phase Voltage Parameter MEAS METHOD Setting Options Fu...

Страница 86: ...vice see Chapter 2 2 for more information When utilizing the dropout time delay it is recommended to set it to a shorter time than the OFF command delay time in order to avoid both times to race Parameter BLK by Vol Loss determines whether a function with measured variable based on a voltage measurement measured variables voltage should be blocked in case of a measured voltage failure loss of pote...

Страница 87: ...on of Measurement Method 0 PICKUP WITH Exceeding Dropping below Exceeding Pickup with 0 VOLTAGE Please select Va n Vb n Vc n Va b Vb c Vc a Vn Vx Please select Voltage 0 VOLTAGE SYSTEM Phase Phase Phase Ground Phase Phase Voltage System 0 P U THRESHOLD 2 0 260 0 V 110 0 V Pickup Threshold 0 P U THRESHOLD 2 0 200 0 V 110 0 V Pickup Threshold 0 P U THRESHOLD 40 00 60 00 Hz 51 00 Hz Pickup Threshold ...

Страница 88: ...RIP 235 2115 00 BL TripA SP Function 00 BLOCK TRIP Phase A 235 2116 00 BL TripB SP Function 00 BLOCK TRIP Phase B 235 2117 00 BL TripC SP Function 00 BLOCK TRIP Phase C 235 2118 00 BLOCKED OUT Function 00 is BLOCKED 235 2119 00 OFF OUT Function 00 is switched OFF 235 2120 00 ACTIVE OUT Function 00 is ACTIVE 235 2121 00 picked up OUT Function 00 picked up 235 2122 00 pickup A OUT Function 00 Pickup...

Страница 89: ... Before connec tion it is to be checked whether the conditions are synchronous or not If the conditions are synchronous the system is energized if they are asynchronous it is not The circuit breaker operating time is not taken into con sideration The synchrocheck function is activated via address 161 SYNCHROCHECK For comparing the two voltages of the sections of the power system to be synchronized...

Страница 90: ... is a fault the message 25 Set Error is output after a measurement request there is a condition which is not plausible the message 25 Sync Error is output The measurement is then not started Concerning the configuration it is also checked if the substation parameter 213 is set to Vab Vbc VSyn or Vph g VSyn Furthermore specific thresholds and settings of the function group are checked If there is a...

Страница 91: ...2 V1 frequency difference messages 25 f2 f1 25 f2 f1 or angle difference messages 25 α2 α1 25 α2 α1 is outside the limit values The precondition for these messages is that both voltages are within the operating range of the synchrocheck function see Operating Range If the conditions are met the synchrocheck function issues a release signal for closing the relay 25 CloseRelease This release signal ...

Страница 92: ... The threshold below which a power system component is considered as being de energized is defined by pa rameter V If the measured voltage exceeds the threshold V a power system component is considered as being energized With a multi phase connection on the side V1 all connected voltages must have a higher value than the threshold V so that the side V1 is considered as being energized With a singl...

Страница 93: ...nly be performed with a new measurement request Via the binary input BLK 25 CLOSE it is possible to block only the release signal for closing 25 CloseRelease When the blocking is active measurement continues The blocking is indicated by the message 25 CLOSE BLK When the blocking is reset and the release conditions are still fulfilled the release signal for closing is issued 2 7 5 Interaction with ...

Страница 94: ...voltage transformers V1 phase to phase in kV 203 Vnom SECONDARY secondary nominal voltage of the voltage transformers V1 phase to phase in V 213 VT Connect 3ph specifies how the voltage transformers are connected When using the synchronization function the setting Vab Vbc VSyn is used if two phase to phase voltages are open delta connected to the device You can use any phase to phase voltage as th...

Страница 95: ...he connection of the voltages these are phase to earth voltages or phase to phase voltages Addresses 6107 to 6110 are set to specify the release conditions for the voltage check Where 6107 SYNC V1 V2 component V1 must be de energized component V2 must be energized connection when reference is de energized dead line 6108 SYNC V1 V2 component V1 must be energized component V2 must be de energized co...

Страница 96: ... to this end The phase angle from V1 to V2 is evaluated positively Example see also Figure Busbar 400 kV primary 100 V secondary Feeder 220 kV primary 110 V secondary Transformer 400 kV 220 kV vector group Dy n 5 The transformer vector group is defined from the high side to the low side In the example the reference voltage transformers V1 are the ones of the transformer high side i e the setting a...

Страница 97: ...d configured for the additional voltage V2 to be synchronized To correctly compare the phase to phase reference voltage V1 with the additional voltage V2 the device needs to know the connection type of voltage V2 That is the task of parameter CONNECTIONof V2 parameter 6123 For the device to perform the internal conversion to primary values the primary rated transformer voltage of the measured quan...

Страница 98: ... V2 V1 can be set to adjust the permissible voltage differences asymmetrically The availability of two parameters enables an asymmetrical release to be set Frequency Difference The parameters 6152 df SYNCHK f2 f1 and 6153 df SYNCHK f2 f1 determine the permissible frequency differences The availability of two parameters enables an asymmetrical release to be set Operating Range The parameters 6154 d...

Страница 99: ... and V2 6110A Direct CO YES NO NO Direct ON Command 6111A TSUP VOLTAGE 0 00 60 00 sec 0 10 sec Supervision time of V1 V2 or V1 V2 6112 SYN DURATION 0 01 1200 00 sec 30 00 sec Maximum duration of synchro nism check 6113A 25 Synchron YES NO YES Switching at synchronous condi tion 6121 Balancing V1 V2 0 50 2 00 1 00 Balancing factor V1 V2 6122A ANGLE ADJUSTM 0 360 0 Angle adjustment transformer 6123 ...

Страница 100: ...onization conditions okay 170 2027 25 V1 V2 OUT 25 Condition V1 V2 fulfilled 170 2028 25 V1 V2 OUT 25 Condition V1 V2 fulfilled 170 2029 25 V1 V2 OUT 25 Condition V1 V2 fulfilled 170 2030 25 Vdiff ok OUT 25 Voltage difference Vdiff okay 170 2031 25 fdiff ok OUT 25 Frequency difference fdiff okay 170 2032 25 αdiff ok OUT 25 Angle difference alphadiff okay 170 2033 25 f1 OUT 25 Frequency f1 fmax per...

Страница 101: ...0 2096 25 FG Error OUT 25 Multiple selection of func groups 170 2097 25 Set Error OUT 25 Setting error 170 2101 25 1 OFF OUT Sync group 1 is switched OFF 170 2102 BLK 25 CLOSE SP BLOCK 25 CLOSE command 170 2103 25 CLOSE BLK OUT 25 CLOSE command is BLOCKED No Information Type of In formation Comments ...

Страница 102: ...calculation is based on the maximum of the three phase to phase voltages The frequency range moni tored extends from 25 Hz to 70 Hz Voltage Transformer Adaptation Any deviation between the primary nominal voltage of the voltage transformers and of the protected object is compensated by an internal correction factor VNom prim VNom Mach For this reason pickup values and charac teristic do not need t...

Страница 103: ... characteristic can be implemented by entering customer specific trip times for the specified V f overexcitation values Intermediate values are determined by a linear interpolation within the device Figure 2 28 Tripping Range of the Overexcitation Protection The characteristic resulting from the device default settings is shown in the Technical Data Section Overexci tation Protection Figure 2 28 i...

Страница 104: ...when the limit value for the protected object e g unit transformer is exceeded The transformer is for example endangered if the power station block is switched off at full load operation and the voltage regulator does not respond fast enough or not at all to avoid related voltage increase Similarly a decrease in frequency speed e g in island systems can lead to an inadmissible increase in in ducti...

Страница 105: ...ttings The characteristic of a Siemens standard transformer was selected as a default setting for the parameters 4306 to 4313 If the protection object manufacturer did not provide any information the preset standard char acteristic should be used Otherwise any trip characteristic can be specified entering parameters point bypoint over a maximum of 7 straight lengths To do this the trip times t of ...

Страница 106: ...24 t V f 1 05 0 20000 sec 20000 sec 24 V f 1 05 Time Delay 4307 24 t V f 1 10 0 20000 sec 6000 sec 24 V f 1 10 Time Delay 4308 24 t V f 1 15 0 20000 sec 240 sec 24 V f 1 15 Time Delay 4309 24 t V f 1 20 0 20000 sec 60 sec 24 V f 1 20 Time Delay 4310 24 t V f 1 25 0 20000 sec 30 sec 24 V f 1 25 Time Delay 4311 24 t V f 1 30 0 20000 sec 19 sec 24 V f 1 30 Time Delay 4312 24 t V f 1 35 0 20000 sec 13...

Страница 107: ... interruption of the incoming feeder is to monitor the phase angle in the voltage If the incoming feeder fails the abrupt current interruption causes a phase angle jump in the voltage This jump is detected by means of a delta process As soon as a preset threshold is exceeded an opening command for the generator or bus tie coupler circuit breaker is issued This means that the vector jump function i...

Страница 108: ...r enabling Blocking on voltage connection or disconnection Logic The logic is shown in Figure 2 33 The phase angle comparison determines the angle difference and compares it with the set value If this value is exceeded the vector jump is stored in a RS flip flop Trippings can be delayed by the associated time delay The stored pickup can be reset via a binary input or automatically by a timer addre...

Страница 109: ...iagram Voltage Vector Following Load Shedding in the Functional Description section or using network calculation software If a setting is too sensitive the protection function is likely to perform a network decoupling every time loads are connected or disconnected Therefore the default setting is 10 The admissible voltage operating range can be set at addresses 4605 for V MIN and 4606 for V MAX Th...

Страница 110: ... advanced parameters It must be kept in mind that T BLOCK should not be set less than the measuring window for vector jump measurement 150 ms 2 9 3 Settings Addresses which have an appended A can only be changed with DIGSI under Display Additional Settings 2 9 4 Information List Addr Parameter Setting Options Default Setting Comments 4601 VECTOR JUMP OFF ON OFF Jump of Voltage Vector 4602 DELTA PH...

Страница 111: ...ely changed then a changeover signal at the routed binary input for this purpose is sufficient to inform the protective relay of the phase rotation reversal Logic Phase rotation is permanently established at address 209 PHASE SEQ Power System Data Via the exclu sive OR gate the binary input Reverse Rot inverts the sense of the phase rotation applied with setting Figure 2 34 Message logic of the ph...

Страница 112: ...e date 10 2010 112 2 10 2 Setting Notes Setting the Function Parameter The normal phase sequence is set at 209 see Section 2 1 3 If on the system side phase rotation is reversed temporarily then this is communicated to the protective device using the binary input Reverse Rot 5145 ...

Страница 113: ...no trip log is created fault recording is not initiated and no spon taneous fault annunciations are shown on the display External functions may be controlled via an output contact Examples are Automatic reclosing devices Starting of additional devices or similar 2 11 2 Tripping Logic of the Entire Device General Tripping The trip signals for all protective functions are connected by OR and generat...

Страница 114: ... is present and that the trip coil current is interrupted by the auxiliary contact of the circuit breaker Figure 2 35 Terminating the Trip Signal 2 11 3 Setting Notes Trip Signal Duration The minimum trip command duration TMin TRIP CMD was described already in Section 2 1 3 This setting applies to all protective functions that initiate tripping ...

Страница 115: ...ications can be allocated i e configured differently from the delivery condition The Appendix of this manual deals in detail with the delivery condition and the al location options The output relays and LEDs may be operated in a latched or unlatched mode each may be set individually The latched conditions are protected against loss of the auxiliary voltage They are reset locally by pressing the LE...

Страница 116: ...ation number FNo There is also an indication of where each message can be sent to If functions are not present in a not fully equipped version of the device or are configured to Disabled then the associated indications cannot appear Operational Messages Buffer Event Log The operational messages contain information that the device generates during operation and about operation al conditions Up to 2...

Страница 117: ...rt B Transmission is possible via various transmission protocols 2 12 2 Statistics The number of trips initiated by the 7RW80 and the operating hours under load are counted An additional counter enables the tripping of the count of the hours in which the circuit breaker is positioned in condition close The counter and memory levels are secured against loss of auxiliary voltage During the first sta...

Страница 118: ...tem Conversion of secondary values to primary values and percentages Prerequisites Except for secondary values the device is able to indicate the primary values and percentages of the measured values A precondition correct display of the primary and percentage values is the complete and correct entry of the nominal values for the instrument transformers and the protected equipment as well as volta...

Страница 119: ... inputs are connected phase to ground or they are calculated from the phase to phase voltages VA B and VB C and the displacement voltage VN The displacement voltage VN is either measured directly or calculated from the phase to ground voltages Please note that value V0 is indicated in the operational measured values The calculation of the operational measured values is also performed during a faul...

Страница 120: ...e is at first automatically gen erated by means of the selected nominal values of voltage within the system data The current unit format can be determined in DIGSI or at the device via Menu Opera tional Values The user can select via DIGSI which operational measured values primary secondary or percentage must be transmitted The measured values are always transmitted as 16 bit values including sign...

Страница 121: ...ng with a pre selected point in time 2 12 4 2 Setting Notes Minimum and Maximum Values The tracking of minimum and maximum values can be reset automatically at a programmable point in time To select this feature address 8311 MinMax cycRESET should be set to YES The point in time when reset is to take place the minute of the day in which reset will take place is set at address 8312 MiMa RESET TIME ...

Страница 122: ...Frq MiMa Reset SP Frq MIN MAX Buffer Reset 859 Va nMin MVT Va n Min 860 Va nMax MVT Va n Max 861 Vb nMin MVT Vb n Min 862 Vb nMax MVT Vb n Max 863 Vc nMin MVT Vc n Min 864 Vc nMax MVT Vc n Max 865 Va bMin MVT Va b Min 867 Va bMax MVT Va b Max 868 Vb cMin MVT Vb c Min 869 Vb cMax MVT Vb c Max 870 Vc aMin MVT Vc a Min 871 Vc aMax MVT Vc a Max 872 Vn Min MVT V neutral Min 873 Vn Max MVT V neutral Max...

Страница 123: ...or Measured Values Setting is performed in the DIGSI configuration Matrix under Settings Masking I O Configuration Matrix Apply the filter Measured and Metered Values Only and select the configuration group Set Points MV Here you can insert new limit values via the Information Catalog which are subsequently linked to the mea sured value to be monitored using CFC This view also allows you to change...

Страница 124: ...the metered energy values by Factor 10 or Factor 100 compared to the Standard setting 2 12 7 2 Settings 2 12 7 3 Information List No Information Type of In formation Comments OpHour LV Operating hours greater than 272 SP Op Hours OUT Set Point Operating Hours Addr Parameter Setting Options Default Setting Comments 8315 MeterResolution Standard Factor 10 Factor 100 Standard Meter resolution No Info...

Страница 125: ...rol Center Via the DIGSI device control it can be tested whether messages are transmitted correctly A dialog box shows the display texts of all messages which were allocated to the system interface port B in the DIGSI matrix In another column of the dialog box a value for the messages to be tested can be defined e g message ON message OFF After having entered password no 6 for hardware test menus ...

Страница 126: ... the service program DIGSI the serial interface or a binary input For the latter event Trig Wave Cap must be allocated to a binary input Triggering for the oscillographic recording then occurs for instance via the binary input when the protection object is energized An oscillographic recording that is triggered externally that is without a protective element pickup are pro cessed by the device as ...

Страница 127: ...ion control equipment Applications Switchgear with single and double busbars Prerequisites The number of switchgear devices to be controlled is limited by the existing binary inputs existing binary outputs 2 13 1 1 Description Operation Using the Device s Operator Panel For controlling the device there are two independent colored keys located below the graphic display If you are somewhere in the m...

Страница 128: ...n to the substation control equip ment For that it is necessary that the required periphery is physically existing in the device as well as in the substation Furthermore certain settings for the serial interface need to be made in the device see SIPROTEC 4 System Description 2 13 1 2 Information List No Information Type of In formation Comments 52Breaker CF_D12 52 Breaker 52Breaker DP 52 Breaker D...

Страница 129: ...utputs They serve to initiate internal functions simulate changes of state or to acknowledge changes of state Manual overriding commands to manually update information on process dependent objects such as an nunciations and switching states e g if the communication with the process is interrupted Manually over ridden objects are flagged as such in the information status and can be displayed accord...

Страница 130: ...CADA system or substation controller Double Operation interlocking against parallel switching operation Protection Blocking blocking of switching operations by protective functions Fixed Command Checks Internal Process Time software watch dog which checks the time for processing the control action between initiation of the control and final close of the relay contact Setting Modification in Proces...

Страница 131: ...s can be activated via DIGSI interlocked switching tagging or deactivated non interlocked Deactivated interlock switching means the configured interlocking conditions are not checked in the relay Interlocked switching means that all configured interlocking conditions are checked within the command pro cessing If a condition is not fulfilled the command will be rejected by a message with a minus ad...

Страница 132: ...OPEN command in contrast can always be executed Double Operation Block Parallel switching operations are interlocked against one another while one command is processed a second cannot be carried out Switching Authority LOCAL A switch command from local control command with source LOCAL is only allowed if local control is enabled at the device by configuration Switching Authority DIGSI Switching co...

Страница 133: ...led for Switching Authority LOCAL check for LOCAL status n 2 also Enabled for Switching authority REMOTE check for LOCAL REMOTE or DIGSI commands n 3 CS command source CS Auto Commands that are initiated internally command processing in the CFC are not subject to the switching au thority and are therefore always enabled Switching authority available y n create appropriate object Switching authorit...

Страница 134: ...rmined switchgear posi tion conditions are satisfied to prevent switching errors e g disconnector vs ground switch ground switch only if no voltage applied as well as verification of the state of other mechanical interlocking in the switchgear bay e g High Voltage compartment doors Interlocking conditions can be programmed separately for each switching device for device control CLOSE and or OPEN T...

Страница 135: ...ll be refused with the operating message set condition equals actual condition If the circuit breaker switchgear device is in the intermediate position then this check is not performed Bypassing Interlockings Bypassing configured interlockings at the time of the switching action happens device internal via interlocking recognition in the command job or globally via so called switching modes SC LOC...

Страница 136: ...e indication as it is done with the local command but by ordinary command and feedback information recording Monitoring of Feedback Information The processing of commands monitors the command execution and timing of feedback information for all com mands At the same time the command is sent the monitoring time is started monitoring of the command ex ecution This time controls whether the device ac...

Страница 137: ...ses the outputs of the graphical display but with 6 lines Therefore the representation might differ from the representations in the System Description The basic differences of the device with regard to the representation are the following The current selection is indicated by inverse representation not by the prefix Figure 2 38 Inverse representation of the current selection Pushbutton Function me...

Страница 138: ...Device Operation SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 138 In part the sixth line is used for representing e g the active parameter group Figure 2 39 Representation of the active parameter group line 6 ...

Страница 139: ...commissioning of protection and control systems the management of power systems and the safety rules and regulations Hard ware adjustments to the power system data might be necessary The primary tests require the protected object line transformer etc to carry load 3 1 Mounting and Connections 140 3 2 Checking Connections 155 3 3 Commissioning 159 3 4 Final Preparation of the Device 173 ...

Страница 140: ...the device 7RW80 are shown in Appendix A 2 Connection ex amples for voltage transformer circuits are provided in A 3 Voltage Connection Examples Connection examples for voltage transformers are provided in Appendix A 3 It must be checked that the con figuration of the Power System Data 1 Section 2 1 3 2 corresponds with the connections The normal connection is set at address 213 VT Connect 3ph Van...

Страница 141: ...oup Bits 0 and 1 are configured to be controlled actuated when the associated binary input is energized high Where no not energized or not connected yes energized Table 3 1 Changing setting groups using binary inputs Figure 3 1 Connection diagram example for setting group switching using binary inputs Trip Circuit Supervision Please note that two binary inputs or one binary input and one bypass re...

Страница 142: ...e binary input This results in an upper limit for the resistance dimension Rmax and a lower limit Rmin from which the optimal value of the arithmetic mean R should be selected In order that the minimum voltage for controlling the binary input is ensured Rmax is derived as So the circuit breaker trip coil does not remain energized in the above case Rmin is derived as ...

Страница 143: ...s for the power IBI HIGH Constant current with activated BI 0 25 mA VBI min Minimum control voltage for BI 19 V at delivery setting for nominal voltages of 24 V 48 V 88 V at delivery setting for nominal voltages of 60 V 110 V 125 V 220 V 250 V VCTR Control voltage for trip circuit RCBTC Ohmic resistance of the circuit breaker coil VCBTC LOW Maximum voltage on the circuit breaker coil that does not...

Страница 144: ...ide blade a Philips screwdriver size 1 a 5 mm 0 20 in socket or nut driver In order to disassemble the device first remove it from the substation installation To do so perform the steps stated in Sections Panel Flush Mounting Panel Surface Mounting or Cubicle Mounting in reverse order Note The following must absolutely be observed Disconnect the communication connections at the device bottom ports...

Страница 145: ...screw so far that its tip no longer looks out of the thread of the mounting bracket the housing screws are captive they remain in the front cover even when unscrewed Unscrew all screws fixing any existing communication modules in the module cover at the device bottom Then also unscrew the four countersunk screws fixing the module cover at the device bottom Ziehen Sie die Mod ulhaube vorsichtig und...

Страница 146: ...hnical data into the fuse holder 5 mm x 20 mm 0 20 0 79 in safety fuse T characteristic 2 0 A nominal current 250 V nominal voltage Switching capacity 1500 A 300 VDC Only UL approved fuses may be used This data applies to all device types 24 V 48 V and 60 V 250 V Make sure that the defective fuse has not left any obvious damage on the device If the fuse trips again after reconnection of the device...

Страница 147: ...w the other you may connect single conductors and jumpers Order No C53207 A406 D194 1 together Please make sure that neighboring jumpers are built in connected alternately Mechanical Requirements The fixing elements and the connected components are designed for the following mechanical requirements 3 1 2 3 Interface Modules General The 7RW80 relay is supplied with preconfigured interfaces accordin...

Страница 148: ...e narrow spacer lies at edge of the printed circuit board The module is attached to the 50 pole plug connector of the CPU module slightly inclined to the basic I O board The supporting plate is slightly pulled outwards in this area The module can now be inserted vertically up to the stop Then the supporting plate is pressed against in the area of the locking latch until the upper edge of the print...

Страница 149: ... module is inserted with the same orientation in the window opening under the supporting plate and any existing exten sion I O The module bracket is turned towards the Ethernet module locking latch at the supporting plate Thus even the longest connection elements of the communication module can be moved in this space between the lower supporting plate reinforcement and the locking latch in the dir...

Страница 150: ... insert the electronics block carefully further into the housing When the front edge of the housing and the inside of the front plate touch center the front plate by carful lateral movements This makes sure that the front plate encloses surrounds the housing The electronics block can only be inserted centered up to the end stop Figure 3 8 Reassembly of Device Fix the front cover to the housing wit...

Страница 151: ... C233 1 Release date 10 2010 151 3 1 3 Installation 3 1 3 1 General The 7RW80 relay has a housing size 1 6 The housing has 2 covers and 4 fixing holes each at the top and bottom see Figure 3 9 and Figure 3 10 Figure 3 9 Housing with covers Figure 3 10 Housing with fixing holes without covers ...

Страница 152: ... a solid low ohmic protective and operational ground to the grounding terminal of the device The cross section of the cable used must correspond to the maximum connected cross section but must be at least 2 5 mm2 Connections are realized via the screw terminals on the rear side of the device according to the circuit dia gram The details on the connection technique for the communication modules on ...

Страница 153: ...he 2 covers again Tighten the 8 screws of the the angle rails in the rack or cubicle Connect a solid low ohmic protective and operational ground to the grounding terminal of the device The cross section of the cable used must correspond to the maximum connected cross section but must be at least 2 5 mm2 Connections are realized via the screw terminals on the rear side of the device according to th...

Страница 154: ...ect a solid low ohmic protective and operational ground to the grounding terminal of the device The cross section of the cable used must correspond to the maximum connected cross section but must be at least 2 5 mm2 Connections are realized via the screw terminals on the rear side of the device according to the circuit dia gram The details on the connection technique for the communication modules ...

Страница 155: ...ons 3 2 1 Checking the Data Connections of the Interfaces Pin Assignment The following tables show the pin assignment of the various interfaces The position of the connections can be seen in the following figures Figure 3 14 USB interface Figure 3 15 Ethernet connections at the device bottom Figure 3 16 Serial interface at the device bottom ...

Страница 156: ...ich is installed together with DIGSI as of version V4 82 The interface is installed as a virtual serial COM port We recommend the use of standard USB cables with a maximum length of 5 m 16 ft Table 3 2 Assignment of the USB socket Connections at port A If the interface is used for communication with the device the data connection is to be checked Table 3 3 Assignment of the port A socket Pin No 1 ...

Страница 157: ...mitted via optical fibers are unaffected by interference The fibers guarantee electrical isolation between the connections Transmit and receive connections are represented by symbols The standard setting of the character idle state for the optical fiber interface is Light off If the character idle state is to be changed use the operating program DIGSI as described in the SIPROTEC 4 System Descript...

Страница 158: ...ll voltage transformer connections against the switchgear and connection diagrams Are the voltage transformers grounded properly Are the polarities of the voltage transformers correct Is the phase relationship of the voltage transformers correct Is the polarity for voltage input V3 correct and if used e g for broken delta winding or busbar voltage If check switches are used for secondary testing o...

Страница 159: ...switching off the auxiliary voltage wait a minimum of 10 seconds before reconnecting this voltage so that steady conditions can be established The limit values given in Technical Data Chapter 4 must not be exceeded neither during testing nor during commissioning When testing the device with secondary test equipment make sure that no other measurement quantities are connected and that the trip and ...

Страница 160: ... used while the device is in service on a live system DANGER Danger evolving from operating the equipment e g circuit breakers disconnectors by means of the test function Non observance of the following measure will result in death severe personal injury or substantial property damage Equipment used to allow switching such as circuit breakers or disconnectors is to be checked only during com missi...

Страница 161: ...ection For all information that is transmitted to the central station test the options in the list which appears in SET POINT Status Make sure that each checking process is carried out carefully without causing any danger see above and refer to DANGER Click on Send in the function to be tested and check whether the transmitted information reaches the central station and shows the desired reaction ...

Страница 162: ...tion module a change has to be made in the parameter set within the DIGSI Manager Mark the SIPROTEC device in your project in DIGSI 4 Manager and choose the menu entry Edit Object Properties to open the dialog box Properties SIPROTEC 4 Device zu öffnen see pict 3 18 In the properties box communications module for 11 Port B on back of device bottom and for 12 Port A on front of device bottom an int...

Страница 163: ...IPROTEC device has been changed this is usually connected with a change of the allocations of the SIPROTEC objects to the system interface After having selected a new mapping file please check the allocations to Target system interface or Source system interface in the DIGSI allocation matrix Edit Field Module specific settings In the edit field Module specific settings only change the numbers in ...

Страница 164: ...g 3 3 Commissioning SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 164 Figure 3 20 Module specific settings Then transfer the data to the protection device see the following figure Figure 3 21 Transmitting data ...

Страница 165: ...led in DIGSI This feature is used to verify control wiring from the device to plant equipment operational checks during commissioning This test option should however definitely not be used while the device is in real oper ation DANGER Danger evolving from operating the equipment e g circuit breakers disconnectors by means of the test function Non observance of the following measure will result in ...

Страница 166: ...ssages that are configured masked to the hardware components Figure 3 22 Testing the inputs and outputs Changing the Operating State To change the status of a hardware component click on the associated button in the Scheduled column Password No 6 if activated during configuration will be requested before the first hardware modification is allowed After entry of the correct password a status change...

Страница 167: ...ust be checked without carrying out any switching in the plant it is possible to trigger individual binary inputs with the hardware test function As soon as the first state change of any binary input is triggered and the password No 6 has been entered all binary inputs are separated from the plant and can only be activated via the hardware test function Test of the LEDs The LEDs may be tested in a...

Страница 168: ...lues The voltages can be seen in the display field at the front of the device or the operator interface via a PC They can be compared to the quantities measured by an independent source as primary and secondary quantities If the measured values are implausible the connection must be checked and corrected after the line has been isolated The measurements must then be repeated Phase Rotation The pha...

Страница 169: ...reaker is open The feeder is de energized The circuit breakers of both voltage transformer circuits must be closed For the synchrocheck the program Direct CO is set to YES address 6110 the other programs address es 6107 to 6109 are set to NO Via a binary input 170 0043 25 Sync requ a measurement request is entered The synchrocheck must release closing message 170 0049 25 CloseRelease If not check ...

Страница 170: ...check must release closing message 25 CloseRelease 170 0049 Otherwise check all voltage connections and the corresponding parameters again thoroughly as described in Section 2 7 Open the VT mcb of the feeder voltage Via a binary input 170 0043 25 Sync requ a measurement request is entered No close release is given Close the VT mcb of the busbar voltage again Addresses 6107 to 6110 must be restored...

Страница 171: ...ked switching Please note that non interlocked switching can be a safety hazard Control by Protective Functions Please bear in mind that a trip signal sent to the circuit breaker can result in a trip close trip event of the circuit breaker by an external reclosing device DANGER A test cycle successfully started by the automatic reclosure function can lead to the closing of the circuit breaker Non ...

Страница 172: ... oscillographic recording then occurs for instance via the binary input when the protection object is energized Those that are externally triggered that is without a protective element pickup are processed by the device as a normal oscillographic record For each oscillographic record a fault record is created which is given its individual number to ensure that assignment can be made properly Howev...

Страница 173: ... mation will only apply to actual events and states see also SIPROTEC 4 System Description The counters in the switching statistics should be reset to the values that were existing prior to the testing see also SIPROTEC 4 System Description Reset the counter of the operational measured values e g operation counter if available under MAIN MENU Measured Values Reset also see SIPROTEC 4 System Descri...

Страница 174: ...Mounting and Commissioning 3 4 Final Preparation of the Device SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 174 ...

Страница 175: ...e Protection 27 59 185 4 3 Frequency Protection 81 O U 187 4 4 Load Restoration 188 4 5 Flexible Protective Functions 189 4 6 Synchrocheck 25 191 4 7 Overecxitation Protection 24 193 4 8 Jump of Voltage Vector 195 4 9 User defined Functions CFC 196 4 10 Additional Functions 201 4 11 Breaker Control 204 4 12 Dimensions 205 ...

Страница 176: ...Thermal rms 230 V continuous Voltage supply via an integrated converter Nominal auxiliary DC voltage VAux DC 24 V to 48 V DC 60 V to 250 V Permissible voltage ranges DC 19 V to 60 V DC 24 V to 48 V Overvoltage category IEC 60255 27 III AC ripple voltage peak to peak IEC 60255 11 15 of auxiliary voltage Power input Quiescent Energized 7RW80 approx 5 W approx 12 W Bridging time for failure short cir...

Страница 177: ...for Nominal Voltages 110 to 250 VDC V high 88 VDC V low 44 VDC for Nominal Voltages 220 and 250 VDC V high 176 VDC V low 88 VDC Maximum Permissible Voltage 300 VDC Impulse Filter on Input 220 V coupled above 220nF at a recovery time between two switching operations 60 ms Signal Command Relay Alarm Relay Quantity and data According to the order variant allocatable Order variant NO contact NO NC sel...

Страница 178: ... IEEE802 3 LED yellow 10 100 Mbit s on off LED green connection no connection on off Test voltage 500 V 50 Hz Transmission speed 10 100 Mbit s Bridgeable distance 20 m 66 ft IEC 60870 5 103 single RS232 RS485 FO according to the order variant Isolated interface for data transfer to a control terminal RS232 Connection Back case bottom mounting location B 9 pin DSUB socket Test Voltage 500 V 50 Hz T...

Страница 179: ...T Connector Double ring Connection Back case bottom mounting location B Transmission Speed up to 1 5 MBd recommended 500 kBd with normal casing Optical wavelength λ 820 nm Laser Class 1 according to EN 60825 1 2 using glass fiber 50 μm 125 μm or using glass fiber 62 5 μm 125 µm Permissible optical link signal attenuation max 8 dB with glass fiber 62 5 μm 125 µm Maximum distance of transmis sion ma...

Страница 180: ...ds IEC 60255 IEEE Std C37 90 see individual functions VDE 0435 for more standards see also individual functions Standards IEC 60255 27 and IEC 60870 2 1 Voltage test routine test of all circuits except auxil iary voltage binary inputs and communication ports 2 5 kV 50 Hz Voltage test routine test of auxiliary voltage and binary inputs DC 3 5 kV Voltage test routine test of isolated communica tion ...

Страница 181: ...Ri 50 Ω test duration 1 min High energy surge voltages SURGE Installation Class III IEC 60255 22 5 IEC 61000 4 5 Impulse 1 2 50 µs Auxiliary voltage common mode 4 kV 12 Ω 9 µF Diff mode 1 kV 2 Ω 18 µF Measuring inputs binary inputs and relay outputs common mode 4 kV 42 Ω 0 5 µF Diff mode 1 kV 42 Ω 0 5 µF HF on lines amplitude modulated Class III IEC 60255 22 6 IEC 61000 4 6 10 V 150 kHz to 80 MHz ...

Страница 182: ... Vibration IEC 60255 21 3 Class II IEC 60068 3 3 Sinusoidal 1 Hz to 8 Hz 7 5 mm amplitude horizontal axis 1 Hz to 8 Hz 3 5 mm amplitude vertical axis 8 Hz to 35 Hz 2 g acceleration horizontal axis 8 Hz to 35 Hz 1 g acceleration vertical axis Frequency sweep 1 octave min 1 cycle in 3 orthogonal axes Standards IEC 60255 21 and IEC 60068 Oscillation IEC 60255 21 1 Class 2 IEC 60068 2 6 Sinusoidal 5 H...

Страница 183: ... they are not exposed to direct sunlight nor subject to large fluctuations in temperature that may cause condensation to occur The protective device is designed for use in an industrial environment and an electrical utility environment Proper installation procedures should be followed to ensure electromagnetic compatibility EMC In addition the following is recommended All contacts and relays that ...

Страница 184: ...General Purpose 120 VAC 1 3 hp 250 VAC 1 2 hp B300 R300 Voltage Inputs Input voltage range 300 V Battery Servicing of the circuitry involving the batteries and replacement of the lithium bat teries shall be done by a trained technician Replace Battery with VARTA or Panasonic Cat Nos CR 1 2 AA or BR 1 2 AA only Use of another Battery may present a risk of fire or explosion See manual for safety ins...

Страница 185: ... Vp 0 00 s to 100 00 s or inactive Increments 0 01 s Overvoltage 59 1 59 2 59 Vp V V Vp Measured quantity used With three phase connection Positive sequence system of the voltages Negative sequence system of the voltages Phase to phase voltage Phase to ground voltage Measured quantity used with single phase connection Connected single phase phase to ground voltage Connection of phase to ground vol...

Страница 186: ... 27 1 V1 27 2 V1 27 Vp Overvoltage 59 1 V 59 2 V 59 Vp Overvoltage 59 1V1 59 2V1 59 1V2 59 2V2 59 1Vp V1 59 1Vp V2 approx 50 ms approx 50 ms approx 60 ms Pickup Voltage Limits 3 of setting value or 1 V Delay times T 1 of setting value or 10 ms Power supply direct voltage in range 0 8 VAux VAuxNom 1 15 1 Temperature in the Range 23 00 F 5 C Θ amb 131 00 F 55 C 0 5 10 K Frequency in range of 25 Hz 7...

Страница 187: ...ts 0 01 s Undervoltage blocking with three phase connection Positive sequence component V1 with single phase connection connection type Vph n Vsyn single phase Phase to ground voltage 10 V to 150 V Increments 1 V Pickup times f f approx 100 ms at fNom 50 Hz approx 80 ms at fNom 60 Hz Dropout times f f approx 100 ms at fNom 50 Hz approx 80 ms at fNom 60 Hz Δf I pickup value dropout value I 0 02 Hz ...

Страница 188: ...ut Threshold Start threshold Dropout threshold 0 00 Hz to 2 00 Hz Increments 0 01 Hz Delay times T Pickup and Dropout 0 s to 10800 s Increments 1 s Delay times T CB Close command 0 01 s to 32 00 s Pickup times approx 100 ms with fNom 50 Hz approx 80 ms with fNom 60 Hz Dropout Times approx 100 ms with fNom 50 Hz approx 80 ms with fNom 60 Hz Pickup frequencies Undervoltage blocking Time delays 15 mH...

Страница 189: ...old Pickup thresholds Voltage V V1 V2 3V0 2 0 V to 260 0 V Increments 0 1 V Displacement voltage VN 2 0 V to 200 0 V Increments 0 1 V Frequency for fNom 50 Hz for fNom 60 Hz 40 0 Hz to 60 0 Hz 50 0 Hz to 70 0 Hz Increments 0 01 Hz Increments 0 01 Hz Frequency change df dt 0 10 Hz s to 20 00 Hz s Increments 0 01 Hz s Voltage change dV dt 3 V s to 100 V s Increments 1 V s Dropout ratio element 1 01 ...

Страница 190: ...ut approx 20 ms Dropout times Voltage phase quantities 20 ms Voltage symmetrical components 30 ms Frequency 100 ms Frequency change df dt 200 ms Binary input 10 ms Pickup thresholds Voltage 3 of setting value or 0 2 V Voltage symmetrical components 4 of setting value or 0 2 V Voltage change dV dt 2 V s Frequency 15 mHz Frequency change df dt 5 of setting value or 0 05 Hz s Times 1 of setting value...

Страница 191: ...nsformer rated voltage V2N 0 10 kV to 800 00 kV Increments 0 01 kV Tolerances 2 of pickup value or 2 V Dropout Ratios approx 0 9 V or 1 1 V Voltage differences V2 V1 V2 V1 Tolerance 0 5 V to 50 0 V phase to phase 1 V Increments 0 1 V Frequency difference f2 f1 f2 f1 Tolerance 0 01 Hz to 2 00 Hz 15 mHz Increments 0 01 Hz Angle differences α2 α1 α2 α1 2 to 80 Increments 1 Tolerance 2 Max angle error...

Страница 192: ... V2 Range Tolerance 1 in kV primary in V secondary or in of VNom 10 to 120 of VNom 1 of measured value or 0 5 of VNom Frequency of the voltage V1 Range Tolerance 1 f1 in Hz 25 Hz f 70 Hz 20 mHz Frequency of the voltage V2 Range Tolerance 1 f2 in Hz 25 Hz f 70 Hz 20 mHz Voltage difference V2 V1 Range Tolerance 1 in kV primary in V secondary or in of VNom 10 to 120 of VNom 1 of measured value or 0 5...

Страница 193: ...V f 1 05 1 10 1 15 1 20 1 25 1 30 1 35 1 40 Associated time delay for t V f thermal replica 0 s to 20 000 s Increments 1 s Cooling time TCOOL 0 s to 20 000 s Increments 1 s Alarm and stage characteristic Pickup times for 1 1 Setting value approx 90 ms Dropout Times approx 60 ms Pickup Tripping approx 0 98 Thermal Replica Presetting and stage characteristic see Figure 4 1 Pickup on V f 3 of setting...

Страница 194: ...tation Protection 24 SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 194 Figure 4 1 Resulting Tripping Characteristic from Thermal Replica and Stage Characteristic of the Over excitation Protection Default Setting ...

Страница 195: ...ime TReset 0 00 to 60 00 s or inactive Increments 0 00 s Undervoltage Blocking 10 0 to 125 0 V Increments 0 1 V Pickup Times Δϕ approx 75 ms Dropout Times Δϕ approx 75 ms Jump of Phasor 2 at V 0 5 VN Undervoltage Blocking 1 of setting value or 0 5 V Delay times T 1 of setting value or 10 ms Power supply direct voltage in range 0 8 VAux VAuxNom 1 15 1 Temperature in the Range 23 00 F 5 C Θ amb 131 ...

Страница 196: ...MD_CANCEL Command cancelled X X X X CMD_CHAIN Switching Sequence X X CMD_INF Command Information X COMPARE Metered value compar ison X X X X CONNECT Connection X X X COUNTER Counter X X X X DI_GET_STATUS Decode double point indication X X X X DI_SET_STATUS Generate double point indication with status X X X X D_FF D Flipflop X X X D_FF_MEMO Status Memory for Restart X X X X DI_TO_BOOL Double Point ...

Страница 197: ...nversion X X X X UPPER_SETPOINT Upper Limit X X_OR XOR Gate X X X X ZERO_POINT Zero Supression X Function Module Explanation Task Level MW_ BEARB PLC1_ BEARB PLC_ BEARB SFS_ BEARB Designation Limit Comment Maximum number of all CFC charts considering all task levels 32 If the limit is exceeded the device rejects the parameter set with an error message restores the last valid parameter set and rest...

Страница 198: ...the device of 10 ms as the blocks will not then start with the starting pulse Maximum Number of TICKS in the Task Levels 1 When the sum of TICKS of all blocks exceeds the limits mentioned before an error message is output in the CFC Designation Limit Comment Maximum number of synchronous changes of chart inputs per task level 165 When the limit is exceeded an error message is output by the device ...

Страница 199: ... Connection to an output signal 7 Additional for each chart 1 Arithmetic ABS_VALUE 5 ADD 26 SUB 26 MUL 26 DIV 54 SQUARE_ROOT 83 Basic logic AND 5 CONNECT 4 DYN_OR 6 NAND 5 NEG 4 NOR 5 OR 5 RISE_DETECT 4 X_OR 5 Information status SI_GET_STATUS 5 CV_GET_STATUS 5 DI_GET_STATUS 5 MV_GET_STATUS 5 SI_SET_STATUS 5 DI_SET_STATUS 5 MV_SET_STATUS 5 ST_AND 5 ST_OR 5 ST_NOT 5 Memory D_FF 5 D_FF_MEMO 6 RS_FF 4...

Страница 200: ...IST_DECODE 8 UINT_TO_REAL 5 REAL_TO_DINT 10 REAL_TO_UINT 10 Comparison COMPARE 12 LOWER_SETPOINT 5 UPPER_SETPOINT 5 LIVE_ZERO 5 ZERO_POINT 5 Metered value COUNTER 6 Time and clock pulse TIMER 5 TIMER_LONG 5 TIMER_SHORT 8 ALARM 21 FLASH 11 Individual Element Number of TICKS In addition to the defined preassignments indications and measured values can be freely configured to buff ers preconfiguratio...

Страница 201: ...nchronization Function Report of Measured Values with date and time Reset automatic Time of day adjustable in minutes 0 to 1439 min Time frame and starting time adjustable in days 1 to 365 days and Manual Reset Using binary input Using keypad Via communication Min Max Values for Voltages VA N VB N VC N V1 Positive Sequence Component VA B VB C VC A suitable for single double pole broken wire detect...

Страница 202: ... 60 Hz 1 instantaneous value each per 1 0 ms 1 instantaneous value each per 0 83 ms Stored number of trips Up to 9 digits Display Range Up to 7 digits With one or two binary inputs Phase rotation test Operational measured values Circuit breaker test by means of control function Creation of a test fault report Creation of messages Time Synchronization Binary Input Communication Operating Modes for ...

Страница 203: ...eypad on the device DIGSI using the operator interface protocol using port B binary input The GOOSE communication service of IEC 61850 is qualified for switchgear interlocking Since the transmis sion time of GOOSE messages depends on both the number of IEC 61850 clients and the relay s pickup con dition GOOSE is not generally qualified for protection relevant applications The protective applicatio...

Страница 204: ...y programmable interlocking Messages Feedback messages closed open intermediate position Control Commands Single command double command Switching Command to Circuit Breaker 1 1 and 2 pole Programmable Logic Controller PLC logic graphic input tool Local Control Control via menu control assignment of function keys Remote Control Using Communication Interfaces Using a substation automation and contro...

Страница 205: ...al drawing of a 7RW80 for Panel Fush and Cubicle Mounting Housing Size 1 6 Note For cubicle mounting a mounting bracket set containing upper and lower mounting rails is needed Order No C73165 A63 D200 1 When using the Ethernet interface it may be necessary to work over the lower mounting rail Provide enough space for cables of the communications modules at the bottom of or below the device ...

Страница 206: ...nual C53000 G1140 C233 1 Release date 10 2010 206 4 12 2 Panel Surface Mounting Housing Size 1 6 Figure 4 3 Dimensional drawing of a 7RW80 for panel flush mounting housing size 1 6 4 12 3 Bottom view Figure 4 4 Bottom view of a 7RW80 housing size 1 6 ...

Страница 207: ... are diagrams that show the proper connections of the devices to primary equipment in many typical power system configurations Tables with all settings and all information available in this device equipped with all options are provided Default settings are also given A 1 Ordering Information and Accessories 208 A 2 Terminal Assignments 213 A 3 Connection Examples 215 A 4 Default Settings 219 A 5 P...

Страница 208: ...ns Pos 10 Region DE IEC German language language can be changed standard front panel A Region world IEC ANSI English language GB language can be changed standard front panel B Region US ANSI English language US language can be changed US front panel C Region FR IEC ANSI French language language can be changed standard front panel D Region world IEC ANSI Spanish language language can be changed sta...

Страница 209: ...optical double ring ST connector L 0 B Modbus electrical RS485 L 0 D Modbus optical 820 nm ST connector L 0 E DNP3 0 electrical RS485 L 0 G DNP3 0 optical 820 nm ST connector L 0 H IEC 61850 100Mbit Ethernet electrical double RJ45 connector L 0 R IEC 61850 100Mbit Ethernet optical double LC duplex connector L 0 S Converter Order Number Use SIEMENS OLM1 6GK1502 2CB10 For single ring SIEMENS OLM1 6G...

Страница 210: ...Frequency Protection Load Restoration 27 59 Under Overvoltage B 64 59N Displacement Voltage 81 U O Under Overfrequency f f Load Restoration 47 Phase Rotation 74TC Trip Circuit Supervision 86 Lock out Cold load pickup dynamic setting changes Monitoring Functions Breaker control Flexible protection functions parameters from voltage Frequency change and Voltage change protection Voltage and Frequency...

Страница 211: ...nitoring Functions Breaker control Flexible protection functions parameters from voltage Frequency change and Voltage change protection Voltage Frequency Protection Over excitation Protection Jump of Voltage Vector Load Restoration Synchrocheck 27 59 Under Overvoltage E 81U O Under Overfrequency f f 24 Overexcitation Protection Jump of Voltage Vector Load Restoration 25 Synchrocheck 47 Phase Rotat...

Страница 212: ... nm C53207 A351 D633 1 Ethernet electrical EN 100 C53207 A351 D675 2 Ethernet optical EN 100 C53207 A351 D623 1 Ethernet port electrical at port A C53207 A351 D151 1 RS485 FO converter RS485 FO converter Order No 820 nm FC Connector 7XV5650 0AA00 820 nm with ST Connector 7XV5650 0BA00 Mounting Rail for 19 Racks Name Order Number Mounting Rail Set C73165 A63 D200 1 Battery Lithium battery 3 V 1 Ah ...

Страница 213: ...rminal Assignments SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 213 A 2 Terminal Assignments A 2 1 7RW80 Housing for Panel Flush Mounting or Cubicle Mounting 7RW801 Figure A 1 General diagram 7RW801 ...

Страница 214: ...Appendix A 2 Terminal Assignments SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 214 A 2 2 7RW80 Housing for panel surface mounting 7RW802 Figure A 2 General diagram 7RW802 ...

Страница 215: ...ease date 10 2010 215 A 3 Connection Examples Figure A 3 Example for connection type VAN VBN VCN load side voltage connection Figure A 4 Voltage transformer connections to two voltage transformers phase to phase voltages and broken delta winding da dn appropriate for all networks ...

Страница 216: ... C53000 G1140 C233 1 Release date 10 2010 216 Figure A 5 Example for connection type Vph n Vsyn The connection can be established at any one of the three phases The phase must be the same for Vph n and Vsyn Figure A 6 Example for connection type VAB VBC Vx ...

Страница 217: ...nual C53000 G1140 C233 1 Release date 10 2010 217 Figure A 7 Example for connection type VAB VBC Figure A 8 Example for connection type VAB VBC with phase voltage connection as open delta connec tion Figure A 9 Example for connection type VAB VBC VSYN ...

Страница 218: ...endix A 3 Connection Examples SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 218 Figure A 10 Example for connection type VAB VBC VSYN with phase voltage connection as open delta connection ...

Страница 219: ...configured 1 No Function configured LED4 Not configured 1 No Function configured LED5 Not configured 1 No Function configured LED6 Fail V balance 167 Failure Voltage Balance Fail Ph Seq V 176 Failure Phase Sequence Voltage VT brk wire 253 Failure VT circuit broken wire LED7 Not configured 1 No Function configured LED8 Brk OPENED Breaker OPENED Binary Input Default function Function No Description ...

Страница 220: ...aker BO2 52Breaker 52 Breaker BO3 52Breaker 52 Breaker BO4 Fail V balance 167 Failure Voltage Balance Fail Ph Seq V 176 Failure Phase Sequence Voltage VT brk wire 253 Failure VT circuit broken wire BO5 Relay PICKUP 501 Relay PICKUP Binary Output Default function Function No Description BO6 not pre assigned BO7 not pre assigned BO8 not pre assigned Function Keys Default function F1 Display of the o...

Страница 221: ...en after device startup can be selected via parameter 640Start image DD 6 line Display Figure A 11 Default display of 7RW80 Depending on the V connection different default dispalys are visible Setting Parameter 213 VT Connect 3ph Visible Default Displays Van Vbn Vcn 1 and 2 Vab Vbc VGnd 1 and 2 Vab Vbc VSyn 1 2 and 3 Vab Vbc 1 and 2 Vph g VSyn 4 and 3 Vab Vbc Vx 1 and 2 ...

Страница 222: ...elease date 10 2010 222 Spontaneous Fault Display After a fault has occurred the most important fault data are automatically displayed after general device pickup in the order shown in the picture below Figure A 12 Representation of spontaneous messages on the device display ...

Страница 223: ...defined Indications and Switching Objects Yes Yes Yes Yes Time Synchronization Yes Yes Yes Yes Messages with Time Stamp Yes Yes Yes Yes Commissioning Aids Measured Value Indication Blocking Yes Yes No No Creating Test Messages Yes Yes No No Physical Mode Asynchronous Synchronous Asynchronous Asynchronous Transmission Mode cyclically Event cyclically Event cyclically cyclically Event DNP cyclically...

Страница 224: ...isabled Enabled Enabled 81 Over Underfrequency Protec tion 155 Load Restore Disabled Enabled Disabled Load Restoration 161 25 Function 1 Disabled SYNCHROCHECK Disabled 25 Function group 1 182 74 Trip Ct Supv Disabled 2 Binary Inputs 1 Binary Input Disabled 74TC Trip Circuit Supervision 617 ServiProt CM Disabled T103 DIGSI T103 Port B usage FLEXIBLE FCT 1 20 Flexible Function 01 Flexible Function 0...

Страница 225: ...Threshold 0 P U THRESHOLD Flx 40 00 60 00 Hz 51 00 Hz Pickup Threshold 0 P U THRESHOLD Flx 50 00 70 00 Hz 61 00 Hz Pickup Threshold 0 P U THRESHOLD Flx 0 10 20 00 Hz s 5 00 Hz s Pickup Threshold 0 P U THRESHOLD Flx 2 0 260 0 V 110 0 V Pickup Threshold 0 P U THRESHOLD Flx 4 100 V s 60 V s Pickup Threshold 0 T TRIP DELAY Flx 0 00 3600 00 sec 1 00 sec Trip Time Delay 0A T PICKUP DELAY Flx 0 00 60 00 ...

Страница 226: ...HANGE Change Group Group A Group B Group C Group D Binary Input Protocol Group A Change to Another Setting Group 401 WAVEFORMTRIGGER Osc Fault Rec Save w Pickup Save w TRIP Start w TRIP Save w Pickup Waveform Capture 402 WAVEFORM DATA Osc Fault Rec Fault event Pow Sys Flt Fault event Scope of Waveform Data 403 MAX LENGTH Osc Fault Rec 0 30 5 00 sec 2 00 sec Max length of a Waveform Capture Record ...

Страница 227: ...100 00 sec 0 50 sec 59 1 Time Delay 5005 59 2 PICKUP 27 59 O U Volt 20 260 V 120 V 59 2 Pickup 5006 59 2 PICKUP 27 59 O U Volt 20 150 V 120 V 59 2 Pickup 5007 59 2 DELAY 27 59 O U Volt 0 00 100 00 sec 0 50 sec 59 2 Time Delay 5009 59 Phases 27 59 O U Volt All phases Largest phase Largest phase Phases for 59 5015 59 1 PICKUP V2 27 59 O U Volt 2 150 V 30 V 59 1 Pickup V2 5016 59 2 PICKUP V2 27 59 O ...

Страница 228: ... 5411 81 3 DELAY 81 O U Freq 0 00 100 00 sec 3 00 sec 81 3 Time delay 5412 81 4 PICKUP 81 O U Freq 40 00 60 00 Hz 51 00 Hz 81 4 Pickup 5413 81 4 PICKUP 81 O U Freq 50 00 70 00 Hz 61 00 Hz 81 4 Pickup 5414 81 4 DELAY 81 O U Freq 0 00 100 00 sec 30 00 sec 81 4 Time delay 5415A DO differential 81 O U Freq 0 02 1 00 Hz 0 02 Hz Dropout differential 5421 FCT 81 1 O U 81 O U Freq OFF ON f ON f OFF 81 1 O...

Страница 229: ...0 Hz Load restoration elem 3 start fre quency 5562 LR3 Start Load Restore 50 00 70 00 Hz 57 50 Hz Load restoration elem 3 start fre quency 5563 LR3 Pickup Load Restore 0 02 2 00 Hz 0 04 Hz Load restoration element 3 Pickup 5564 LR3 t pickup Load Restore 0 10800 sec 600 sec Load restoration element 3 Pickup time 5565 LR3 Dropout Load Restore 0 00 2 00 Hz 0 02 Hz Load restoration element 3 Dropout 5...

Страница 230: ...0 1 00 Balancing factor V1 V2 6122A ANGLE ADJUSTM SYNC function 1 0 360 0 Angle adjustment transformer 6123 CONNECTIONof V2 SYNC function 1 A B B C C A A B Connection of V2 6125 VT Vn2 primary SYNC function 1 0 10 800 00 kV 20 00 kV VT nominal voltage V2 primary 6150 dV SYNCHK V2 V1 SYNC function 1 0 5 50 0 V 5 0 V Maximum voltage difference V2 V1 6151 dV SYNCHK V2 V1 SYNC function 1 0 5 50 0 V 5 ...

Страница 231: ...iption Function Type of In for matio n Log Buffers Configurable in Matrix IEC 60870 5 103 Event Log ON OFF Trip Fault Log ON OFF Ground Fault Log ON OFF Marked in Oscill Record LED Binary Input Function Key Relay Chatter Suppression Type Information Number Data Unit General Interrogation Back Light on Light on Device General SP On Off LED BI BO Reset LED Reset LED Device General IntSP on LED BO 16...

Страница 232: ...ss Data SP On Off LED BI BO CB 240 181 1 Yes Error Control Voltage ErrCntr lV Process Data SP On Off LED BI BO CB 240 182 1 Yes SF6 Loss SF6 Loss Process Data SP On Off LED BI BO CB 240 183 1 Yes Error Meter Err Meter Process Data SP On Off LED BI BO CB 240 184 1 Yes Transformer Temperature Tx Temp Process Data SP On Off LED BI BO CB 240 185 1 Yes Transformer Danger Tx Danger Process Data SP On Of...

Страница 233: ...1 Settings Check Settings Check Device General OUT LED BO 72 Level 2 change Level 2 change Device General OUT On Off LED BO 73 Local setting change Local change Device General OUT 110 Event lost Event Lost Device General OUT_ Ev on LED BO 135 130 1 No 113 Flag Lost Flag Lost Device General OUT on m LED BO 135 136 1 Yes 125 Chatter ON Chatter ON Device General OUT On Off LED BO 135 145 1 Yes 126 Pr...

Страница 234: ...1 V2 fulfilled 25 V1 V2 SYNC function 1 OUT On Off LED BO 170 2030 25 Voltage difference Vdiff okay 25 Vdiff ok SYNC function 1 OUT On Off LED BO 41 207 1 Yes 170 2031 25 Frequency difference fdiff okay 25 fdiff ok SYNC function 1 OUT On Off LED BO 41 208 1 Yes 170 2032 25 Angle difference alphadiff okay 25 αdiff ok SYNC function 1 OUT On Off LED BO 41 209 1 Yes 170 2033 25 Frequency f1 fmax permi...

Страница 235: ...t Error Offset Device General OUT On Off LED BO 193 Alarm NO calibration data avail able Alarm NO calibr Device General OUT On Off LED BO 197 Measurement Supervision is switched OFF MeasSup OFF Measurem Superv OUT On Off LED BO 135 197 1 Yes 203 Waveform data deleted Wave deleted Osc Fault Rec OUT_ Ev on LED BO 135 203 1 No 234 2100 27 59 blocked via operation 27 59 blk 27 59 O U Volt IntSP On Off...

Страница 236: ...tPoint Stat OUT On Off LED BO 135 229 1 Yes 301 Power System fault Pow Sys Flt Device General OUT On Off On Off 135 231 2 Yes 302 Fault Event Fault Event Device General OUT on 135 232 2 Yes 303 sensitive Ground fault sens Gnd flt Device General OUT On Off 320 Warn Limit of Memory Data ex ceeded Warn Mem Data Device General OUT On Off LED BO 321 Warn Limit of Memory Parameter exceeded Warn Mem Para...

Страница 237: ...s 5208 BLOCK 81 3 BLOCK 81 3 81 O U Freq SP On Off LED BI BO 70 179 1 Yes 5209 BLOCK 81 4 BLOCK 81 4 81 O U Freq SP On Off LED BI BO 70 180 1 Yes 5211 81 OFF 81 OFF 81 O U Freq OUT On Off LED BO 70 181 1 Yes 5212 81 BLOCKED 81 BLOCKED 81 O U Freq OUT On Off On Off LED BO 70 182 1 Yes 5213 81 ACTIVE 81 ACTIVE 81 O U Freq OUT On Off LED BO 70 183 1 Yes 5214 81 Under Voltage Block 81 Under V Blk 81 O...

Страница 238: ...e Vector Jump OUT On Off LED BO 72 75 1 Yes 5586 Vector Jump picked up VEC JUMP pickup Vector Jump OUT On Off LED BO 72 76 2 Yes 5587 Vector Jump TRIP VEC JUMP TRIP Vector Jump OUT on LED BO 72 77 2 Yes 6503 BLOCK 27 undervoltage pro tection BLOCK 27 27 59 O U Volt SP LED BI BO 74 3 1 Yes 6506 BLOCK 27 1 Undervoltage pro tection BLOCK 27 1 27 59 O U Volt SP On Off LED BI BO 74 6 1 Yes 6508 BLOCK 2...

Страница 239: ... On Off LED BI BO 170 52 1 Yes 6861 74TC Trip circuit supervision OFF 74TC OFF 74TC TripCirc OUT On Off LED BO 170 53 1 Yes 6862 74TC Trip circuit supervision is BLOCKED 74TC BLOCKED 74TC TripCirc OUT On Off On Off LED BO 153 16 1 Yes 6863 74TC Trip circuit supervision is ACTIVE 74TC ACTIVE 74TC TripCirc OUT On Off LED BO 153 17 1 Yes 6864 74TC blocked Bin input is not set 74TC ProgFail 74TC TripC...

Страница 240: ... restoration element 2 monitor mode LR2 Monitor Load Restore OUT On Off On Off LED BO 17353 Load restoration element 3 Start LR3 Start Load Restore OUT On Off LED BO 17354 Load restoration element 3 Pickup LR3 Pickup Load Restore OUT On Off On Off LED BO 17355 Load restoration element 3 CB Close LR3 CB Close Load Restore OUT On Off On Off LED BO 17357 Load restoration element 3 Active LR3 Active L...

Страница 241: ... 17375 Vp Overvoltage TRIP Vp TRIP 27 59 O U Volt OUT on LED BO 30053 Fault recording is running Fault rec run Osc Fault Rec OUT LED BO 31000 Q0 operationcounter Q0 OpCnt Control Device VI 31001 Q1 operationcounter Q1 OpCnt Control Device VI 31008 Q8 operationcounter Q8 OpCnt Control Device VI No Description Function Type of In for matio n Log Buffers Configurable in Matrix IEC 60870 5 103 Event L...

Страница 242: ...Group Alarms No Description Function No Description 140 Error Sum Alarm 177 178 10080 10081 10083 191 193 Fail Battery I O Board error Error Ext I O Error Ethernet Error Basic I O Error Offset Alarm NO calibr 160 Alarm Sum Event 167 176 Fail V balance Fail Ph Seq V 171 Fail Ph Seq 176 Fail Ph Seq V ...

Страница 243: ...34 118 No 9 1 CFC 629 V1 positive sequence V1 Measurement CFC 630 V2 negative sequence V2 Measurement CFC 632 Vsync synchronism Vsync Measurement CFC 644 Frequency Freq Measurement 134 157 No 9 1 CFC 765 V Vn f fn V f Measurement 134 157 No 9 8 CFC CD DD 766 Calculated temperature V f V f th Measurement CFC CD DD 832 Vo zero sequence Vo Measurement 134 118 No 9 2 CFC 859 Va n Min Va nMin Min Max m...

Страница 244: ... Pulsed Energy Wq reactive Wq puls Energy 133 56 No 205 CFC 30800 Voltage VX VX Measurement CFC 30801 Voltage phase neutral Vph n Measurement CFC No Description Function IEC 60870 5 103 Configurable in Matrix Type Information Number Compatibility Data Unit Position CFC Control Display Default Display ...

Страница 245: ...140 C233 1 Release date 10 2010 245 Literature 1 SIPROTEC 4 System Description E50417 H1100 C151 B1 2 SIPROTEC DIGSI Start UP E50417 G1100 C152 A3 3 DIGSI CFC Manual E50417 H1100 C098 A9 4 SIPROTEC SIGRA 4 Manual E50417 H1176 C070 A4 ...

Страница 246: ...Literature SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 246 ...

Страница 247: ...bytes BP_xx Bit pattern indication Bitstring Of x Bit x designates the length in bits 8 16 24 or 32 bits C_xx Command without feedback CF_xx Command with feedback CFC Continuous Function Chart CFC is a graphics editor with which a program can be created and configured by using ready made blocks CFC blocks Blocks are parts of the user program delimited by their function their structure or their pur...

Страница 248: ...ch a con tainer Control display The image which is displayed on devices with a large graphic display after pressing the control key is called control display It contains the switchgear that can be controlled in the feeder with status display It is used to perform switching operations Defining this diagram is part of the configuration Data pane The right hand area of the project window displays the...

Страница 249: ...nd moved from one data area to another Electromagnetic compatibility Electromagnetic compatibility EMC is the ability of an electrical apparatus to function fault free in a specified environment without influencing the environment unduly EMC Electromagnetic compatibility ESD protection ESD protection is the total of all the means and measures used to protect electrostatic sensitive devices ExBPxx ...

Страница 250: ... is sampled This information is used to update the system end process image The current process state can also be sampled after a data loss by means of a GI GOOSE message GOOSE messages Generic Object Oriented Substation Event in accordance with IEC 61850 are data pack ages that are transmitted cyclically and event controlled via the Ethernet communication system They serve for direct information ...

Страница 251: ...nd sub modules using ModPara has been completed This data is split up into several files One file contains details about the fundamental project structure This also includes for example information detailing which fields exist in this project This file is called a HV project description file ID Internal double point indication Double point indication ID_S Internal double point indication intermedi...

Страница 252: ...ject The type and scope of the information exchanged among the users is also stored in this object IRIG B Time signal code of the Inter Range Instrumentation Group IS Internal single point indication Single point indication IS_F Internal indication fleeting Fleeting indication Single point indication ISO 9001 The ISO 9000 ff range of standards defines measures used to ensure the quality of a produ...

Страница 253: ...connection This object type contains information on both partners of a modem connection the local modem and the remote modem Modem profile A modem profile consists of the name of the profile a modem driver and may also comprise several initialization commands and a user address You can create several modem profiles for one physical modem To do so you need to link various initialization commands or...

Страница 254: ...C 4 device Phone book User addresses for a modem connection are saved in this object type PMV Pulse metered value Process bus Devices featuring a process bus interface can communicate directly with the SICAM HV modules The process bus interface is equipped with an Ethernet module PROFIBUS PROcess FIeld BUS the German process and field bus standard as specified in the standard EN 50170 Volume 2 PRO...

Страница 255: ...dem Setting parameters General term for all adjustments made to the device Parameterization jobs are executed by means of DIGSI or in some cases directly on the device SI Single point indication SI_F Single point indication fleeting Transient information Single point indication SICAM PAS Power Automation System Substation control system The range of possible configurations spans from integrated st...

Страница 256: ...t may well differ from the device data of the source object However all variants derived from the source object have the same VD address as the source object For this reason they always correspond to the same real SIPROTEC 4 device as the source object Objects of type SIPROTEC 4 variant have a variety of uses such as documenting different operating states when entering parameter settings of a SIPR...

Страница 257: ...individual participating devices are called users VD A VD Virtual Device includes all communication objects and their properties and states that are used by a communication user through services A VD can be a physical device a module of a device or a software module VD address The VD address is assigned automatically by DIGSI Manager It exists only once in the entire project and thus serves to ide...

Страница 258: ...Glossary SIPROTEC 7RW80 Manual C53000 G1140 C233 1 Release date 10 2010 258 ...

Страница 259: ...cal Tests 180 EMC test for noise emission type test 181 EMC Tests for Immunity Type Tests 181 EN100 Module Interface Selection 39 F Fault Display Setting note 28 Fault Event Recording 201 Fault recording 34 202 Fiber optic Cables 157 Final Preparation of the Device 173 Flexible Protective Functions 189 Frequency Decrease 50 Frequency Increase 50 Frequency Protection 50 Frequency Protection 81 O U ...

Страница 260: ...tart page 28 Service Conditions 183 Setting Groups Changing Changing of Setting Groups 141 Software Monitoring 69 Standard Interlocking 132 Standards 180 Supply voltage 176 Switchgear Control 127 Switching authority 132 Switching mode 134 Synchronization Function 191 T Temperatures 183 Terminating the Trip Signal 113 Test system interface 160 Test Voltage transformer miniature circuit breaker VT m...

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