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5-60

L60 Line Phase Comparison Relay

GE Multilin

5.4 FLEXLOGIC™

5 SETTINGS

The operands available for this relay are listed alphabetically by types in the following table.

Table 5–7: L60 FLEXLOGIC™ OPERANDS (Sheet 1 of 7)

OPERAND TYPE

OPERAND SYNTAX

OPERAND DESCRIPTION

CONTROL

PUSHBUTTONS

CONTROL PUSHBTN n ON

Control Pushbutton

(

= 1 to 7) is being pressed.

DIRECT INPUT/

OUTPUT

CHANNEL

MONITORING

DIR IO CH1(2) CRC ALARM

DIR IO CRC ALARM

DIR IO CH1(2) UNRET ALM

DIR IO UNRET ALM

The rate of Direct Input messages received on Channel 1(2) and failing the

CRC exceeded the user-specified level.

The rate of Direct Input messages failing the CRC exceeded the user-

specified level on Channel 1 or 2.

The rate of returned direct input/output messages on Channel 1(2) exceeded

the user-specified level (ring configurations only).

The rate of returned direct input/output messages exceeded the user-

specified level on Channel 1 or 2 (ring configurations only).

ELEMENT:

50DD Supervision

50DD SV

Disturbance Detector is supervising

ELEMENT:

87PC Phase

Comparison

87PC PKP

87PC OP

87PC DPO

87PC TRANS BLOCK OP

87PC FDL OP

87PC FDH OP

87PC BKR ECHO PKP

Phase Comparison has picked up

Phase Comparison has operated

Phase Comparison has dropped out

Phase Comparison transient blocking has operated

Fault Detector Low has operated

Fault Detector High has operated

Open Breaker Echo of Phase Comparison has picked up

ELEMENT:

Autoreclose

(1P/3P)

AR ENABLED

AR DISABLED

AR RIP

AR 1-P RIP

AR 3-P/1 RIP

AR 3-P/2 RIP

AR 3-P/3 RIP

AR 3-P/4 RIP

AR LO

AR BKR1 BLK

AR BKR2 BLK

AR CLOSE BKR1

AR CLOSE BKR2

AR FORCE 3-P TRIP

AR SHOT CNT > 0

AR SHOT CNT = 1

AR SHOT CNT = 2

AR SHOT CNT = 3

AR SHOT CNT = 4

AR ZONE 1 EXTENT

AR INCOMPLETE SEQ

AR RESET

Autoreclosure is enabled and ready to perform

Autoreclosure is disabled

Autoreclosure is in "Reclose in Progress" state

A single-pole reclosure is in progress

A three-pole reclosure is in progress, via Dead Time 1

A three-pole reclosure is in progress, via Dead Time 2

A three-pole reclosure is in progress, via Dead Time 3

A three-pole reclosure is in progress, via Dead Time 4

Autoreclosure is in lockout state

Reclosure of Breaker 1 is blocked

Reclosure of Breaker 2 is blocked

Reclose Breaker 1 signal

Reclose Breaker 2 signal

Force any trip to a three-phase trip

The first ‘CLOSE BKR X’ signal has been issued

Shot count is equal to 1

Shot count is equal to 2

Shot count is equal to 3

Shot count is equal to 4

The Zone 1 Distance function must be set to the extended overreach value

The incomplete sequence timer timed out

AR has been reset either manually or by the reset timer

ELEMENT:

Auxiliary

Overvoltage

AUX OV1 PKP

AUX OV1 DPO

AUX OV1 OP

Auxiliary Overvoltage element has picked up

Auxiliary Overvoltage element has dropped out

Auxiliary Overvoltage element has operated

ELEMENT:

Auxiliary

Undervoltage

AUX UV1 PKP

AUX UV1 DPO

AUX UV1 OP

Auxiliary Undervoltage element has picked up

Auxiliary Undervoltage element has dropped out

Auxiliary Undervoltage element has operated

ELEMENT:

Breaker Arcing

BKR ARC 1 OP

BKR ARC 2 OP

Breaker Arcing Current 1 has operated

Breaker Arcing Current 2 has operated

ELEMENT

Breaker Failure

BKR FAIL 1 RETRIPA

BKR FAIL 1 RETRIPB

BKR FAIL 1 RETRIPC

BKR FAIL 1 RETRIP

BKR FAIL 1 T1 OP

BKR FAIL 1 T2 OP

BKR FAIL 1 T3 OP

BKR FAIL 1 TRIP OP

Breaker Failure 1 re-trip phase A (only for 1-pole schemes)

Breaker Failure 1 re-trip phase B (only for 1-pole schemes)

Breaker Failure 1 re-trip phase C (only for 1-pole schemes)

Breaker Failure 1 re-trip 3-phase

Breaker Failure 1 Timer 1 is operated

Breaker Failure 1 Timer 2 is operated

Breaker Failure 1 Timer 3 is operated

Breaker Failure 1 trip is operated

BKR FAIL 2

Same set of operands as shown for BKR FAIL 1

Содержание L60

Страница 1: ...0082 M2 GEK 113209A Copyright 2005 GE Multilin GE Multilin 215 Anderson Avenue Markham Ontario Canada L6E 1B3 Tel 905 294 6222 Fax 905 201 2098 Internet http www GEindustrial com multilin Title Page...

Страница 2: ......

Страница 3: ...sed with the old CPU modules 9A 9C 9D To prevent any hardware mismatches the new CPU and CT VT modules have blue labels and a warning sticker stating Attn Ensure CPU and DSP module label colors are th...

Страница 4: ......

Страница 5: ...ORDS 1 12 1 5 7 FLEXLOGIC CUSTOMIZATION 1 12 1 5 8 COMMISSIONING 1 13 2 PRODUCT DESCRIPTION 2 1 INTRODUCTION 2 1 1 OVERVIEW 2 1 2 1 2 ORDERING 2 4 2 2 SPECIFICATIONS 2 2 1 PROTECTION ELEMENTS 2 8 2 2...

Страница 6: ...4 2 5 BREAKER CONTROL 4 8 4 2 6 MENUS 4 9 4 2 7 CHANGING SETTINGS 4 11 5 SETTINGS 5 1 OVERVIEW 5 1 1 SETTINGS MAIN MENU 5 1 5 1 2 INTRODUCTION TO ELEMENTS 5 4 5 1 3 INTRODUCTION TO AC SOURCES 5 5 5 2...

Страница 7: ...5 6 5 SYNCHROCHECK 5 168 5 6 6 DIGITAL ELEMENTS 5 172 5 6 7 DIGITAL COUNTERS 5 175 5 6 8 MONITORING ELEMENTS 5 177 5 6 9 PILOT SCHEMES 5 188 5 6 10 AUTORECLOSE 5 191 5 7 INPUTS OUTPUTS 5 7 1 CONTACT I...

Страница 8: ...1 1 COMMANDS MENU 7 1 7 1 2 VIRTUAL INPUTS 7 1 7 1 3 CLEAR RECORDS 7 1 7 1 4 SET DATE AND TIME 7 2 7 1 5 RELAY MAINTENANCE 7 2 7 2 TARGETS 7 2 1 TARGETS MENU 7 3 7 2 2 TARGET MESSAGES 7 3 7 2 3 RELAY...

Страница 9: ...READ ACTUAL VALUES OR SETTINGS FUNCTION CODE 03 04H B 3 B 2 3 EXECUTE OPERATION FUNCTION CODE 05H B 4 B 2 4 STORE SINGLE SETTING FUNCTION CODE 06H B 4 B 2 5 STORE MULTIPLE SETTINGS FUNCTION CODE 10H...

Страница 10: ...EVICE PROFILE DOCUMENT E 1 1 DNP V3 00 DEVICE PROFILE E 1 E 1 2 IMPLEMENTATION TABLE E 4 E 2 DNP POINT LISTS E 2 1 BINARY INPUT POINTS E 8 E 2 2 BINARY AND CONTROL RELAY OUTPUT E 9 E 2 3 COUNTERS E 10...

Страница 11: ...ude the serial number located on the rear nameplate For product information instruction manual updates and the latest software updates please visit the GE Multilin web site at http www GEindustrial co...

Страница 12: ...cabling and auxiliary equipment installed in stations can be even further reduced to 20 to 70 of the levels common in 1990 to achieve large cost reductions This requires placing even more functions wi...

Страница 13: ...e device Virtual outputs can also serve as virtual inputs to FlexLogic equations The analog inputs and outputs are signals that are associated with transducers such as Resistance Temperature Detec tor...

Страница 14: ...or Metering Input Output Control HMI Communications or any functional entity in the system Employing OOD OOP in the software architecture of the Universal Relay achieves the same features as the hardw...

Страница 15: ...of displaying 800 x 600 or higher in high color mode 16 bit color RS232 and or Ethernet port for communications to the relay The following qualified modems have been tested to be compliant with the L...

Страница 16: ...obtain the installation program 7 enerVista Launchpad will obtain the installation program from the Web or CD Once the download is complete double click the installation program to install the EnerVis...

Страница 17: ...utton to define a new site 4 Enter the desired site name in the Site Name field If desired a short description of site can also be entered along with the display order of devices defined for the site...

Страница 18: ...n the new site name and then click the Device Setup button to re open the Device Setup window 5 Click the Add Device button to define the new device 6 Enter the desired name in the Device Name field a...

Страница 19: ...s A and B earlier If a relay icon appears in place of the status indicator than a report such as an oscillography or event record is open Close the report to re display the green status indicator 4 Th...

Страница 20: ...converter box is required This device catalog number F485 connects to the computer using a straight through serial cable A shielded twisted pair 20 22 or 24 AWG connects the F485 converter to the L60...

Страница 21: ...er title appears momentarily fol lowed by a header display page menu item Each press of the key advances through the main heading pages as illustrated below 1 5 3 MENU HIERARCHY The setting and actual...

Страница 22: ...for backing up event records oscillography data logger and real time clock information when the relay is powered off The battery failure self test error generated by the relay is a minor and should no...

Страница 23: ...ification of active alarms relay display messages and LED indications 3 LED test 4 Visual inspection for any damage corrosion dust or loose wires 5 Event recorder file download with further events ana...

Страница 24: ...1 14 L60 Line Phase Comparison Relay GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1...

Страница 25: ...distortions in the signal Detects fault condition with the fault detector Compares coincidence of local and remote squares which indicate the presence of internal or external faults Detects transient...

Страница 26: ...S485 ports may be connected to system computers with baud rates up to 115 2 kbps The RS232 port has a fixed baud rate of 19 2 kbps Optional communications modules include a 10BaseF Ethernet interface...

Страница 27: ...tector 67N Neutral Directional Overcurrent 50G Ground Instantaneous Overcurrent 67P Phase Directional Overcurrent 50N Neutral Instantaneous Overcurrent 67_2 Negative Sequence Directional Overcurrent 5...

Страница 28: ...s ordered with 2 CT VT modules two sets of three phase currents from two CTs can be individually fed into the relay Voltage based functions such as distance undervoltage synchrocheck etc are available...

Страница 29: ...t Form C outputs 6G 6G 6G 6G 6G 4 Form A voltage with optional current outputs 8 digital inputs 6H 6H 6H 6H 6H 6 Form A voltage with optional current outputs 4 digital inputs 6K 6K 6K 6K 6K 4 Form C a...

Страница 30: ...age with optional current outputs 8 digital inputs 6H 6H 6H 6 Form A voltage with optional current outputs 4 digital inputs 6K 6K 6K 4 Form C and 4 Fast Form C outputs 6L 6L 6L 2 Form A current with o...

Страница 31: ...onal voltage MOSFET outputs 4D 16 digital inputs with Auto Burnishing 4L 14 Form A no monitoring Latching outputs 67 8 Form A no monitoring outputs 6A 2 Form A voltage with optional current and 2 Form...

Страница 32: ...accuracy 3 or 4 ms whichever is greater Current supervision Level line to line current Pickup 0 050 to 30 000 pu in steps of 0 001 Dropout 97 to 98 Memory duration 5 to 25 cycles in steps of 1 VT loca...

Страница 33: ...Very Extremely Inverse I2 t FlexCurves programmable Definite Time 0 01 s base curve Curve multiplier Time dial 0 00 to 600 00 in steps of 0 01 Reset type Instantaneous Timed per IEEE and Lin ear Timi...

Страница 34: ...is greater Operate time 30 ms at 1 10 Pickup at 60 Hz AUXILIARY OVERVOLTAGE Pickup level 0 000 to 3 000 pu in steps of 0 001 Dropout level 97 to 98 of Pickup Level accuracy 0 5 of reading from 10 to...

Страница 35: ...on the line Current pickup level 0 000 to 30 000 pu in steps of 0 001 Line capacitive reactances XC1 XC0 300 0 to 9999 9 sec in steps of 0 1 Remote current pickup level 0 000 to 30 000 pu in steps of...

Страница 36: ...change of state FlexLogic equation Data AC input channels Element state Digital input state Digital output state Data storage In non volatile memory EVENT RECORDER Capacity 1024 events Time tag to 1 m...

Страница 37: ...e 1 ms Debounce time 0 0 to 16 0 ms in steps of 0 5 Continuous current draw 3 mA when energized CONTACT INPUTS WITH AUTO BURNISHING Dry contacts 1000 maximum Wet contacts 300 V DC maximum Selectable t...

Страница 38: ...R Threshold current approx 80 to 100 mA FORM C AND CRITICAL FAILURE RELAY Make and carry for 0 2 s 30 A as per ANSI C37 90 Carry continuous 8 A Break DC inductive L R 40 ms Operate time 8 ms Contact m...

Страница 39: ...n 1 5 kV Driving signal any FlexAnalog quantity Upper and lower limit for the driving signal 90 to 90 pu in steps of 0 001 2 2 8 COMMUNICATIONS RS232 Front port 19 2 kbps Modbus RTU RS485 1 or 2 rear...

Страница 40: ...ET 820 nm LED Multimode 20 dBm 30 dBm 10 dB 1300 nm LED Multimode 21 dBm 30 dBm 9 dB 1300 nm ELED Singlemode 21 dBm 30 dBm 9 dB 1300 nm Laser Singlemode 1 dBm 30 dBm 29 dB 1550 nm Laser Singlemode 5 d...

Страница 41: ...ibration test sinusoidal IEC 60255 21 1 Shock and bump IEC 60255 21 2 Seismic IEC 60255 21 3 IEEE C37 98 Cold IEC 60028 2 1 16 h at 40 C Dry heat IEC 60028 2 2 16 h at 85 C Type test report available...

Страница 42: ...2 18 L60 Line Phase Comparison Relay GE Multilin 2 2 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2...

Страница 43: ...cover that fits over the faceplate which must be removed when attempting to access the keypad or RS232 communications port The vertical and horizontal case dimensions are shown below along with panel...

Страница 44: ...3 2 L60 Line Phase Comparison Relay GE Multilin 3 1 DESCRIPTION 3 HARDWARE 3 Figure 3 2 L60 VERTICAL SIDE MOUNTING INSTALLATION...

Страница 45: ...GE Multilin L60 Line Phase Comparison Relay 3 3 3 HARDWARE 3 1 DESCRIPTION 3 Figure 3 3 L60 VERTICAL SIDE MOUNTING REAR DIMENSIONS Figure 3 4 L60 HORIZONTAL MOUNTING AND DIMENSIONS...

Страница 46: ...serted into the correct slot position The ejector inserter clips located at the top and at the bottom of each module must be in the disengaged position as the module is smoothly inserted into the slot...

Страница 47: ...ect to terminal number assignments which are three characters long assigned in order by module slot position row number and column letter Two slot wide modules take their slot designation from the fir...

Страница 48: ...S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S DIGITAL I O 6D 6c 2c 5a 1a 6a 2a 5c 1c 5b 1b 8a 4a 7b 3b 7a 3a CONTACT IN 7a CONTACT IN 3a CONTACT IN 5a CONTACT IN 1a C...

Страница 49: ...r for dry contact input connections and a critical failure relay see the Typical Wiring Diagram earlier The critical failure relay is a Form C that will be energized once control power is applied and...

Страница 50: ...ON MADE TO THE RELAY NOMINAL CURRENT OF 1 A OR 5 A MATCHES THE SECONDARY RATING OF THE CONNECTED CTs UNMATCHED CTs MAY RESULT IN EQUIPMENT DAMAGE OR INADEQUATE PROTECTION The CT VT module may be order...

Страница 51: ...ires an external DC source station battery to drive inputs outputs as shown in the L60 Channel Communications section in this chapter Figure 3 11 CT VT MODULE WIRING Wherever a tilde symbol appears su...

Страница 52: ...names are assigned by module slot position row number and column position UR SERIES FORM A SOLID STATE SSR OUTPUT CONTACTS Some Form A SSR outputs include circuits to monitor the DC voltage across th...

Страница 53: ...W resistor is appropriate In this configuration the voltage across either the Form A contact or the resistor can be used to monitor the state of the output Wherever a tilde symbol appears substitute w...

Страница 54: ...m A 5a 5c 2 Inputs 5 Form C 5a 5c 2 Inputs 6 Form A 6a 6c 2 Inputs 6 Form C 6a 6c 2 Inputs 7a 7c 2 Inputs 7a 7c 2 Inputs 7a 7c 2 Inputs 7a 7c 2 Inputs 8a 8c 2 Inputs 8a 8c 2 Inputs 8a 8c 2 Inputs 8a 8...

Страница 55: ...TACT IN 6c COMMON 7b COMMON 5b SURGE 8c 7c 8b DIGITAL I O 6D 6c 2c 5a 1a 6a 2a 5c 1c 5b 1b 8a 4a 7b 3b 7a 3a CONTACT IN 7a CONTACT IN 3a CONTACT IN 5a CONTACT IN 1a CONTACT IN 7c CONTACT IN 3c CONTACT...

Страница 56: ...4b 5b 6b 1a 2a 3a 4a 5a 6a 1c 2c 3c 4c 5c 6c 1 5 2 6 3 4 8a 7b 7a CONTACT IN 7a CONTACT IN 7c CONTACT IN 8a CONTACT IN 8c COMMON 7b SURGE 8c 7c 8b I V I V I V I V DIGITAL I O 6N 1b 2b 3b 4b 6c 1a 2a...

Страница 57: ...48 V sources 84 V DC for 110 to 125 V sources and 166 V DC for 250 V sources Figure 3 15 DRY AND WET CONTACT INPUT CONNECTIONS Wherever a tilde symbol appears substitute with the Slot Position of the...

Страница 58: ...ange of state was sensed Then within 25 to 50 ms this current is slowly reduced to 3 mA as indicated above The 50 to 70 mA peak current burns any film on the con tacts allowing for proper sensing of s...

Страница 59: ...hese connections are arranged as three ter minals per row with a total of eight rows A given row may be used for either inputs or outputs with terminals in column a having positive polarity and termin...

Страница 60: ...connectors The baud rate for this port is fixed at 19200 bps Figure 3 19 RS232 FACEPLATE PORT CONNECTION 3 2 8 CPU COMMUNICATION PORTS a OPTIONS In addition to the RS232 port on the faceplate the rela...

Страница 61: ...ld should be grounded at one point only Each relay should also be daisy chained to the next one in the link A maximum of 32 relays can be connected in this manner without exceeding driver capability F...

Страница 62: ...i mode and single mode The 10 Mbps rate is available for CPU modules 9G and 9H 100Mbps is available for modules 9J 9K 9L and 9M The 9H 9K and 9M modules have a second pair of identical optical fiber t...

Страница 63: ...reference so that devices at different geographic locations can also be synchronized Figure 3 22 IRIG B CONNECTION The IRIG B repeater provides an amplified DC shift IRIG B signal to other equipment B...

Страница 64: ...SON ELEMENTS 87PC SCHEME 87PC CH1 2 RX VOLT settings which define the acceptable voltage threshold received from the PLC The L60 communications outputs are MOSFETs and inputs are implemented with opto...

Страница 65: ...s relays can be connected in a single ring Figure 3 25 DIRECT INPUT OUTPUT SINGLE CHANNEL CONNECTION The interconnection for dual channel Type 7 communications modules is shown below Two channel modul...

Страница 66: ...nnel 1 G 703 Channel 2 820 nm multi mode 7F Channel 1 G 703 Channel 2 1300 nm multi mode 7G Channel 1 G 703 Channel 2 1300 nm single mode ELED 7H 820 nm multi mode LED 2 channels 7I 1300 nm multi mode...

Страница 67: ...TTERS The following figure shows the configuration for the 72 73 7D and 7K fiber laser module Figure 3 29 LASER FIBER MODULES When using a LASER Interface attenuators may be necessary to ensure that y...

Страница 68: ...om one manufacturer to another Therefore it is not uncommon to see pinouts numbered TxA TxB RxA and RxB In such cases it can be assumed that A is equivalent to and B is equivalent to b G 703 SELECTION...

Страница 69: ...d be disabled OFF d TIMING MODES SWITCHES S5 AND S6 There are two timing modes for the G 703 module internal timing mode and loop timing mode default Internal Timing Mode The system clock is generated...

Страница 70: ...om the G 703 line side of the interface DUAL LOOPBACK MODE In Dual Loopback Mode the multiplexers are active and the functions of the circuit are divided into two with each receiver transmitter pair l...

Страница 71: ...eceive Rx and send timing ST connections However when used in two channel applications certain cri teria must be followed since there is one clock input for the two RS422 channels The system will func...

Страница 72: ...ions to ensure Proper System Operation For example the following figure shows the positive edge of the Tx Clock in the center of the Tx Data bit Figure 3 36 CLOCK AND DATA TRANSITIONS Pin No Pin No Da...

Страница 73: ...one end For the direct fiber channel power budget issues should be addressed properly When using a LASER Interface attenuators may be necessary to ensure that you do not exceed Maximum Optical Input P...

Страница 74: ...ti mode Fiber optic cable length up to 2 km Fiber optic connector type ST Wavelength 830 40 nm Connection as per all fiber optic connections a Tx to Rx connection is required The UR series C37 94 comm...

Страница 75: ...ot 2 Remove the module cover screw 3 Remove the top cover by sliding it towards the rear and then lift it upwards 4 Set the Timing Selection Switches Channel 1 Channel 2 to the desired timing modes se...

Страница 76: ...ber Fiber optic mode single mode ELED compatible with HP HFBR 1315T transmitter and HP HFBR 2316T receiver Fiber optic cable length up to 10 km Fiber optic connector type ST Wavelength 1300 40 nm Conn...

Страница 77: ...over by sliding it towards the rear and then lift it upwards 4 Set the Timing Selection Switches Channel 1 Channel 2 to the desired timing modes see description above 5 Replace the top cover and the c...

Страница 78: ...3 36 L60 Line Phase Comparison Relay GE Multilin 3 3 DIRECT INPUT OUTPUT COMMUNICATIONS 3 HARDWARE 3...

Страница 79: ...device definition must first be created See the EnerV ista UR Setup Help File or refer to the Connecting EnerVista UR Setup with the L60 section in Chapter 1 for details 4 1 3 ENERVISTA UR SETUP SOFTW...

Страница 80: ...d a drop target for device order code compatible files or individual menu items Also the Settings List control bar window and any Windows Explorer directory folder are each mutually a file drag source...

Страница 81: ...ollowing primary display components a Title bar which shows the pathname of the active data view b Main window menu bar c Main window tool bar d Site List control bar window e Settings List control ba...

Страница 82: ...ich must be removed in order to access the keypad panel The following two figures show the horizontal and vertical arrangement of faceplate panels Figure 4 2 UR SERIES HORIZONTAL FACEPLATE PANELS Figu...

Страница 83: ...e selected FlexLogic operand serving as a Trip switch has operated This indicator always latches the RESET command must be initiated to allow the latch to be reset ALARM Indicates that the selected Fl...

Страница 84: ...ed the synchrocheck element RECLOSE ENABLED The recloser is operational RECLOSE DISABLED The recloser is not operational RECLOSE IN PROGRESS A reclose operation is in progress RECLOSE LOCKED OUT The r...

Страница 85: ...back the right side 4 Put the clear Lexan Front Cover back into place e CUSTOMIZING THE DISPLAY MODULE The following items are required to customize the L60 display module Black and white or color pr...

Страница 86: ...from faceplate keypad or automatically initiated from a FlexLogic operand A setting is provided to assign names to each breaker this user assigned name is used for the display of related flash messag...

Страница 87: ...sage is displayed after the USER 1 key is pressed for the second time Three possible actions can be performed from this state within 30 seconds as per items 1 2 and 3 below 1 USER 2 OFF ON To Close BK...

Страница 88: ...to display the other actual value headers SETTINGS PRODUCT SETUP Press the key until the header for the first page of Settings appears This page contains settings to configure the relay SETTINGS SYSTE...

Страница 89: ...he VALUE key displays the previous selection c ENTERING ALPHANUMERIC TEXT Text settings have data values which are fixed in length but user defined in character They may be comprised of upper case let...

Страница 90: ...SETTINGS PRODUCT SETUP message appears on the display 2 Press the MESSAGE key until the PASSWORD SECURITY message appears on the display 3 Press the MESSAGE key until the INSTALLATION message appears...

Страница 91: ...acters and press the key 7 When the VERIFY NEW PASSWORD is displayed re type in the same password and press 8 When the NEW PASSWORD HAS BEEN STORED message appears your new Setting or Command Password...

Страница 92: ...n activation of the ten minute timeout or any other time a user attempts any change to the defined tier during the ten minute timeout The LOCAL ACCESS DENIED FlexLogic operand will be set to Off after...

Страница 93: ...2 REAL TIME CLOCK See page 5 22 FAULT REPORTS See page 5 23 OSCILLOGRAPHY See page 5 24 DATA LOGGER See page 5 26 USER PROGRAMMABLE LEDS See page 5 27 USER PROGRAMMABLE SELF TESTS See page 5 30 CONTRO...

Страница 94: ...XELEMENTS See page 5 73 NON VOLATILE LATCHES See page 5 77 SETTINGS GROUPED ELEMENTS SETTING GROUP 1 See page 5 78 SETTING GROUP 2 SETTING GROUP 6 SETTINGS CONTROL ELEMENTS SETTING GROUPS See page 5 1...

Страница 95: ...REMOTE OUTPUTS DNA BIT PAIRS See page 5 211 REMOTE OUTPUTS UserSt BIT PAIRS See page 5 211 RESETTING See page 5 212 DIRECT INPUTS See page 5 212 DIRECT OUTPUTS See page 5 212 TELEPROTECTION See page 5...

Страница 96: ...or example if CT1 300 5 A and CT2 100 5 A then in order to sum these CT2 is scaled to the CT1 ratio In this case the base quantity will be 5 A secondary or 300 A primary For voltage elements the base...

Страница 97: ...ed for the circuit relaying and metering functions Two separate synchrocheck elements can be programmed to check synchroni zation between two different buses VT and the line VT These requirements can...

Страница 98: ...MODULE 1 TYPE 8F SRC 1 SRC 2 SRC 3 SRC 4 Phase current F1 to F3 CT channels used for 87PC first current and Breaker Failure 1 Not available L1 to L3 CT channels used for 87PC second current and Breake...

Страница 99: ...on the physical location of the channels required by the user to know how to connect the relay to external circuits Bank identification consists of the letter designation of the slot in which the CT V...

Страница 100: ...In the event that an incorrect Command or Setting password has been entered via the faceplate interface three times within a three minute time span the LOCAL ACCESS DENIED FlexLogic operand will be se...

Страница 101: ...during programming or reading of actual values DEFAULT MESSAGE INTENSITY To extend phosphor life in the vacuum fluorescent display the brightness can be attenuated during default message display Duri...

Страница 102: ...LEVEL and the VOLTAGE CUT OFF LEVEL are used to determine the metered power cut off levels The power cut off level is calculated as shown below For Delta connections EQ 5 3 For Wye connections EQ 5 4...

Страница 103: ...ser Programmable Pushbutton 1 to clear demand records the following settings should be applied 1 Assign the clear demand function to Pushbutton 1 by making the following change in the SETTINGS PRODUCT...

Страница 104: ...maximum of 32 relays can be daisy chained and con nected to a DCS PLC or PC using the RS485 ports COMMUNICATIONS SERIAL PORTS See below MESSAGE NETWORK See page 5 13 MESSAGE MODBUS PROTOCOL See page...

Страница 105: ...e operation of those protocols d MODBUS PROTOCOL PATH SETTINGS PRODUCT SETUP COMMUNICATIONS MODBUS PROTOCOL The serial communication ports utilize the Modbus protocol unless configured for DNP or IEC...

Страница 106: ...1 0 1 1 10 100 1000 10000 100000 MESSAGE DNP VOLTAGE SCALE FACTOR 1 Range 0 001 0 01 0 1 1 10 100 1000 10000 100000 MESSAGE DNP POWER SCALE FACTOR 1 Range 0 001 0 01 0 1 1 10 100 1000 10000 100000 MES...

Страница 107: ...Network UDP the DNP protocol can be used over UDP IP on channel 1 only Refer to Appendix E for additional information on the DNP protocol Changes to the DNP CHANNEL 1 2 PORT settings will take effect...

Страница 108: ...ver power is removed and re applied to the L60 the default deadbands will be in effect The L60 relay does not support energy metering As such the DNP ENERGY SCALE FACTOR and DNP ENERGY DEFAULT DEADBAN...

Страница 109: ...The points are configured by assigning an appropriate FlexLogic operand Refer to the Introduction to FlexLogic section in this chapter for the full range of assignable operands The menu for the analo...

Страница 110: ...D 0 Range 0 to 16383 in steps of 1 SERVER CONFIGURATION LD NAME IECDevice Range up to 32 alphanumeric characters MESSAGE IEC MMS TCP PORT NUMBER 102 Range 1 to 65535 in steps of 1 MESSAGE INCLUDE NON...

Страница 111: ...or not the UR MMS domain will be available This domain contains a large number of UR series specific data items that are not available in the IEC 61850 logical nodes This data does not fol low the IEC...

Страница 112: ...uters However GOOSE messages may be fowarded by routers if the router has been configured for VLAN functionality h WEB SERVER HTTP PROTOCOL PATH SETTINGS PRODUCT SETUP COMMUNICATIONS WEB SERVER HTTP P...

Страница 113: ...protocols can not be used at the same time When the IEC 60870 5 104 FUNC TION setting is set to Enabled the DNP protocol will not be operational When this setting is changed it will not become active...

Страница 114: ...lticast or anycast SNTP functionality 5 2 5 MODBUS USER MAP PATH SETTINGS PRODUCT SETUP MODBUS USER MAP The Modbus User Map provides read only access for up to 256 registers To obtain a memory map val...

Страница 115: ...a the relay webpage Fault duration times for each breaker created by the Breaker Arcing Current feature The fault locator does not report fault type or location if the source VTs are connected in the...

Страница 116: ...source for input currents and voltages and disturbance detection The FAULT 1 REPORT TRIG setting assigns the FlexLogic operand representing the protection element elements requiring oper ational fault...

Страница 117: ...TTINGS PRODUCT SETUP OSCILLOGRAPHY ANALOG CHANNELS An ANALOG CHANNEL setting selects the metering actual value recorded in an oscillography trace The length of each oscil lography trace depends in par...

Страница 118: ...few channels over a long period or a larger number of channels for a shorter period The relay automatically partitions the available memory between the channels in use Exam ple storage capacities for...

Страница 119: ...time interval at which the actual value data will be recorded DATA LOGGER CHNL 1 16 This setting selects the metering actual value that is to be recorded in Channel 1 16 of the data log The parameters...

Страница 120: ...the LEDs are controlled by the test sequence rather than the protection control and monitor ing features However the LED control mechanism accepts all the changes to LED states generated by the relay...

Страница 121: ...2 has started the pushbutton can be released When Stage 2 is completed Stage 3 will automatically start The test may be aborted at any time by pressing the pushbutton c TRIP AND ALARM LEDS PATH SETTI...

Страница 122: ...and SETTING GROUP ACT 4 LED 16 Operand BREAKER 2 TROUBLE LED 5 Operand SETTING GROUP ACT 5 LED 17 Operand SYNC 1 SYNC OP LED 6 Operand SETTING GROUP ACT 6 LED 18 Operand SYNC 2 SYNC OP LED 7 Operand O...

Страница 123: ...the pushbutton is released A dropout delay of 100 ms is incorporated to ensure fast pushbutton manipulation will be recognized by various features that may use control pushbuttons as inputs An event i...

Страница 124: ...messages User defined messages can also be associated with each pushbutton and displayed when the pushbutton is ON PUSHBUTTON 1 FUNCTION This setting selects the characteristic of the pushbutton If se...

Страница 125: ...ting pushbutton LED remains on for the duration of the drop out time signaling the time window for the intended operation For example consider a relay with the following settings PUSHBTN 1 ID TEXT AUT...

Страница 126: ...when the pushbutton is pressed the displays are invoked by showing the last user definable display shown during the previous activity From this moment onward the operand acts exactly as the Down key...

Страница 127: ...mation 7 Press the key to store the new settings To enter a numerical value for any of the 5 items the decimal form of the selected Modbus address from the faceplate key pad use the number keypad Use...

Страница 128: ...es that direct output messages from at least one direct device are not being received Direct input output settings are similar to remote input output settings The equivalent of the remote device name...

Страница 129: ...of digital inputs and or output contacts and or lines of program mable logic that exceed the capabilities of a single UR series chassis The problem is solved by adding an extra UR series IED such as...

Страница 130: ...o IED 4 0 2 of power system cycle If one ring is broken say TX2 RX2 the delivery times are as follows IED 1 to IED 2 0 2 of power system cycle IED 1 to IED 3 0 4 of power system cycle IED 1 to IED 4 0...

Страница 131: ...d ide ally faster message delivery time This could be accomplished using a dual ring configuration as shown below Figure 5 11 DUAL CHANNEL CLOSED LOOP DUAL RING CONFIGURATION In the above application...

Страница 132: ...ctivity the monitoring time interval will shorten This should be taken into account when determining the CRC ALARM CH1 MESSAGE COUNT setting For example if the requirement is a maximum monitoring time...

Страница 133: ...peer to peer Security of communication channel data is achieved by using CRC 32 on the data packet Teleprotection inputs outputs and direct inputs outputs are mutually exclusive as such they cannot b...

Страница 134: ...ay until RELAY SETTINGS is set to Programmed This setting is defaulted to Not Programmed when at the factory The UNIT NOT PROGRAMMED self test error message is displayed until the relay is put into th...

Страница 135: ...n the ground CT primary rating must be entered To detect low level ground fault currents the sensitive ground input may be used In this case the sensitive ground CT primary rating must be entered Refe...

Страница 136: ...across the relay input terminals when nominal voltage is applied to the VT primary For example on a system with a 13 8 kV nominal primary voltage and with a 14400 120 volt VT in a Delta connec tion th...

Страница 137: ...e referencing while Clarke transformation of the phase signals is used for frequency metering and tracking for better performance dur ing fault open pole and VT and CT fail conditions The phase refere...

Страница 138: ...t in the relevant settings menu The internal design of the ele ment specifies which type of parameter to use and provides a setting for source selection In elements where the parameter may be either f...

Страница 139: ...827092A3 CDR SOURCE 1 CURRENT PHASOR PRODUCT SETUP DISPLAY PROPERTIES CURRENT CUT OFF LEVEL PRODUCT SETUP DISPLAY PROPERTIES CURRENT CUT OFF LEVEL PRODUCT SETUP DISPLAY PROPERTIES CURRENT CUT OFF LEV...

Страница 140: ...signal to operate an output relay to open Breaker No 1 BREAKER 1 2 CLOSE Selects an operand that creates a programmable signal to operate an output relay to close Breaker No 1 BREAKER 1 2 A 3 POLE Sel...

Страница 141: ...is selected as 3 pole this setting has no function If the mode is selected as 1 pole this input is used to track phase C as above for phase A BREAKER 1 2 EXT ALARM Selects an operand usually an exter...

Страница 142: ...5 50 L60 Line Phase Comparison Relay GE Multilin 5 3 SYSTEM SETUP 5 SETTINGS 5 Figure 5 13 DUAL BREAKER CONTROL SCHEME LOGIC...

Страница 143: ...kup of 1 i e 0 98 pu and 1 03 pu It is recommended to set the two times to a similar value otherwise the linear approximation may result in undesired behavior for the operating quantity that is close...

Страница 144: ...ly at higher currents and where upstream and downstream pro tective devices have different operating characteristics The Recloser Curve configuration window shown below appears when the Initialize Fro...

Страница 145: ...below Figure 5 15 COMPOSITE RECLOSER CURVE WITH HCT DISABLED With the HCT feature enabled the operating time reduces to 30 ms for pickup multiples exceeding 8 times pickup Figure 5 16 COMPOSITE RECLOS...

Страница 146: ...R CURVES GE113 GE120 GE138 AND GE142 GE104 1 1 2 1 5 2 2 5 3 4 5 6 7 8 9 10 12 15 20 0 01 0 02 0 05 0 1 0 2 0 5 1 2 CURRENT multiple of pickup TIME sec GE101 GE102 GE103 GE106 GE105 842723A1 CDR 1 1 2...

Страница 147: ...ND GE201 Figure 5 20 RECLOSER CURVES GE131 GE141 GE152 AND GE200 1 1 2 1 5 2 2 5 3 4 5 6 7 8 9 10 12 15 20 0 5 1 2 5 10 20 50 CURRENT multiple of pickup TIME sec GE134 GE151 GE140 GE137 GE201 842730A1...

Страница 148: ...GE116 GE117 GE118 GE132 GE136 AND GE139 842729A1 CDR 1 1 2 1 5 2 2 5 3 4 5 6 7 8 9 10 12 15 20 0 01 0 02 0 05 0 1 0 2 0 5 1 2 5 10 20 50 CURRENT multiple of pickup TIME sec GE133 GE163 GE162 GE161 GE1...

Страница 149: ...Figure 5 24 RECLOSER CURVES GE119 GE135 AND GE202 842724A1 CDR 1 1 2 1 5 2 2 5 3 4 5 6 7 8 9 10 12 15 20 0 01 0 02 0 05 0 1 0 2 0 5 1 2 5 10 20 CURRENT multiple of pickup TIME sec GE121 GE114 GE112 GE...

Страница 150: ...tact output The state of the contact input can be displayed locally or viewed remotely via the communications facilities provided If a simple scheme where a contact input is used to block an element i...

Страница 151: ...Voltage is presently applied to the input external contact closed Off Cont Ip Off Voltage is presently not applied to the input external contact open Contact Output type Form A contact only Voltage O...

Страница 152: ...m Autoreclosure is disabled Autoreclosure is in Reclose in Progress state A single pole reclosure is in progress A three pole reclosure is in progress via Dead Time 1 A three pole reclosure is in prog...

Страница 153: ...p CT Fail has dropped out ELEMENT Digital Counters Counter 1 HI Counter 1 EQL Counter 1 LO Counter 8 HI Counter 8 EQL Counter 8 LO Digital Counter 1 output is more than comparison value Digital Counte...

Страница 154: ...FWD NEG SEQ DIR OC2 REV Negative Sequence Directional OC1 Forward has operated Negative Sequence Directional OC1 Reverse has operated Negative Sequence Directional OC2 Forward has operated Negative Se...

Страница 155: ...operated Phase Distance Zone 1 phase AB has picked up Phase Distance Zone 1 phase BC has picked up Phase Distance Zone 1 phase CA has picked up Phase Distance Zone 1 phase AB IOC is supervising Phase...

Страница 156: ...of UV1 has picked up Phase A of UV1 has operated Phase B of UV1 has operated Phase C of UV1 has operated Phase A of UV1 has dropped out Phase B of UV1 has dropped out Phase C of UV1 has dropped out P...

Страница 157: ...acket corruption on channel 2 CRC detected lost packet on channel 1 CRC detected lost packet on channel 2 Flag is set Logic 1 Flag is set Logic 1 Flag is set Logic 1 Flag is set Logic 1 ELEMENT Trip O...

Страница 158: ...ILURE SYSTEM EXCEPTION UNIT NOT CALIBRATED UNIT NOT PROGRAMMED WATCHDOG ERROR Any of the major self test errors generated major error Any of the minor self test errors generated minor error Any self t...

Страница 159: ...ry in the list of processed FlexLogic parameters One Shot POSITIVE ONE SHOT One shot that responds to a positive going edge A one shot refers to a single input gate that generates a pulse in response...

Страница 160: ...16 17 through 25 to AND 9 and the outputs from these two gates to AND 2 Inspect each operator between the initial operands and final virtual outputs to determine if the output from the operator is us...

Страница 161: ...to start at the output end of the equation and work back towards the input as shown in the following steps It is also recommended to list operator inputs from bottom to top For demonstration the final...

Страница 162: ...et of parame ters into a logic diagram The result of this process is shown below which is compared to the Logic for Virtual Output 3 dia gram as a check Figure 5 31 FLEXLOGIC EQUATION FOR VIRTUAL OUTP...

Страница 163: ...ases where a lot of processing is required to perform logic this may be difficult to achieve but in most cases will not cause problems as all logic is calculated at least 4 times per power frequency c...

Страница 164: ...FLEXLOGIC FLEXLOGIC EQUATION EDITOR There are 512 FlexLogic entries available numbered from 1 to 512 with default END entry settings If a Disabled Ele ment is selected as a FlexLogic entry the associa...

Страница 165: ...AME FxE1 Range up to 6 alphanumeric characters MESSAGE FLEXELEMENT 1 IN Off Range Off any analog actual value parameter MESSAGE FLEXELEMENT 1 IN Off Range Off any analog actual value parameter MESSAGE...

Страница 166: ...applications for the Absolute setting include monitoring the angular difference between two phasors with a symmetrical limit angle in both directions monitoring power regardless of its direction or mo...

Страница 167: ...PKP FLEXELEMENT DIRECTION Over PICKUP HYSTERESIS of PICKUP FlexElement 1 OpSig FLEXELEMENT 1 PKP FLEXELEMENT DIRECTION Under PICKUP HYSTERESIS of PICKUP 842705A1 CDR 842706A2 CDR FlexElement 1 OpSig F...

Страница 168: ...rection Pickup and Hysteresis dia gram The FLEXELEMENT 1 DT UNIT setting specifies the time unit for the setting FLEXELEMENT 1 dt This setting is applicable only if FLEXELEMENT 1 COMP MODE is set to D...

Страница 169: ...the specified FlexLogic operand resets Latch 1 Figure 5 36 NON VOLATILE LATCH OPERATION TABLE N 1 to 16 AND LOGIC LATCH 1 LATCH 1 FUNCTION Disabled Range Disabled Enabled MESSAGE LATCH 1 TYPE Reset Do...

Страница 170: ...hapter 5 5 2 SETTING GROUP PATH SETTINGS GROUPED ELEMENTS SETTING GROUP 1 6 Each of the six Setting Group menus is identical SETTING GROUP 1 the default active group automatically becomes active if no...

Страница 171: ...ogic operand MESSAGE 87PC FDH PICKUP 0 75 pu Range 0 01 to 15 00 pu in steps of 0 01 MESSAGE 87PC FDH AUX Off Range FlexLogic operand MESSAGE 87PC CH1 ASYMMETRY 0 0 ms Range 5 0 to 5 0 ms in steps of...

Страница 172: ...ions channel failure detector 87PC SIGNAL SOURCE Selects whether current is supplied from one current source either single breaker CT appli cation or dual breakers with CTs summed externally or from t...

Страница 173: ...signals are important for the analysis of 87PC operation As such they are recorded in oscillography A list of the 87PC channels recorded in oscillography is shown below Table 5 11 87PC OSCILLOGRAPHY...

Страница 174: ...re digitally sampled at 64 samples per cycle providing excellent resolution This also eliminates car rier building up and tailing off problems since the voltage threshold for received pulses is user p...

Страница 175: ...SOURCE 1 IA IB IC I_2 SETTING 87PC SIGNAL SOURCE 2 IA IB IC SETTINGS SETTING 87PC FUNCTION AND 87PC BLOCK Disable 0 Off 0 Enable 1 Channel 1 from carrier 1 87PC Rx1P Channel 2 from carrier 2 Rx1P Rx1...

Страница 176: ...sion of two breakers is required this setting is used to assign a FlexLogic operand to control open close state of the Breaker 2 with either 52a or 52b type contact to create logic 1 when the breaker...

Страница 177: ...PERAND OPEN BREAKER KEYING BRK 1 CONTACT SUPV BRK 2 CONTACT SUPV OPEN BRK KEYING PKP DELAY 00 000S WEEK INFEED PICKUP DELAY OPEN BRK KEYING RST DELAY 00 000S WEEK INFEED RESET DELAY WEAK INFEED KEYING...

Страница 178: ...e is being re energized from the local ter minal pickup of an overreaching Zone 2 or excessive phase current within eight power cycles after the autorecloser issues a close command results in the LINE...

Страница 179: ...trip action if the intent is apply Zone 1 extension The Zone 1 extension philosophy used here normally operates from an under reaching zone and uses an overreaching distance zone when reclosing the l...

Страница 180: ...the MEMORY DURA TION cannot be too long as the power system may experience power swing conditions rotating the voltage and current phasors slowly while the memory voltage is static as frozen at the b...

Страница 181: ...DIST Z1 FUNCTION Disabled Range Disabled Enabled MESSAGE PHS DIST Z1 DIR Forward Range Forward Reverse Non directional MESSAGE PHS DIST Z1 SHAPE Mho Range Mho Quad MESSAGE PHS DIST Z1 XFMR VOL CONNEC...

Страница 182: ...r the instantaneous under reaching tripping mode Additional details may be found in Chapter 8 Theory of Operation Ensure that the PHASE VT SECONDARY VOLTAGE setting see the SETTINGS SYSTEM SETUP AC IN...

Страница 183: ...ANCE CHARACTERISTIC Figure 5 43 DIRECTIONAL QUADRILATERAL PHASE DISTANCE CHARACTERISTIC 837720A1 CDR X R R E A C H RCA DIR RCA DIR COMP LIMIT DIR COMP LIMIT COMP LIMIT 837800A1 X1 CDR X R RCA COMP LIM...

Страница 184: ...A1 X2 CDR X R RE AC H RCA COMP LIMIT COMP LIMIT RGT BLD RCA LFT BLD RCA RGT BLD LFT BLD REV REA CH REV REACH RCA COMP LIMIT COMP LIMIT 837722A1 CDR X R R E A C H RCA 80o COMP LIMIT 90o DIR RCA 80o DIR...

Страница 185: ...g shall be set to Yd1 The zone is restricted by the potential point location of the VTs as illustrated in Figure e PHS DIST Z1 XFMR CUR CONNECTION This setting specifies the location of the current so...

Страница 186: ...s setting defines the angle of the reverse reach impedance if the zone is set to non directional PHS DIST Z1 DIR setting This setting does not apply when the zone direction is set to Forward or Revers...

Страница 187: ...itude of the line to line current fault loop current used for the distance calculations For convenience is accommodated by the pickup i e before being used the entered value of the threshold setting i...

Страница 188: ...PKP BC PH DIST Z1 PKP CA PHS DIST Z1 DELAY 0 0 0 OR OR OR OR AND AND AND AND AND AND PH DIST Z1 OP AB PH DIST Z1 OP PH DIST Z1 OP BC PH DIST Z1 OP CA 837017A6 CDR tPKP tPKP tPKP FLEXLOGIC OPERAND FLEX...

Страница 189: ...ST Z1 SUPN IAB PH DIST Z1 SUPN IBC PH DIST Z1 SUPN ICA I I A B 3 PICKUP I I B C 3 PICKUP I I C A 3 PICKUP QUAD ONLY D60 ONLY SETTINGS SETTING AND PHS DIST Z1 BLK Disable 0 Off 0 Enable 1 PHS DIST Z1 F...

Страница 190: ...0 01 MESSAGE GND DIST Z1 RCA 85 Range 30 to 90 in steps of 1 MESSAGE GND DIST Z1 REV REACH 2 00 Range 0 02 to 500 00 in steps of 0 01 MESSAGE GND DIST Z1 REV REACH RCA 85 Range 30 to 90 in steps of 1...

Страница 191: ...both phase and ground elements for all zones as entered under the SETTINGS GROUPED ELEMENTS SETTING GROUP 1 6 DISTANCE menu 2 The MEMORY DURATION setting common for both phase and ground elements for...

Страница 192: ...nabling precise values for tapped non homologous and series compensated lines GND DIST Z1 ZOM Z1 MAG The ground distance elements can be programmed to apply compensation for the zero sequence mutual c...

Страница 193: ...ing becomes less relevant when the resistive coverage and zone reach are set conservatively Also this setting is more relevant in lower voltage appli cations such as on distribution lines or cables as...

Страница 194: ...ing maloperation due to VT fuse failure GND DIST Z1 VOLT LEVEL This setting is relevant for applications on series compensated lines or in general if series capacitors are located between the relaying...

Страница 195: ...FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND OPEN POLE OP A OPEN POLE OP B OPEN POLE OP C SETTING GND DIST Z1 SUPV RUN I_2 I_1 I_0 V_1 V_1 0 80pu I_1 0 025pu VT CONNECTION WYE VAG VBG VBG VCG...

Страница 196: ...PICKUP QUAD ONLY FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND OPEN POLE OP A OPEN POLE OP B OPEN POLE OP C D60 ONLY SETTINGS GND DIST Z2 DIR GND DIST Z2 SHAPE GND DIST Z2 Z0 Z2 ANG GND DIST...

Страница 197: ...romising the sensitivity of ground distance elements at low signal levels Otherwise the reverse fault condition that generates concern will have high polarizing levels so that a cor rect reverse fault...

Страница 198: ...WER SWING FWD RCA 75 Range 40 to 90 in steps of 1 MESSAGE POWER SWING REV REACH 50 00 Range 0 10 to 500 00 in steps of 0 01 MESSAGE POWER SWING QUAD REV REACH MID 60 00 Range 0 10 to 500 00 in steps o...

Страница 199: ...n to develop an under standing of the operation of the element The Power Swing Detect element operates in three step or two step mode Three step operation The power swing blocking sequence essentially...

Страница 200: ...NG TRIP operand is set immediately and sealed in for the interval set by the POWER SWING SEAL IN DELAY If the Delayed trip mode is selected the element waits until the impedance locus leaves the inner...

Страница 201: ...INNER POWER SWING TMR2 PKP POWER SWING TMR3 PKP and POWER SWING TMR4 PKP FlexLogic operands are auxiliary operands that could be used to facilitate testing and special applications The POWER SWING BLO...

Страница 202: ...ted in correlation with settings of the power swing timers The 2 step mode uses only the outer and inner characteristics for both blocking and tripping functions This leaves more space in heavily load...

Страница 203: ...cteristics Set this value high if no blinder is required for the Mho characteristic POWER SWING PICKUP DELAY 1 All the coordinating timers are related to each other and should be set to detect the fas...

Страница 204: ...e element is enabled The blocking signal resets the output POWER SWING TRIP operand but does not stop the out of step tripping sequence Figure 5 61 POWER SWING DETECT SCHEME LOGIC 1 of 3 Figure 5 62 P...

Страница 205: ...ETTING POWER SWING SEAL IN DELAY POWER SWING DELAY 1 RESET POWER SWING DELAY 1 PICKUP POWER SWING DELAY 2 PICKUP POWER SWING DELAY 3 PICKUP POWER SWING DELAY 4 PICKUP POWER SWING BLK Off 0 POWER SWING...

Страница 206: ...distance element LOAD ENCROACHMENT LOAD ENCROACHMENT FUNCTION Disabled Range Disabled Enabled MESSAGE LOAD ENCROACHMENT SOURCE SRC 1 Range SRC 1 SRC 2 SRC 3 SRC 4 MESSAGE LOAD ENCROACHMENT MIN VOLT 0...

Страница 207: ...as shown in the Load Encroachment Characteristic diagram This setting should be entered in secondary ohms and be calculated as the positive sequence resistance seen by the relay under maximum load con...

Страница 208: ...lier 1 or base curve values Setting the multiplier to zero results in an instantaneous response to all current levels above pickup Time overcurrent time calculations are made with an internal energy c...

Страница 209: ...4 587 8 007 5 187 3 710 2 837 2 277 1 897 1 626 6 0 136 090 57 130 21 880 12 010 7 780 5 564 4 255 3 416 2 845 2 439 8 0 181 454 76 174 29 174 16 014 10 374 7 419 5 674 4 555 3 794 3 252 10 0 226 817...

Страница 210: ...280 3 837 3 528 3 297 3 116 2 971 IEC CURVE B 0 05 1 350 0 675 0 338 0 225 0 169 0 135 0 113 0 096 0 084 0 075 0 10 2 700 1 350 0 675 0 450 0 338 0 270 0 225 0 193 0 169 0 150 0 20 5 400 2 700 1 350...

Страница 211: ...88 1 239 1 060 0 926 IAC VERY INVERSE 0 5 1 451 0 656 0 269 0 172 0 133 0 113 0 101 0 093 0 087 0 083 1 0 2 901 1 312 0 537 0 343 0 266 0 227 0 202 0 186 0 174 0 165 2 0 5 802 2 624 1 075 0 687 0 533...

Страница 212: ...nstanta neous to 600 00 seconds in steps of 10 ms EQ 5 13 EQ 5 14 where T Operate Time sec TDM Multiplier setting I Input Current Ipickup Pickup Current setting TRESET Reset Time in seconds assuming e...

Страница 213: ...y a voltage restraint feature when enabled This is accom plished via the multipliers Mvr corresponding to the phase phase voltages of the voltage restraint characteristic curve see the figure below th...

Страница 214: ...LOCK B PHASE TOC1 VOLT RESTRAINT PHASE TOC1 A PKP PHASE TOC1 A DPO PHASE TOC1 A OP PHASE TOC1 B PKP PHASE TOC1 B DPO PHASE TOC1 B OP PHASE TOC1 C PKP PHASE TOC1 C DPO PHASE TOC1 C OP PHASE TOC1 PKP PH...

Страница 215: ...C1 RESET DELAY 0 00 s Range 0 00 to 600 00 s in steps of 0 01 MESSAGE PHASE IOC1 BLOCK A Off Range FlexLogic operand MESSAGE PHASE IOC1 BLOCK B Off Range FlexLogic operand MESSAGE PHASE IOC1 BLOCK C O...

Страница 216: ...he 90 or quadrature connection If there is a requirement to supervise overcurrent elements for flows in opposite directions such as can happen through a bus tie breaker two phase directional elements...

Страница 217: ...e operating and polarizing signals The operating current for the phase directional element is the phase current for the selected current source The polar izing voltage is the line voltage from the pha...

Страница 218: ...page 5 128 MESSAGE NEUTRAL IOC2 See page 5 128 MESSAGE NEUTRAL DIRECTIONAL 1 See page 5 129 MESSAGE NEUTRAL DIRECTIONAL 2 See page 5 129 FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGI...

Страница 219: ...and the element is blocked the time accumulator will be cleared immediately Figure 5 72 NEUTRAL TOC1 SCHEME LOGIC NEUTRAL TOC1 NEUTRAL TOC1 FUNCTION Disabled Range Disabled Enabled MESSAGE NEUTRAL TOC...

Страница 220: ...e faults The positive sequence restraint must be considered when testing for pickup accuracy and response time multiple of pickup The operating quantity depends on how test currents are injected into...

Страница 221: ...forming the operating quantity EQ 5 16 The positive sequence restraint allows for more sensitive settings by counterbalancing spurious zero sequence currents resulting from System unbalances under hea...

Страница 222: ...for a phase A to ground fault with ECA 90 element characteristic angle centerline of operating characteristic FWD LA 80 forward limit angle the angular limit with the ECA for operation REV LA 80 rever...

Страница 223: ...ound and neutral point of an adequate local source of ground current The ground current must be higher than 0 05 pu to be vali dated as a polarizing signal If the polarizing signal is not valid neithe...

Страница 224: ...culate this setting In regular applications the offset impedance ensures proper operation even if the zero sequence voltage at the relaying point is very small If this is the intent the offset impedan...

Страница 225: ...NEUTRAL DIR OC1 OP CURR NEUTRAL DIR OC1 FWD NEUTRAL DIR OC1 REV Disabled 0 Measured VX Voltage Calculated V_0 Current Ground Crt IG Zero Seq Crt I_0 Dual NOTE 1 CURRENT POLARIZING IS POSSIBLE ONLY IN...

Страница 226: ...or sensitive input The conversion range of a standard channel is from 0 02 to 46 times the CT rating The conversion range of a sensitive channel is from 0 002 to 4 6 times the CT rating Figure 5 76 G...

Страница 227: ...ng GROUND IOC1 GROUND IOC1 FUNCTION Disabled Range Disabled Enabled MESSAGE GROUND IOC1 SIGNAL SOURCE SRC 1 Range SRC 1 SRC 2 SRC 3 SRC 4 MESSAGE GROUND IOC1 PICKUP 1 000 pu Range 0 000 to 30 000 pu i...

Страница 228: ...two 2 Negative Sequence Time Overcurrent two 2 Negative Sequence Instantaneous Overcurrent and two 2 Negative Sequence Directional Overcurrent elements These are described in the following sub sectio...

Страница 229: ...eared immediately Figure 5 78 NEGATIVE SEQUENCE TOC1 SCHEME LOGIC NEG SEQ TOC1 NEG SEQ TOC1 FUNCTION Disabled Range Disabled Enabled MESSAGE NEG SEQ TOC1 SIGNAL SOURCE SRC 1 Range SRC 1 SRC 2 SRC 3 SR...

Страница 230: ...The positive sequence restraint must be considered when testing for pickup accuracy and response time multiple of pickup The operating quantity depends on the way the test currents are injected into...

Страница 231: ...rent magnitude respectively when forming the element operating quantity EQ 5 18 The positive sequence restraint allows for more sensitive settings by counterbalancing spurious negative and zero sequen...

Страница 232: ...with the ECA for operation The element incorporates a current reversal logic if the reverse direction is indicated for at least 1 25 of a power system cycle the prospective forward indication will be...

Страница 233: ...gle in the reverse direction is the angle set for the forward direction shifted by 180 NEG SEQ DIR OC1 FWD LIMIT ANGLE This setting defines a symmetrical in both directions from the ECA limit angle fo...

Страница 234: ...PICKUP 1 050 pu Range 0 001 to 30 000 pu in steps of 0 001 MESSAGE BF1 USE TIMER 1 Yes Range Yes No MESSAGE BF1 TIMER 1 PICKUP DELAY 0 000 s Range 0 000 to 65 535 s in steps of 0 001 MESSAGE BF1 USE T...

Страница 235: ...ised initiate is to be used The use of a current supervised initiate results in the breaker failure ele ment not being initiated for a breaker that has very little or no current flowing through it whi...

Страница 236: ...r inserts an opening resistor into the faulted circuit to a lower level after resistor insertion The Hi set detector is enabled after timeout of Timer 1 or 2 along with a timer that will enable the Lo...

Страница 237: ...ted fault current on the protected breaker Neutral current supervision is used only in the three phase scheme to provide increased sensitivity This setting is valid only for three pole tripping scheme...

Страница 238: ...ect the lowest expected fault current on the protected breaker after a breaker opening resistor is inserted approximately 90 of the resistor current This setting is valid only for 3 pole breaker failu...

Страница 239: ...PH B INITIATE BF1 PH C INITIATE BKR FAIL 1 RETRIPA TRIP PHASE C In D60 Only From Trip Output TRIP PHASE B TRIP 3 POLE TRIP PHASE A BKR FAIL 1 RETRIPB BKR FAIL 1 RETRIPC BF1 SOURCE BF1 PH AMP SUPV PIC...

Страница 240: ...BF1 USE TIMER 1 BF1 USE TIMER 2 BF1 USE TIMER 3 BF1 BKR POS1 A 3P BF1 BKR POS2 A 3P BF1 BKR POS1 B BF1 BKR POS2 B BF1 BKR POS1 C BF1 BKR POS2 C BF1 TIMER 3 PICKUP DELAY BF1 TRIP DROPOUT DELAY BKR FAIL...

Страница 241: ...GE Multilin L60 Line Phase Comparison Relay 5 149 5 SETTINGS 5 5 GROUPED ELEMENTS 5 Figure 5 86 BREAKER FAILURE 3 POLE INITIATE Sheet 1 of 2...

Страница 242: ...5 150 L60 Line Phase Comparison Relay GE Multilin 5 5 GROUPED ELEMENTS 5 SETTINGS 5 Figure 5 87 BREAKER FAILURE 3 POLE TIMERS Sheet 2 of 2...

Страница 243: ...a load from its normal source to a standby or emergency power source The undervoltage elements can be programmed to have a Definite Time delay characteristic The Definite Time curve oper ates when th...

Страница 244: ...o Phase MESSAGE PHASE UV1 PICKUP 1 000 pu Range 0 000 to 3 000 pu in steps of 0 001 MESSAGE PHASE UV1 CURVE Definite Time Range Definite Time Inverse Time MESSAGE PHASE UV1 DELAY 1 00 s Range 0 00 to...

Страница 245: ...steps of 0 001 MESSAGE PHASE OV1 PICKUP DELAY 1 00 s Range 0 00 to 600 00 s in steps of 0 01 MESSAGE PHASE OV1 RESET DELAY 1 00 s Range 0 00 to 600 00 s in steps of 0 01 MESSAGE PHASE OV1 BLOCK Off Ra...

Страница 246: ...r be used as a definite time element The NEUTRAL OV1 3 PICKUP DELAY setting applies only if the NEUTRAL OV1 3 CURVE setting is Definite time The source assigned to this element must be configured for...

Страница 247: ...ns for both Definite and Inverse Time Delay are as for the Phase Undervoltage element The element resets instantaneously The minimum voltage setting selects the operating voltage below which the eleme...

Страница 248: ...VOLTAGE SCHEME LOGIC AUXILIARY OV1 AUX OV1 FUNCTION Disabled Range Disabled Enabled MESSAGE AUX OV1 SIGNAL SOURCE SRC 1 Range SRC 1 SRC 2 SRC 3 SRC 4 MESSAGE AUX OV1 PICKUP 0 300 pu Range 0 000 to 3 0...

Страница 249: ...ate on setting for Group 1 the default active group because Group 1 automatically becomes active if no other group is active The SETTING GROUP 1 6 NAME settings allows to user to assign a name to each...

Страница 250: ...TEP UP Off Range FlexLogic operand MESSAGE SELECTOR 1 STEP UP MODE Time out Range Time out Acknowledge MESSAGE SELECTOR 1 ACK Off Range FlexLogic operand MESSAGE SELECTOR 1 3BIT A0 Off Range FlexLogic...

Страница 251: ...ce and an alarm will be set SELECTOR 1 STEP UP This setting specifies a control input for the selector switch The switch is shifted to a new position at each rising edge of this signal The position ch...

Страница 252: ...SELECTOR TIME OUT setting after the last activity of the 3 bit control inputs Note that the stepping up control input and 3 bit control input have independent acknowledging signals SELECTOR 1 ACK and...

Страница 253: ...ese diagrams T represents a time out setting Figure 5 95 TIME OUT MODE 842737A1 CDR STEP UP 3BIT A0 3BIT A1 3BIT A2 POS 1 POS 2 POS 3 POS 4 POS 5 POS 6 POS 7 BIT 0 BIT 1 BIT 2 pre existing position 2...

Страница 254: ...ure 5 96 ACKNOWLEDGE MODE 842736A1 CDR STEP UP ACK 3BIT A0 3BIT A1 3BIT A2 3BIT ACK POS 1 POS 2 POS 3 POS 4 POS 5 POS 6 POS 7 BIT 0 BIT 1 BIT 2 pre existing position 2 changed to 4 with a pushbutton c...

Страница 255: ...P UP MODE Time out SELECTOR 1 3BIT A2 CONT IP 3 ON SELECTOR 1 TIME OUT 5 0 s SELECTOR 1 3BIT MODE Time out SELECTOR 1 STEP UP PUSHBUTTON 1 ON SELECTOR 1 3BIT ACK Off SELECTOR 1 ACK Off SELECTOR 1 POWE...

Страница 256: ...operand MESSAGE TRIP 1 POLE INPUT 6 Off Range FlexLogic operand MESSAGE TRIP RECLOSE INPUT 1 Off Range FlexLogic operand MESSAGE TRIP RECLOSE INPUT 2 Off Range FlexLogic operand MESSAGE TRIP RECLOSE...

Страница 257: ...y unless the phase selector or a pilot aided scheme determines the fault is single phase to ground If the fault is identified as being AG BG or CG only the operands for the faulted phase will be asser...

Страница 258: ...three pole operation on a single line to ground internal fault Delaying tripping on internal faults that follow detection of reverse faults solves the problem As long as the operand indicated under t...

Страница 259: ...AG From Recloser From Open Pole From Phase Selector From Open Pole From Line Pickup Element D60 only from Pilot Aided Schemes From Pilot Aided Schemes From Phase Selector PHASE SELECT BG LINE PICKUP O...

Страница 260: ...frequency difference F This time can be calculated by EQ 5 19 where phase angle difference in degrees F frequency difference in Hz SYNCHROCHECK 1 SYNCHK1 FUNCTION Disabled Range Disabled Enabled MESSA...

Страница 261: ...en the frequency difference becomes lower than SYNCHK1 MAX FREQ DIFF Once the Synchrocheck element has operated the frequency difference must increase above the SYNCHK1 MAX FREQ DIFF SYNCHK1 MAX FREQ...

Страница 262: ...ry Voltage to check the synchronism conditions If using a single CT VT module with both phase voltages and an auxiliary voltage ensure that only the auxiliary voltage is programmed in one of the sourc...

Страница 263: ...RESIS SYNCHK1 MAX FREQ DIFF Magnitude V2 SYNC1 SYNC1 V SYNC1 F Magnitude V1 Angle 2 Angle 1 827076AA CDR SYNC1 DEAD S OP SYNC1 V1 BELOW MAX SYNC1 V2 ABOVE MIN SYNC1 CLS OP SYNC1 SYNC OP SYNC1 DEAD S D...

Страница 264: ...AL ELEMENT SCHEME LOGIC CIRCUIT MONITORING APPLICATIONS Some versions of the digital input modules include an active voltage monitor circuit connected across Form A contacts The voltage monitor circui...

Страница 265: ...ll fall below the monitor threshold and an alarm would be declared In most breaker control circuits the trip coil is connected in series with a breaker auxiliary contact which is open when the breaker...

Страница 266: ...ip circuit In this case it is not required to supervise the monitoring circuit with the breaker position the BLOCK setting is selected to Off In this case the settings will be Figure 5 102 TRIP CIRCUI...

Страница 267: ...o EQL or less than LO the set value COUNTER 1 UP Selects the FlexLogic operand for incrementing the counter If an enabled UP input is received when the accumulated value is at the limit of 2 147 483 6...

Страница 268: ...for capturing freezing the accumulated count value into a separate register with the date and time of the operation and resetting the count to 0 COUNTER 1 FREEZE COUNT Selects the FlexLogic operand fo...

Страница 269: ...85 MESSAGE VT FUSE FAILURE 2 See page 5 185 MESSAGE OPEN POLE See page 5 186 BREAKER 1 ARCING CURRENT BKR 1 ARC AMP FUNCTION Disabled Range Disabled Enabled MESSAGE BKR 1 ARC AMP SOURCE SRC 1 Range SR...

Страница 270: ...Integration of the measured current continues for 100 ms which is expected to include the total arcing period The feature is programmed to perform fault duration calculations Fault duration is defined...

Страница 271: ...LSHOVR AMP PKP 0 600 pu Range 0 000 to 1 500 pu in steps of 0 001 MESSAGE BKR 1 FLSHOVR PKP DELAY 0 100 s Range 0 000 to 65 535 s in steps of 0 001 MESSAGE BKR 1 FLSHOVR SPV A Off Range FlexLogic oper...

Страница 272: ...breaker on the line or feeder and the downstream breaker is open the measured voltage would be zero and the flash over element will not be initiated The flashover detection will reset if the current d...

Страница 273: ...itiate FlexLogic pickup operands and start the BRK 1 2 FLSHOVR PKP DELAY timer This application do not require detection of breaker status via a 52a contact as it uses a voltage difference larger than...

Страница 274: ...when the line is de energized all line breakers open to well above the maximum line feeder load line feeder con nected to load BRK FLSHOVR SPV A C This setting specifies a FlexLogic operand per breake...

Страница 275: ...locked Remote signals representing operation of some remote current protection elements via communication channel or local ones can be chosen as well CT FAIL 3I0 INPUT 1 This setting is used to select...

Страница 276: ...ickup value for 3V_0 source CT FAIL PICKUP DELAY This setting is used to select the pickup delay of the element Figure 5 107 CT FAILURE DETECTOR SCHEME LOGIC CT FAIL FUNCTION CT FAIL BLOCK CT FAIL 3IO...

Страница 277: ...could also be present when faults are present on the system so a means of detecting faults and inhibiting fuse failure declarations during these events is pro vided Once the fuse failure condition is...

Страница 278: ...ecifies zero sequence reactance of the entire line If shunt reactors are applied this value should be a net capacitive reactance of the line and the reactors installed between the line breakers The va...

Страница 279: ...2 B CLSD BREAKER 1 C CLSD BREAKER 2 C CLSD BREAKER 1 OOS BREAKER 2 OOS IA IC IB VAG VBG VCG OPEN POLE VOLTAGE SUPV OPEN POLE LINE XC1 OPEN POLE LINE XC0 AND OR OR OR OR OR OR Disabled 0 Charging Curr...

Страница 280: ...ignal but is settable as ECHO DURATION POTT RX PICKUP DELAY This setting enables the relay to cope with spurious receive signals The delay should be set longer than the longest spurious TX signal that...

Страница 281: ...line end open conditions as detected by the Line Pickup logic through the LINE PICKUP LEO PKP FlexLogic operand The validated line end open condition is a requirement for the POTT scheme to return a...

Страница 282: ...1 Enabled 1 PH DIST Z2 PKP GND DIR O C FWD POTT RX LINE PICKUP LEO PKP POTT TX POTT OP POTT PERMISSIVE ECHO Disabled 0 Disabled 0 837014A9 CDR GND DIST Z2 PKP Off 0 Off 0 SETTINGS SETTINGS SETTINGS SE...

Страница 283: ...lexLogic operand MESSAGE AR 3P INIT Off Range FlexLogic operand MESSAGE AR 3P TD INIT Off Range FlexLogic operand MESSAGE AR MULTI P FAULT Off Range FlexLogic operand MESSAGE BKR ONE POLE OPEN Off Ran...

Страница 284: ...the fault type and the reclose mode The signal used to initiate the autoreclose scheme is the trip output from protection This signal can be single pole tripping for single phase faults and three pha...

Страница 285: ...ME 1 for the first shot If the initiating signal is AR 3P TD INIT the scheme starts AR 3 P DEAD TIME 2 for the first shot If two or more shots are enabled the second third and fourth shots are always...

Страница 286: ...pole through the AR SHOT COUNT 0 oper and that will set the AR FORCE 3P operand After the second reclose the shot counter is set to 2 Upon reclosing the fault is again detected by protection the brea...

Страница 287: ...ll be also sent to Lockout if one breaker fails to reclose and the setting AR BKR FAIL OPTION is set to Lockout Once the Lockout state is set it will be latched until one or more of the following occu...

Страница 288: ...oreclose scheme can be disabled for a programmable time delay after an associated circuit breaker is manually commanded to close preventing reclosing onto an existing fault such as grounds on the line...

Страница 289: ...expires the scheme goes to Lockout The mini mum permissible setting is established by the AR 3 P DEAD TIME 2 timer setting Settings beyond this will determine the wait time for the breaker to open so...

Страница 290: ...eclosed sequentially The transfer timer is initiated by a close signal to the first breaker The transfer timer trans fers the reclose signal from the breaker selected to close first to the second brea...

Страница 291: ...3 From Sheet 2 AR 1 P DEAD TIME 0 0 SETTING 0 AR BLK TIME UPON MAN CLS FLEXLOGIC OPERAND AR RIP S S S R R R Latch Latch Latch 1 25 cycle 0 FLEXLOGIC OPERAND FLEXLOGIC OPERAND SETTING AR SHOT COUNT 0...

Страница 292: ...SETTING AR MAX NO OF SHOTS Increm Shot Counter Decrem Shot Counter Sh 2 Sh 4 Sh 1 Sh 3 Sh 0 Sh Max Reset Count SETTING SETTING SETTING SETTING SETTING SETTING SETTING SETTING SETTING AND AND AND AND O...

Страница 293: ...PEN BREAKER 1 ONE P OPEN BREAKER 2 ONE P OPEN BREAKER 2 CLOSED BREAKER 1 MNL CLS BREAKER 1 OOS BREAKER 2 OOS FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND BREAKER 2 MNL CLS FLEXLOGIC OPERAND F...

Страница 294: ...T PROT T TRIP BKR T PROT RESET T R I P AR RIP AR 1 P RIP AR FORCE 3P TRIP CLOSE AR CLOSE BKR1 T CLOSE BKR1 T TRIP BKR T PROT RESET 3 P 2 DEAD TIME TRANSFER TIME T CLOSE BKR2 842703A4 CDR T PROT T CLOS...

Страница 295: ...r settable debounce time in order for the L60 to validate the new contact state In the figure below the debounce time is set at 2 5 ms thus the 6th sample in a row validates the change of state mark n...

Страница 296: ...lter the LOW HIGH marks no 1 2 3 and 4 in the figure below and HIGH LOW marks no 5 6 7 and 8 below transitions Figure 5 115 INPUT CONTACT DEBOUNCING MECHANISM AND TIME STAMPING SAMPLE TIMING Contact i...

Страница 297: ...1 the output operand will be set to ON 1 for only one evaluation of the FlexLogic equa tions and then return to OFF 0 If set to Latched the virtual input sets the state of the output operand to the sa...

Страница 298: ...event damage to the less robust initiating contact This can be done by monitoring an auxiliary contact on the breaker which opens when the breaker has tripped but this scheme is subject to incorrect o...

Страница 299: ...ecifies the contact response under conflicting control inputs that is when both the OPERATE and RESET signals are applied With both control inputs applied simultaneously the contact will close if set...

Страница 300: ...rogram the Latching Outputs by making the following changes in the SETTINGS INPUTS OUTPUTS CONTACT OUT PUTS CONTACT OUTPUT H1a menu assuming an H4L module OUTPUT H1a OPERATE VO1 OUTPUT H1a RESET VO2 5...

Страница 301: ...provides 32 DNA bit pairs that represent the state of two pre defined events and 30 user defined events All remaining bit pairs are UserSt bit pairs which are status bits representing user definable e...

Страница 302: ...is defined by the user selection of the FlexLogic operand whose state is represented in the GSSE GOOSE message A user must program a DNA point from the appropriate FlexLogic operand Remote Input 1 mu...

Страница 303: ...2 originate as GSSE GOOSE messages to be transmitted to remote devices Each digital point in the message must be programmed to carry the state of a specific FlexLogic operand The setting above is used...

Страница 304: ...EVICE ID represents the source of this direct input The specified direct input is driven by the device identified here The DIRECT INPUT 1 BIT NUMBER is the bit number to extract the state for this dir...

Страница 305: ...mable logic requirements The two IEDs are con nected via single channel digital communication cards as shown below Figure 5 117 INPUT OUTPUT EXTENSION VIA DIRECT INPUTS OUTPUTS Assume Contact Input 1...

Страница 306: ...IRECT INPUT 8 DEFAULT STATE select On for security select Off for dependability DIRECT INPUT 9 DEVICE ID 4 DIRECT INPUT 9 BIT NUMBER 3 DIRECT INPUT 9 DEFAULT STATE select On for security select Off fo...

Страница 307: ...T 5 DEVICE ID 1 DIRECT INPUT 5 BIT NUMBER 2 DIRECT INPUT 6 DEVICE ID 3 DIRECT INPUT 6 BIT NUMBER 2 DIRECT OUT 2 OPERAND HYB POTT TX1 DIRECT OUT 3 OPERAND DIRECT INPUT 5 forward a message from 1 to 3 D...

Страница 308: ...lity The teleprotection function must be enabled to utilize the inputs b TELEPROTECTION INPUTS PATH SETTINGS INPUTS OUTPUTS TELEPROTECTION TELEPROT INPUTS Setting the TELEPROT INPUT DEFAULT setting to...

Страница 309: ...T OUTPUT 2 1 Off Range FlexLogic operand MESSAGE TELEPROT OUTPUT 2 2 Off Range FlexLogic operand MESSAGE TELEPROT OUTPUT 2 16 Off Range FlexLogic operand 842750A2 CDR TELEPROT OUTPUT 1 1 same for 1 2...

Страница 310: ...channel available in the specific relay as shown below for the first channel of a type 5F transducer module installed in slot M The function of the channel may be either Enabled or Disabled If Disabl...

Страница 311: ...annel may be either Enabled or Disabled If Disabled there will not be an actual value created for the channel An alphanumeric ID is assigned to the channel this ID will be included in the channel actu...

Страница 312: ...EQ 5 22 The feature is intentionally inhibited if the MAX VAL and MIN VAL settings are entered incorrectly e g when MAX VAL MIN VAL 0 1 pu The resulting characteristic is illustrated in the following...

Страница 313: ...ollowing settings should be entered DCMA OUTPUT H1 SOURCE SRC 1 P DCMA OUTPUT H1 RANGE 1 to 1 mA DCMA OUTPUT H1 MIN VAL 1 247 pu DCMA OUTPUT H1 MAX VAL 1 247 pu With the above settings the output will...

Страница 314: ...is chapter for additional details is EQ 5 31 The minimum and maximum voltage values to be monitored in pu are EQ 5 32 The following settings should be entered DCMA OUTPUT H3 SOURCE SRC 2 V_1 mag DCMA...

Страница 315: ...t and output using the Force Contact Inputs and Force Contact Outputs test functions described in the fol lowing sections 5 9 2 FORCE CONTACT INPUTS PATH SETTINGS TESTING FORCE CONTACT INPUTS The rela...

Страница 316: ...put 4 should close Also Contact Output 1 should freeze Contact Output 2 should open Contact Output 3 should close and Contact Output 4 should remain fully operational The required settings are shown b...

Страница 317: ...CONTACT OUTPUTS See page 6 4 VIRTUAL OUTPUTS See page 6 4 AUTORECLOSE See page 6 5 REMOTE DEVICES STATUS See page 6 5 REMOTE DEVICES STATISTICS See page 6 5 DIGITAL COUNTERS See page 6 6 SELECTOR SWI...

Страница 318: ...15 TRANSDUCER I O DCMA INPUTS See page 6 15 TRANSDUCER I O RTD INPUTS See page 6 15 ACTUAL VALUES RECORDS FAULT REPORTS See page 6 16 EVENT RECORDS See page 6 18 OSCILLOGRAPHY See page 6 18 DATA LOGG...

Страница 319: ...us of the 64 virtual inputs is shown here The first line of a message display indicates the ID of the virtual input For example Virt Ip 1 refers to the virtual input in terms of the default name The s...

Страница 320: ...urrent I detectors will show as Off VOff IOff On VOn and or IOn For Form C outputs the state will show as Off or On 6 2 6 VIRTUAL OUTPUTS PATH ACTUAL VALUES STATUS VIRTUAL OUTPUTS The present state of...

Страница 321: ...EMOTE DEVICES STATISTICS REMOTE DEVICE 1 16 Statistical data 2 types for up to 16 programmed Remote Devices is shown here The StNum number is obtained from the indicated Remote Device and is increment...

Страница 322: ...range The current position only an integer from 0 through 7 is the actual value 6 2 11 FLEX STATES PATH ACTUAL VALUES STATUS FLEX STATES There are 256 FlexState bits available The second line value i...

Страница 323: ...ut messages that have been received but fail the CRC check High values for either of these counts may indicate on a problem with wiring the communication channel or the relay s The UNRETURNED MSG COUN...

Страница 324: ...umber of lost packets represents data packets lost in transmission this count can be reset to 0 through the COMMANDS CLEAR RECORDS menu VALIDITY OF CHANNEL CONFIGURATION This value displays the curren...

Страница 325: ...ve PF Lag Current Voltage WATTS Positive VARS Negative PF Lead Current Voltage WATTS Negative VARS Negative PF Lag Current Voltage WATTS Negative VARS Positive PF Lead Current Generator Generator Indu...

Страница 326: ...surable the phase angles are not referenced The phase angles are assigned as positive in the leading direction and are presented as negative in the lagging direction to more closely align with power s...

Страница 327: ...rated in the following figure Figure 6 3 MEASUREMENT CONVENTION FOR SYMMETRICAL COMPONENTS ABC phase rotation ACB phase rotation Table 6 1 SYMMETRICAL COMPONENTS CALCULATION EXAMPLE SYSTEM VOLTAGES SE...

Страница 328: ...OR Ia 0 000 A 0 0 MESSAGE SRC 1 PHASOR Ib 0 000 A 0 0 MESSAGE SRC 1 PHASOR Ic 0 000 A 0 0 MESSAGE SRC 1 PHASOR In 0 000 A 0 0 MESSAGE SRC 1 ZERO SEQ I0 0 000 A 0 0 MESSAGE SRC 1 POS SEQ I1 0 000 A 0 0...

Страница 329: ...SRC 1 ZERO SEQ V0 0 000 V 0 0 MESSAGE SRC 1 POS SEQ V1 0 000 V 0 0 MESSAGE SRC 1 NEG SEQ V2 0 000 V 0 0 AUXILIARY VOLTAGE SRC 1 SRC 1 RMS Vx 0 00 V MESSAGE SRC 1 PHASOR Vx 0 000 V 0 0 POWER SRC 1 SRC...

Страница 330: ...ues menu for Synchrocheck 2 is identical to that of Synchrocheck 1 If a synchrocheck function setting is Disabled the corresponding actual values menu item will not be displayed 6 3 4 TRACKING FREQUEN...

Страница 331: ...displayed with the top line as the programmed Channel ID and the bottom line as the value FLEXELEMENT 1 FLEXELEMENT 1 OpSig 0 000 pu Table 6 2 FLEXELEMENT BASE UNITS BREAKER ARCING AMPS Brk X Arc Amp...

Страница 332: ...phasors are subtracted from the measured current phasors In addition to the angle relationships certain extra checks are performed on magnitudes of the negative and zero sequence currents The single...

Страница 333: ...subscripts denote stations For AG faults For BG faults For CG faults For AB and ABG faults For BC and BCG faults For CA and CAG faults where K0 is the zero sequence compensation factor for the first s...

Страница 334: ...r can be forced here at any time by setting Yes to the FORCE TRIGGER command Refer to the COMMANDS CLEAR RECORDS menu for clearing the oscillography records 6 4 4 DATA LOGGER PATH ACTUAL VALUES RECORD...

Страница 335: ...Refer to the COMMANDS CLEAR RECORDS menu for clearing breaker arcing current records The BREAKER OPERATING TIME is defined as the slowest operating time of breaker poles that were initiated to open B...

Страница 336: ...CODE LINE 4 MESSAGE SERIAL NUMBER MESSAGE ETHERNET MAC ADDRESS 000000000000 MESSAGE MANUFACTURING DATE 0 Range YYYY MM DD HH MM SS MESSAGE OPERATING TIME 0 00 00 FIRMWARE REVISIONS L60 Line Relay REV...

Страница 337: ...to 64 virtual inputs are changed here The first line of the display indicates the ID of the virtual input The second line indicates the current or selected status of the virtual input This status wil...

Страница 338: ...s and pressing the key The command setting will then automatically revert to No The PERFORM LAMPTEST command turns on all faceplate LEDs and display pixels for a short duration The UPDATE ORDER CODE c...

Страница 339: ...a number of self test diagnostic checks to ensure device integrity The two types of self tests major and minor are listed in the tables below When either type of self test error occurs the Trouble LE...

Страница 340: ...DESCRIPTION OF PROBLEM HOW OFTEN THE TEST IS PERFORMED WHAT TO DO BATTERY FAIL Yes Battery is not functioning Monitored every 5 seconds Reported after 1 minute if problem persists Replace the battery...

Страница 341: ...quired to make this comparison 8 1 2 FUNDAMENTAL PRINCIPLE OF PHASE COMPARISON The basic operation of a phase comparison scheme requires that the phase angle of two or more currents be compared with e...

Страница 342: ...PACE block corresponds to negative current at B If we consider an internal fault as shown on the left side of Figure 8 1 the relay at A would be comparing modulated quantities illustrated in the sketc...

Страница 343: ...at item a above is generally minimized and item b is nonexistent on external faults As shown in Figure 8 3 Stability Angle a stability angle setting of 3 ms for a 60 Hz system allows for about 65 elec...

Страница 344: ...omparison scheme is considerably more sophisticated and will be discussed in more detail subsequently However at this point it would be well to note that phase comparison on a continuous basis is not...

Страница 345: ...ime of the pos itive half cycle of current with the absence of receiver output This is initiated only when a fault is present as indicated by an output from FDH Fault Detector High set FDH is set so t...

Страница 346: ...during the half cycles when the SQ AMP is producing outputs the associated receiver is also pro viding an output thus preventing an AND1 output No tripping will take place 8 1 3 VARIATIONS IN PHASE CO...

Страница 347: ...sitive sequence component of load current entering one end of the line that is 180 out of phase with that entering the other end That is the positive sequence component of load cur rent entering one e...

Страница 348: ...mpar ison scheme that mixes the outputs of the different sequence networks in a given proportion and phase angle and then makes a phase comparison for all faults based on this mix Thus all such scheme...

Страница 349: ...ion rules should be simple enough to make the application practical As a corollary to the above point the fewest number of sequence components should be used The effects of load current must be minimi...

Страница 350: ...phases Mho type phase distance functions have typically been employed for this protection It should be noted that distance relays designed to operate for faults involving two or more phases will opera...

Страница 351: ...ends the center frequency It has two separate keying inputs so that it can be keyed to shift high or low MARK or SPACE from the center frequency The three frequency receiver receives all three frequen...

Страница 352: ...link The ON OFF type of communication equipment is used exclusively over power line carrier links The transmitted signal is propagated along the power line between the transmitter and the remote recei...

Страница 353: ...other This would not result in a workable protection scheme When power line carrier channels are used significant losses are present in the coupling equipment and the line itself Depending on these lo...

Страница 354: ...r schemes such as ring buses two breakers at each terminal are associated with each line so 52 b switches from each breaker are required in series 3 In multi breaker schemes one of the two breakers ma...

Страница 355: ...GE Multilin L60 Line Phase Comparison Relay 8 15 8 THEORY OF OPERATION 8 1 OVERVIEW 8 Figure 8 11 SINGLE PHASE COMPARISON TRIPPING SCHEME Figure 8 12 SINGLE PHASE COMPARISON BLOCKING SCHEME...

Страница 356: ...d at an open terminal in order to permit tripping of the closed remote terminal in the event of a fault Here again the FDL logic of Figures 8 10 and 8 11 or the circuit breaker aux iliary 52 b switch...

Страница 357: ...e characteristics of a leased channel the local telephone company could pro vide this link over microwave cable even pilot wires or a combination of these In such cases the selection between trip ping...

Страница 358: ...y are on opposite sides of the coin it is possible to design dual phase comparison schemes that can provide the added speed with little or no loss in security However these schemes are somewhat more c...

Страница 359: ...ntinuously and when it is keyed by the negative squaring amplifier it shifts to high for the negative half cycle This scheme is simpler than that of Figure 8 13 but probably is not as secure Figure 8...

Страница 360: ...as well as received signal strength Thus this asymmetry may vary from equipment to equipment and from time to time as atmospheric conditions change in service Frequency shift channels are generally s...

Страница 361: ...setting is made in the field to be just equal to the sum of the three delays symmetry adjustment propagation and receiver discussed above Thus with this arrangement in the scheme of Figure 8 15 an ex...

Страница 362: ...Low frequency and during the fault by detecting not detecting switching between Guard and Trip High fre quencies If both Trip and Guard frequencies disappear prior the fault Guard frequency i e during...

Страница 363: ...terminal lines A blocking signal sent from any terminal will be received at all the other terminals to provide the necessary blocking via the single receiver at that terminal b FREQUENCY SHIFT CHANNE...

Страница 364: ...ls with multiple bit capacities for fault identification Figure 8 19 SINGLE POLE OPERATION The Trip Output element receives requests for single and three pole trips and three pole reclose initiation w...

Страница 365: ...ed As the local line breaker has not tripped the oper ator closes the breaker at the remote end of the line placing the line in service Several scenarios are considered below The 87PC element must be...

Страница 366: ...closer will go to lock out upon the next initiation depending on the number of shots programmed c SLG FAULT EVOLVING INTO LLG When an AG fault occurs the events unfold initially as in the previous exa...

Страница 367: ...dominating during any ground fault or during cross country faults the current based phase selector may not recognize any of the known fault pat tern If this is the case voltages are used for phase se...

Страница 368: ...8 28 L60 Line Phase Comparison Relay GE Multilin 8 2 SINGLE POLE TRIPPING 8 THEORY OF OPERATION 8...

Страница 369: ...C FDL PICKUP The main function of FDL is keying the transmitter FDL pickup must be set above the KI_1 output of the mixing network for the maximum expected load The recommended FDL setting is as follo...

Страница 370: ...determine and enter setting 87PC PHASE DELAY CH1 2 This setting is made in the field to be equal to the sum of three delays symmetry adjustment propagation time of the line and receiver Different met...

Страница 371: ...nsider settings for a single circuit 765 kV line 100 miles length 50 Ohms primary impedance 5520 ohms shunt capaci tance of the line maximum expected load of 2000A CT ratio 2000 5 minimum expected int...

Страница 372: ...e backup ground distance and the zero sequence compensation term is also not accurate so that the positive sequence reach setting must be increased to com pensate The phase distance reach setting may...

Страница 373: ...used to prevent maloperation of the L60 protection system during faults on the LV side of the transformer s As explained earlier the distance elements should be set to overreach all line terminals and...

Страница 374: ...Where tractional load is tapped form the line protected by L60 significant and variable negative sequence current may exist on the line thereby not allowing sensitive FDL and FDH settings On such lin...

Страница 375: ...s performed to ensure a minimum 20 margin in sensitivity for both FDL and FDH detectors at all terminals according to the operating quantity formula for all system configurations 3 If there is not eno...

Страница 376: ...fault is not interrupted by the breaker Therefore mapping the 87PC function directly to the Trip Output will always cause a 3 pole trip To avoid this simple logic see example shown must be imple ment...

Страница 377: ...ed by arcing on the line leading to 87PC nuisance trip Extra security can be achieved by allowing a trip only after two or more operations of the coincidence detector occurring on con secutive power c...

Страница 378: ...groups mechanisms other protection functions or other relays to provide some protection after detecting fuse fail conditions and blocking the distance elements to using it and accepting the fact that...

Страница 379: ...s receive outputs that may be produced during external faults when power line carrier is utilized as the communications medium No current reversal logic is included for the overreaching phase and grou...

Страница 380: ...lations with fault and system parameters no solid setting recommendations are given with respect to extra security margin for sub synchronous oscillations It is strongly rec ommended to use a power sy...

Страница 381: ...e positive Tx POS and negative Tx NEG halves of the sine wave At this moment the logic is preparing to process the phase comparison algorithms according to the selected schemes and setting values The...

Страница 382: ...F SIGNAL PROCESSING As shown in the oscillography an external fault occurs on the breaker and a half diameter where the F CT VT module is fed from the Breaker 1 CT and the M CT VT module is fed from t...

Страница 383: ...d Angle 6272 SRC 3 Phase A Current RMS SRC 3 Ia RMS 6274 SRC 3 Phase B Current RMS SRC 3 Ib RMS 6276 SRC 3 Phase C Current RMS SRC 3 Ic RMS 6278 SRC 3 Neutral Current RMS SRC 3 In RMS 6280 SRC 3 Phase...

Страница 384: ...gnitude SRC 3 Vag Mag 6792 SRC 3 Phase AG Voltage Angle SRC 3 Vag Angle Table A 1 FLEXANALOG DATA ITEMS Sheet 3 of 8 ADDR DATA ITEM FLEXANALOG NAME 6793 SRC 3 Phase BG Voltage Magnitude SRC 3 Vbg Mag...

Страница 385: ...Pc 7272 SRC 4 Three Phase Reactive Power SRC 4 Q 7274 SRC 4 Phase A Reactive Power SRC 4 Qa 7276 SRC 4 Phase B Reactive Power SRC 4 Qb Table A 1 FLEXANALOG DATA ITEMS Sheet 5 of 8 ADDR DATA ITEM FLEX...

Страница 386: ...D Inputs 12 Value 13564 RTD Inputs 13 Value RTD Inputs 13 Value 13565 RTD Inputs 14 Value RTD Inputs 14 Value 13566 RTD Inputs 15 Value RTD Inputs 15 Value 13567 RTD Inputs 16 Value RTD Inputs 16 Valu...

Страница 387: ...19200 28800 33600 38400 57600 or 115200 bps are available Even odd and no parity are avail able Refer to the Communications section of Chapter 5 for further details The master device in any system mus...

Страница 388: ...slaves start listening for a new packet from the master except for the addressed slave B 1 4 CRC 16 ALGORITHM The CRC 16 algorithm essentially treats the entire data stream data bits only start stop...

Страница 389: ...starting address will determine the type of data being read Function codes 03h and 04h are therefore identical The following table shows the format of the master and slave packets The example shows a...

Страница 390: ...SION EXAMPLE MASTER TRANSMISSION SLAVE RESPONSE PACKET FORMAT EXAMPLE HEX PACKET FORMAT EXAMPLE HEX SLAVE ADDRESS 11 SLAVE ADDRESS 11 FUNCTION CODE 05 FUNCTION CODE 05 OPERATION CODE high 00 OPERATION...

Страница 391: ...e function code set to 1 The following table shows the format of the master and slave packets The example shows a master device sending the unsupported function code 39h to slave device 11 Table B 7 M...

Страница 392: ...s connection specific file transfer information so files may be read simultaneously on multiple Modbus connections b OTHER PROTOCOLS All the files available via Modbus may also be retrieved using the...

Страница 393: ...n the files faultReport5 htm faultReport6 htm up to faultReport14 htm are available to be read The expected use of this feature has an external master periodically poll ing the Number of Fault Reports...

Страница 394: ...mand 64 modules 0400 Virtual Input 1 State 0 to 1 1 F108 0 Off 0401 Virtual Input 2 State 0 to 1 1 F108 0 Off 0402 Virtual Input 3 State 0 to 1 1 F108 0 Off 0403 Virtual Input 4 State 0 to 1 1 F108 0...

Страница 395: ...0 to 1 1 F108 0 Off 0434 Virtual Input 53 State 0 to 1 1 F108 0 Off 0435 Virtual Input 54 State 0 to 1 1 F108 0 Off 0436 Virtual Input 55 State 0 to 1 1 F108 0 Off 0437 Virtual Input 56 State 0 to 1...

Страница 396: ...1 SqNum 0 to 4294967295 1 F003 0 1555 Repeated for Remote Device 2 1559 Repeated for Remote Device 3 155D Repeated for Remote Device 4 1561 Repeated for Remote Device 5 1565 Repeated for Remote Device...

Страница 397: ...1 Zero Sequence Current Magnitude 0 to 999999 999 A 0 001 F060 0 181B Source 1 Zero Sequence Current Angle 359 9 to 0 degrees 0 1 F002 0 181C Source 1 Positive Sequence Current Magnitude 0 to 999999...

Страница 398: ...0 0 1C02 Source 1 Phase A Real Power 1000000000000 to 1000000000000 W 0 001 F060 0 1C04 Source 1 Phase B Real Power 1000000000000 to 1000000000000 W 0 001 F060 0 1C06 Source 1 Phase C Real Power 10000...

Страница 399: ...Pickup Level 0 to 1 5 pu 0 001 F001 600 21B0 Breaker 1 Flashover Pickup Delay 0 to 65 535 s 0 001 F001 100 21B1 Breaker 1 Flashover Supervision Phase A 0 to 65535 1 F300 0 21B2 Breaker 1 Flashover Sup...

Страница 400: ...Current Angle 359 9 to 0 degrees 0 1 F002 0 235B Fault 1 Phase A Voltage Magnitude 0 to 999999 999 V 0 001 F060 0 235D Fault 1 Phase A Voltage Angle 359 9 to 0 degrees 0 1 F002 0 235E Fault 1 Phase B...

Страница 401: ...5 1 F050 0 3046 Fault Report 12 Time 0 to 4294967295 1 F050 0 3048 Fault Report 13 Time 0 to 4294967295 1 F050 0 304A Fault Report 14 Time 0 to 4294967295 1 F050 0 304C Fault Report 15 Time 0 to 42949...

Страница 402: ...F002 0 34FC RTD Input 13 Value 32768 to 32767 C 1 F002 0 34FD RTD Input 14 Value 32768 to 32767 C 1 F002 0 34FE RTD Input 15 Value 32768 to 32767 C 1 F002 0 34FF RTD Input 16 Value 32768 to 32767 C 1...

Страница 403: ...te Setting 404F Language 0 to 3 1 F531 0 English 4050 Flash Message Time 0 5 to 10 s 0 1 F001 10 4051 Default Message Timeout 10 to 900 s 1 F001 300 4052 Default Message Intensity 0 to 3 1 F101 0 25 4...

Страница 404: ...870 5 104 Protocol Function 0 to 1 1 F102 0 Disabled 40E2 IEC 60870 5 104 Protocol Common Address of ASDU 0 to 65535 1 F001 0 40E3 IEC 60870 5 104 Protocol Cyclic Data Trans Period 1 to 65535 s 1 F001...

Страница 405: ...0 0 4281 User LED type latched or self resetting 0 to 1 1 F127 1 Self Reset 4282 Repeated for User Programmable LED 2 4284 Repeated for User Programmable LED 3 4286 Repeated for User Programmable LED...

Страница 406: ...ry Ethernet Fail Function 0 to 1 1 F102 0 Disabled 4445 User Programmable Secondary Ethernet Fail Function 0 to 1 1 F102 0 Disabled 4446 User Programmable Battery Fail Function 0 to 1 1 F102 1 Enabled...

Страница 407: ...o 1 1 F102 0 Disabled 4781 Synchrocheck 1 V1 Source 0 to 5 1 F167 0 SRC 1 4782 Synchrocheck 1 V2 Source 0 to 5 1 F167 1 SRC 2 4783 Synchrocheck 1 Maximum Voltage Difference 0 to 400000 V 1 F060 10000...

Страница 408: ...shbutton 1 Reserved 2 items 0 to 65535 1 F001 0 4E24 Repeated for User Programmable Pushbutton 2 4E48 Repeated for User Programmable Pushbutton 3 4E6C Repeated for User Programmable Pushbutton 4 4E90...

Страница 409: ...se TOC 1 Block For Each Phase 3 items 0 to 65535 1 F300 0 590B Phase Time Overcurrent 1 Target 0 to 2 1 F109 0 Self reset 590C Phase Time Overcurrent 1 Events 0 to 1 1 F102 0 Disabled 590D Reserved 3...

Страница 410: ...urrent 1 Delay 0 to 600 s 0 01 F001 0 5C04 Neutral Instantaneous Overcurrent 1 Reset Delay 0 to 600 s 0 01 F001 0 5C05 Neutral Instantaneous Overcurrent 1 Block 0 to 65535 1 F300 0 5C06 Neutral Instan...

Страница 411: ...r Ground Instantaneous Overcurrent 9 5E90 Repeated for Ground Instantaneous Overcurrent 10 5EA0 Repeated for Ground Instantaneous Overcurrent 11 5EB0 Repeated for Ground Instantaneous Overcurrent 12 S...

Страница 412: ...1 F102 0 Disabled 6121 CT Fail Block 0 to 65535 1 F300 0 6122 CT Fail Current Source 1 0 to 5 1 F167 0 SRC 1 6123 CT Fail Current Pickup 1 0 to 2 pu 0 1 F001 2 6124 CT Fail Current Source 2 0 to 5 1 F...

Страница 413: ...Middle Limit Angle 40 to 140 degrees 1 F001 90 65CA Power Swing Detect Inner Limit Angle 40 to 140 degrees 1 F001 60 65CB Power Swing Detect Delay 1 Pickup 0 to 65 535 s 0 001 F001 30 65CC Power Swing...

Страница 414: ...3 Pole 0 to 65535 1 F300 0 6814 Trip Pilot Priority 0 to 65 535 s 0 001 F001 0 6815 Breaker Phase A Open 0 to 65535 1 F300 0 6816 Breaker Phase B Open 0 to 65535 1 F300 0 6817 Breaker Phase C Open 0 t...

Страница 415: ...400 68B0 Autoreclose Event 0 to 1 1 F102 0 Disabled 68B1 Autoreclose 3P Dead Time 3 0 to 655 35 s 0 01 F001 200 68B2 Autoreclose 3P Dead Time 4 0 to 655 35 s 0 01 F001 400 68B3 Reserved 14 items F001...

Страница 416: ...e 1 Rev Reach RCA 30 to 90 degrees 1 F001 85 7086 Reserved 10 items F001 0 7090 Repeated for Phase Distance Zone 2 70B0 Repeated for Phase Distance Zone 3 Ground Distance Read Write Grouped Setting 5...

Страница 417: ...F300 0 720C Breaker Failure 1 Block 0 to 65535 1 F300 0 720D Breaker Failure 1 Phase Amp Supv Pickup 0 001 to 30 pu 0 001 F001 1050 720E Breaker Failure 1 Neutral Amp Supv Pickup 0 001 to 30 pu 0 001...

Страница 418: ...ed V0 728C Neutral Directional Overcurrent 1 Op Current 0 to 1 1 F196 0 Calculated 3I0 728D Neutral Directional Overcurrent 1 Offset 0 to 250 ohms 0 01 F001 0 728E Neutral Directional Overcurrent 1 Po...

Страница 419: ...A Inputs 8 73C0 Repeated for dcmA Inputs 9 73D8 Repeated for dcmA Inputs 10 73F0 Repeated for dcmA Inputs 11 7408 Repeated for dcmA Inputs 12 7420 Repeated for dcmA Inputs 13 7438 Repeated for dcmA In...

Страница 420: ...44 7800 Repeated for RTD Input 45 7810 Repeated for RTD Input 46 7820 Repeated for RTD Input 47 7830 Repeated for RTD Input 48 Neutral Overvoltage Read Write Grouped Setting 3 modules 7F00 Neutral Ov...

Страница 421: ...z 0 01 F001 0 FlexState Settings Read Write Setting 8800 FlexState Parameters 256 items F300 0 Digital Elements Read Write Setting 48 modules 8A00 Digital Element 1 Function 0 to 1 1 F102 0 Disabled 8...

Страница 422: ...t 47 8DAC Repeated for Digital Element 48 FlexElement Read Write Setting 16 modules 9000 FlexElement 1 Function 0 to 1 1 F102 0 Disabled 9001 FlexElement 1 Name F206 FxE 1 9004 FlexElement 1 InputP 0...

Страница 423: ...A Output 1 Minimum 90 to 90 pu 0 001 F004 0 9304 dcmA Output 1 Maximum 90 to 90 pu 0 001 F004 1000 9306 Repeated for dcmA Output 2 930C Repeated for dcmA Output 3 9312 Repeated for dcmA Output 4 9318...

Страница 424: ...647 0 001 F004 0 9A05 FlexElement 3 Actual 2147483 647 to 2147483 647 0 001 F004 0 9A07 FlexElement 4 Actual 2147483 647 to 2147483 647 0 001 F004 0 9A09 FlexElement 5 Actual 2147483 647 to 2147483 64...

Страница 425: ...1 F300 0 A07A POTT Echo Lockout 0 to 65 535 s 0 001 F001 250 Selector Switch Actuals Read Only A400 Selector 1 Position 1 to 7 1 F001 0 A401 Selector 2 Position 1 to 7 1 F001 1 Selector Switch Read Wr...

Страница 426: ...B0D Digital Counter 1 Preset 2147483647 to 2147483647 1 F004 0 AB0F Digital Counter 1 Compare 2147483647 to 2147483647 1 F004 0 AB11 Digital Counter 1 Reset 0 to 65535 1 F300 0 AB12 Digital Counter 1...

Страница 427: ...03 10000 B108 IEC 61850 MMXU Hz Deadband 1 0 001 to 100 0 001 F003 10000 B10A IEC 61850 MMXU PPV phsAB Deadband 1 0 001 to 100 0 001 F003 10000 B10C IEC 61850 MMXU PPV phsBC Deadband 1 0 001 to 100 0...

Страница 428: ...del Value 0 to 2 1 F001 2 B31B IEC 61850 GGIO2 CF SPCSO28 ctlModel Value 0 to 2 1 F001 2 B31C IEC 61850 GGIO2 CF SPCSO29 ctlModel Value 0 to 2 1 F001 2 B31D IEC 61850 GGIO2 CF SPCSO30 ctlModel Value 0...

Страница 429: ...BB40 Repeated for Contact Input 9 BB48 Repeated for Contact Input 10 BB50 Repeated for Contact Input 11 BB58 Repeated for Contact Input 12 BB60 Repeated for Contact Input 13 BB68 Repeated for Contact...

Страница 430: ...d for Contact Input 67 BD18 Repeated for Contact Input 68 BD20 Repeated for Contact Input 69 BD28 Repeated for Contact Input 70 BD30 Repeated for Contact Input 71 BD38 Repeated for Contact Input 72 BD...

Страница 431: ...Input 16 BF90 Repeated for Virtual Input 17 BFA0 Repeated for Virtual Input 18 BFB0 Repeated for Virtual Input 19 BFC0 Repeated for Virtual Input 20 BFD0 Repeated for Virtual Input 21 BFE0 Repeated f...

Страница 432: ...for Virtual Output 5 C158 Repeated for Virtual Output 6 C160 Repeated for Virtual Output 7 C168 Repeated for Virtual Output 8 C170 Repeated for Virtual Output 9 C178 Repeated for Virtual Output 10 C1...

Страница 433: ...for Virtual Output 59 C308 Repeated for Virtual Output 60 C310 Repeated for Virtual Output 61 C318 Repeated for Virtual Output 62 C320 Repeated for Virtual Output 63 C328 Repeated for Virtual Output 6...

Страница 434: ...ct Output 2 C458 Repeated for Contact Output 3 C464 Repeated for Contact Output 4 C470 Repeated for Contact Output 5 C47C Repeated for Contact Output 6 C488 Repeated for Contact Output 7 C494 Repeated...

Страница 435: ...ontact Output 61 C71C Repeated for Contact Output 62 C728 Repeated for Contact Output 63 C734 Repeated for Contact Output 64 Reset Read Write Setting C750 FlexLogic operand which initiates a reset 0 t...

Страница 436: ...put 5 C8A4 Repeated for Direct Input 6 C8A8 Repeated for Direct Input 7 C8AC Repeated for Direct Input 8 C8B0 Repeated for Direct Input 9 C8B4 Repeated for Direct Input 10 C8B8 Repeated for Direct Inp...

Страница 437: ...Channel 1 CRC Alarm Events 0 to 1 1 F102 0 Disabled CAD4 Reserved 4 items 1 to 1000 1 F001 10 CAD8 Direct Input Output Channel 2 CRC Alarm Function 0 to 1 1 F102 0 Disabled CAD9 Direct I O Channel 2 C...

Страница 438: ...peated for Remote Input 7 CBE6 Repeated for Remote Input 8 CBF0 Repeated for Remote Input 9 CBFA Repeated for Remote Input 10 CC04 Repeated for Remote Input 11 CC0E Repeated for Remote Input 12 CC18 R...

Страница 439: ...for Remote Input 62 CE0C Repeated for Remote Input 63 CE16 Repeated for Remote Input 64 Remote Output DNA Pairs Read Write Setting 32 modules CE20 Remote Output DNA 1 Operand 0 to 65535 1 F300 0 CE21...

Страница 440: ...d for Remote Output 7 CEBC Repeated for Remote Output 8 CEC0 Repeated for Remote Output 9 CEC4 Repeated for Remote Output 10 CEC8 Repeated for Remote Output 11 CECC Repeated for Remote Output 12 CED0...

Страница 441: ...points to display Example Current values are stored as 32 bit numbers with three decimal places and base units in Amps If the retrieved value is 12345 678 A and the display scale equals 0x0302 then th...

Страница 442: ...ED 0 Disabled 1 Enabled F103 ENUMERATION CURVE SHAPES F104 ENUMERATION RESET TYPE 0 Instantaneous 1 Timed 2 Linear F105 ENUMERATION LOGIC INPUT 0 Disabled 1 Input 1 2 Input 2 F106 ENUMERATION PHASE RO...

Страница 443: ...8800 3 4800 7 57600 11 33600 mask value mask value mask value mask value 0 0 00 30 0 88 60 2 90 90 5 90 1 0 05 31 0 90 61 3 00 91 6 00 2 0 10 32 0 91 62 3 10 92 6 50 3 0 15 33 0 92 63 3 20 93 7 00 4 0...

Страница 444: ...Ground Instantaneous Overcurrent 1 65 Ground Instantaneous Overcurrent 2 66 Ground Instantaneous Overcurrent 3 67 Ground Instantaneous Overcurrent 4 68 Ground Instantaneous Overcurrent 5 69 Ground In...

Страница 445: ...8 Digital Counter 5 bitmask element 549 Digital Counter 6 550 Digital Counter 7 551 Digital Counter 8 680 User Programmable Pushbutton 1 681 User Programmable Pushbutton 2 682 User Programmable Pushbu...

Страница 446: ...CILLOGRAPHY FILE TYPE 0 Data File 1 Configuration File 2 Header File F140 ENUMERATION CURRENT SENS CURRENT VOLTAGE DISABLED 0 Disabled 1 Current 46 A 2 Voltage 280 V 3 Current 4 6 A 4 Current 2 A 5 No...

Страница 447: ...y Triggered 2 Date time Changed 3 Default Settings Loaded 4 Test Mode On 5 Test Mode Off 6 Power On 7 Power Off 8 Relay In Service 9 Relay Out Of Service 10 Watchdog Reset 11 Oscillography Clear 12 Re...

Страница 448: ...PUT OUTPUT RANGE F174 ENUMERATION TRANSDUCER RTD INPUT TYPE 0 100 Ohm Platinum 1 120 Ohm Nickel 2 100 Ohm Nickel 3 10 Ohm Copper bitmask value bitmask value bitmask value 0 NONE 22 DNA 22 44 UserSt 12...

Страница 449: ...EYPRESS F192 ENUMERATION ETHERNET OPERATION MODE 0 Half Duplex 1 Full Duplex bitmask synchrocheck dead source 0 None 1 LV1 and DV2 2 DV1 and LV2 3 DV1 or DV2 4 DV1 Xor DV2 5 DV1 and DV2 bitmask defini...

Страница 450: ...UMERATION 87PC SOURCE SELECTION 0 1 Source Current 1 Two Source Currents F222 ENUMERATION TEST ENUMERATION 0 Test Enumeration 0 1 Test Enumeration 1 F226 ENUMERATION REMOTE INPUT OUTPUT TRANSFER METHO...

Страница 451: ...umber of registers required is determined by the specific data item A bit value of 0 Off and 1 On F501 UR_UINT16 LED STATUS Low byte of register indicates LED status with bit 0 representing the top LE...

Страница 452: ...Russian F600 UR_UINT16 FLEXANALOG PARAMETER Corresponds to the modbus address of the value used when this parameter is selected Only certain values may be used as Flex Analogs basically all metering...

Страница 453: ...munication Service Mapping SCSM Sampled values over ISO IEC 8802 3 IEC 61850 10 Conformance testing These documents can be obtained from the IEC http www iec ch It is strongly recommended that all tho...

Страница 454: ...a originates from L60 source 1 MMXU2 data originates from L60 source 2 etc C 1 10 LOGICAL NODE GGIO DATA MAPPING Logical node GGIO1 data is mapped using the L60 Flexstate parameters Each single point...

Страница 455: ...CSM IEC 61850 9 2 used B24 SCSM other GENERIC SUBSTATION EVENT MODEL GSE B31 Publisher side O Yes B32 Subscriber side Yes TRANSMISSION OF SAMPLED VALUE MODEL SVC B41 Publisher side O B42 Subscriber si...

Страница 456: ...a set name M8 5 data reference M8 6 BufTm M8 7 IntgPd M8 8 GI Logging O M9 Log control O M9 1 IntgPd M10 Log O M11 Control M Yes IF GSE B31 32 IS SUPPORTED GOOSE O Yes M12 1 entryID M12 2 DataReflnc M...

Страница 457: ...change qchg S24 3 data update dupd S25 GetBRCBValues TP c6 Yes S26 SetBRCBValues TP c6 Yes UNBUFFERED REPORT CONTROL BLOCK URCB S27 Report TP c6 Yes S27 1 data change dchg Yes S27 2 qchg change qchg S...

Страница 458: ...C CLAUSE 16 MULTICAST SVC S45 SendMSVMessage MC c10 S46 GetMSVCBValues TP O S47 SetMSVCBValues TP O UNICAST SVC S48 SendUSVMessage MC c10 S49 GetUSVCBValues TP O S50 SetUSVCBValues TP O CONTROL CLAUSE...

Страница 459: ...ction RADR Disturbance recorder channel analogue RBDR Disturbance recorder channel binary RDRS Disturbance record handling RBRF Breaker failure Yes RDIR Directional element RFLO Fault locator Yes RPSB...

Страница 460: ...nsformer Z LOGICAL NODES FOR FURTHER POWER SYSTEM EQUIPMENT ZAXN Auxiliary network ZBAT Battery ZBSH Bushing ZCAB Power cable ZCAP Capacitor bank ZCON Converter ZGEN Generator ZGIL Gas insulated line...

Страница 461: ...V 24 V 28 Recommended if 1200 bits s Balanced Interchange Circuit X 24 X 27 100 bits sec 200 bits sec 300 bits sec 600 bits sec 1200 bits sec 2400 bits sec 4800 bits sec 9600 bits sec 2400 bits sec 4...

Страница 462: ...ed in standard direction not used cannot be selected in IEC 60870 5 104 standard Process information in monitor direction 1 Single point information M_SP_NA_1 2 Single point information with time tag...

Страница 463: ...otection equipment with time tag CP56Time2a M_EP_TE_1 40 Packed output circuit information of protection equipment with time tag CP56Time2a M_EP_TF_1 45 Single command C_SC_NA_1 46 Double command C_DC...

Страница 464: ...irectory select file call file call section F_SC_NA_1 123 Last section last segment F_LS_NA_1 124 Ack file ack section F_AF_NA_1 125 Segment F_SG_NA_1 126 Directory blank or X available only in monito...

Страница 465: ..._NA_1 X X X X X 46 C_DC_NA_1 47 C_RC_NA_1 48 C_SE_NA_1 49 C_SE_NB_1 TYPE IDENTIFICATION CAUSE OF TRANSMISSION NO MNEMONIC 1 2 3 4 5 6 7 8 9 10 11 12 13 20 to 36 37 to 41 44 45 46 47 PERIODIC CYCLIC BA...

Страница 466: ...121 F_SR_NA_1 122 F_SC_NA_1 123 F_LS_NA_1 124 F_AF_NA_1 125 F_SG_NA_1 126 F_DR_TA_1 TYPE IDENTIFICATION CAUSE OF TRANSMISSION NO MNEMONIC 1 2 3 4 5 6 7 8 9 10 11 12 13 20 to 36 37 to 41 44 45 46 47 PE...

Страница 467: ...A_1 M_BO_TA_1 and M_BO_TB_1 if defined for a specific project Measured value normalized value M_ME_NA_1 M_ME_TA_1 M_ME_ND_1 and M_ME_TD_1 Measured value scaled value M_ME_NB_1 M_ME_TB_1 and M_ME_TE_1...

Страница 468: ...2 Request counter group 3 Request counter group 4 Parameter loading Threshold value Smoothing factor Low limit for transmission of measured values High limit for transmission of measured values Parame...

Страница 469: ...fined in this standard for given projects has to be chosen by the user of this standard Ethernet 802 3 Serial X 21 interface Other selection s from RFC 2200 list below if selected D 1 2 POINT LIST The...

Страница 470: ...D 10 L60 Line Phase Comparison Relay GE Multilin D 1 PROTOCOL APPENDIXD D...

Страница 471: ...ve Notable objects functions and or qualifiers supported in addition to the Highest DNP Levels Supported the complete list is described in the attached table Binary Inputs Object 1 Binary Input Change...

Страница 472: ...utes Control Operations WRITE Binary Outputs Never Always Sometimes Configurable SELECT OPERATE Never Always Sometimes Configurable DIRECT OPERATE Never Always Sometimes Configurable DIRECT OPERATE NO...

Страница 473: ...onfigurable Only certain objects Sometimes attach explanation ENABLE DISABLE unsolicited Function codes supported Sends Static Data in Unsolicited Responses Never When Device Restarts When Status Flag...

Страница 474: ...index 3 parse only Binary Input Change with Relative Time 1 read 06 no range or all 07 08 limited quantity 10 0 Binary Output Status Variation 0 is used to request default variation 1 read 00 01 start...

Страница 475: ...iation 0 is used to request default variation 1 read 06 no range or all 07 08 limited quantity 1 32 Bit Counter Change Event 1 read 06 no range or all 07 08 limited quantity 129 response 130 unsol res...

Страница 476: ...onse 130 unsol resp 17 28 index 3 32 Bit Analog Change Event with Time 1 read 06 no range or all 07 08 limited quantity 129 response 130 unsol resp 17 28 index 4 16 Bit Analog Change Event with Time 1...

Страница 477: ...read 2 write 22 assign class 06 no range or all 07 08 limited quantity 5b free format 129 response 130 unsol resp 5b free format 6 File transfer status 1 read 22 assign class 06 no range or all 07 08...

Страница 478: ...ils When a freeze function is performed on a binary counter point the frozen value is available in the corresponding frozen counter point BINARY INPUT POINTS Static Steady State Object Number 1 Change...

Страница 479: ...ual Input 15 15 Virtual Input 16 16 Virtual Input 17 17 Virtual Input 18 18 Virtual Input 19 19 Virtual Input 20 20 Virtual Input 21 21 Virtual Input 22 22 Virtual Input 23 23 Virtual Input 24 24 Virt...

Страница 480: ...eeze and clear noack 22 assign class Static Variation reported when variation 0 requested 1 32 Bit Binary Counter with Flag Change Event Variation reported when variation 0 requested 1 32 Bit Counter...

Страница 481: ...ll Analog Input points are in the same units as the Analog Input quantity For example an Analog Input quantity measured in volts has a corresponding deadband in units of volts This is in conformance w...

Страница 482: ...E 12 L60 Line Phase Comparison Relay GE Multilin E 2 DNP POINT LISTS APPENDIXE E...

Страница 483: ...601 0082 C3 3 0x 18 November 2002 URL 099 1601 0082 C4 3 1x 18 November 2002 URL 100 1601 0082 C5 3 0x 11 February 2003 URL 103 1601 0082 C6 3 1x 11 February 2003 URL 104 1601 0082 D1 3 2x 11 February...

Страница 484: ...10 3 10 Update Updated CONTACT INPUTS OUTPUTS section 3 18 3 18 Update Updated CPU COMMUNICATIONS PORTS section 3 19 3 20 Update Updated RS485 SERIAL CONNECTION diagram 3 25 3 26 Update Updated G 703...

Страница 485: ...N INPUTS OUTPUTS section 5 217 Remove Removed CHANNEL TESTS section 6 4 Add Added TELEPROTECTION INPUTS section 6 5 Remove Removed CHANNEL TESTS section 6 8 Add Added TELEPROTECTION CHANNEL TESTS sect...

Страница 486: ...set FDL Fault Detector low set FLA Full Load Current FO Fiber Optic FREQ Frequency FSK Frequency Shift Keying FTP File Transfer Protocol FxE FlexElement FWD Forward G Generator GE General Electric GN...

Страница 487: ...nal Unit RX Rx Receive Receiver s second S Sensitive SAT CT Saturation SBO Select Before Operate SCADA Supervisory Control and Data Acquisition SEC Secondary SEL Select Selector Selection SENS Sensiti...

Страница 488: ...nd it is returned with all transportation charges prepaid to an authorized service centre or the factory Repairs or replacement under war ranty will be made without charge Warranty shall not apply to...

Страница 489: ...lexLogic operands 5 60 logic 5 155 Modbus registers B 35 settings 5 155 specifications 2 10 AUXILIARY VOLTAGE CHANNEL 3 9 AUXILIARY VOLTAGE METERING 6 13 B BANKS 5 7 5 43 5 44 BATTERY FAIL 7 4 BATTERY...

Страница 490: ...COUNTERS actual values 6 6 settings 5 175 CRC ALARM 5 40 CRC 16 ALGORITHM B 2 CRITICAL FAILURE RELAY 2 14 3 7 CSA APPROVAL 2 17 CT BANKS settings 5 43 CT FAILURE FlexLogic operands 5 61 logic 5 184 Mo...

Страница 491: ...RING CLEARING 7 2 ENERVISTA UR SETUP creating a site list 4 1 event recorder 4 2 firmware upgrades 4 2 installation 1 5 introduction 4 1 oscillography 4 2 overview 4 1 requirements 1 5 EQUATIONS defin...

Страница 492: ...VERCURRENT see entry for GROUND TOC GROUND TOC FlexLogic operands 5 62 logic 5 134 Modbus registers B 24 settings 5 134 specifications 2 9 GROUPED ELEMENTS 5 78 GSSE 5 210 5 211 6 5 H HALF DUPLEX B 1...

Страница 493: ...de 06h B 4 function code 10h B 5 introduction B 1 memory map data formats B 55 obtaining files B 6 oscillography B 6 passwords B 7 read write settings actual values B 3 settings 5 13 5 22 store multip...

Страница 494: ...3 10 3 11 3 15 Form C relay 2 14 3 10 3 15 IRIG B 2 14 latching outputs 2 14 5 206 remote outputs 5 211 virtual outputs 5 208 OVERCURRENT CURVE TYPES 5 116 OVERCURRENT CURVES definite time 5 120 FlexC...

Страница 495: ...5 4 PU QUANTITY 5 4 PUSHBUTTONS USER PROGRAMMABLE see USER PROGRAMMBLE PUSHBUTTONS Q QUAD DISTANCE CHARACTERISTIC 5 91 5 92 5 93 5 100 R REACTIVE POWER 2 12 6 13 REAL POWER 2 12 6 13 REAL TIME CLOCK...

Страница 496: ...s registers B 14 B 21 settings 5 168 5 169 specifications 2 10 SYSTEM FREQUENCY 5 45 SYSTEM SETUP 5 43 T TARGET MESSAGES 7 3 TARGET SETTING 5 5 TARGETS MENU 7 3 TCP PORT NUMBER 5 20 TELEPROTECTION act...

Страница 497: ...V VAR HOURS 2 13 VIBRATION TESTING 2 17 VIRTUAL INPUTS actual values 6 3 commands 7 1 FlexLogic operands 5 66 logic 5 205 Modbus registers B 8 B 45 settings 5 205 VIRTUAL OUTPUTS actual values 6 4 Fl...

Страница 498: ...x L60 Line Phase Comparison Relay GE Multilin INDEX Z ZERO SEQUENCE CORE BALANCE 3 9...

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