ABB Relion 670 series Quick start guide

Relion® 670 SERIES
Transformer protection RET670
Version 2.2 ANSI
Commissioning manual

Document ID: 1MRK 504 165-UUS
Issued: June 2021
Revision: J
Product version: 2.2
© 2017 - 2021 Hitachi Power Grids. All rights reserved

Copyright
This document and parts thereof must not be reproduced or copied without written permission from
Hitachi Power Grids, and the contents thereof must not be imparted to a third party, nor used for any
unauthorized purpose.
The software and hardware described in this document is furnished under a license and may be used or
disclosed only in accordance with the terms of such license.
This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit.
(https://www.openssl.org/) This product includes cryptographic software written/developed by: Eric Young
([email protected]) and Tim Hudson ([email protected]).
Trademarks
ABB is a registered trademark of ABB Asea Brown Boveri Ltd. Manufactured by/for a Hitachi Power
Grids company. All other brand or product names mentioned in this document may be trademarks or
registered trademarks of their respective holders.
Warranty
Please inquire about the terms of warranty from your nearest Hitachi Power Grids representative.

Disclaimer
The data, examples and diagrams in this manual are included solely for the concept or product
description and are not to be deemed as a statement of guaranteed properties. All persons responsible
for applying the equipment addressed in this manual must satisfy themselves that each intended
application is suitable and acceptable, including that any applicable safety or other operational
requirements are complied with. In particular, any risks in applications where a system failure and/or
product failure would create a risk for harm to property or persons (including but not limited to personal
injuries or death) shall be the sole responsibility of the person or entity applying the equipment, and those
so responsible are hereby requested to ensure that all measures are taken to exclude or mitigate such
risks.
This document has been carefully checked by Hitachi Power Grids but deviations cannot be completely
ruled out. In case any errors are detected, the reader is kindly requested to notify the manufacturer.
Other than under explicit contractual commitments, in no event shall Hitachi Power Grids be responsible
or liable for any loss or damage resulting from the use of this manual or the application of the equipment.

Conformity
This product complies with the directive of the Council of the European Communities on the
approximation of the laws of the Member States relating to electromagnetic compatibility (EMC Directive
2004/108/EC) and concerning electrical equipment for use within specified voltage limits (Low-voltage
directive 2006/95/EC). This conformity is the result of tests conducted by Hitachi Power Grids in
accordance with the product standard EN 60255-26 for the EMC directive, and with the product
standards EN 60255-1 and EN 60255-27 for the low voltage directive. The product is designed in
accordance with the international standards of the IEC 60255 series and ANSI C37.90. The DNP
protocol implementation in the IED conforms to "DNP3 Intelligent Electronic Device (IED) Certification
Procedure Subset Level 2", available at www.dnp.org.

Table of contents
Section 1 Introduction.......................................................................................................15
1.1 This manual...............................................................................................................................15
1.2 Intended audience.....................................................................................................................15
1.3 Product documentation............................................................................................................. 16
1.3.1 Product documentation set......................................................................................................16
1.3.2 Document revision history.......................................................................................................17
1.3.3 Related documents................................................................................................................. 18
1.4 Document symbols and conventions.........................................................................................18
1.4.1 Symbols...................................................................................................................................18
1.4.2 Document conventions............................................................................................................19
1.5 IEC 61850 edition 1 / edition 2 mapping................................................................................... 20
Section 2 Safety information............................................................................................ 25
2.1 Symbols on the product.............................................................................................................25
2.2 Warnings................................................................................................................................... 25
2.3 Caution signs.............................................................................................................................26
2.4 Note signs................................................................................................................................. 27
Section 3 Available functions........................................................................................... 29
3.1 Main protection functions.......................................................................................................... 29
3.2 Back-up protection functions..................................................................................................... 30
3.3 Control and monitoring functions...............................................................................................32
3.4 Communication......................................................................................................................... 38
3.5 Basic IED functions................................................................................................................... 41
Section 4 Starting up.........................................................................................................45
4.1 Factory and site acceptance testing..........................................................................................45
4.2 Commissioning checklist........................................................................................................... 45
4.3 Checking the power supply....................................................................................................... 46
4.4 Energizing the IED.................................................................................................................... 46
4.4.1 Checking the IED operation.................................................................................................... 46
4.4.2 IED start-up sequence ............................................................................................................46
4.5 Setting up communication between PCM600 and the IED....................................................... 47
4.6 Writing an application configuration to the IED..........................................................................52
4.7 Checking CT circuits................................................................................................................. 52
4.8 Checking VT circuits..................................................................................................................53
4.9 Using the RTXP test switch ......................................................................................................53
4.10 Checking the binary input/output circuits...................................................................................54
4.10.1 Binary input circuits................................................................................................................. 54
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4.10.2 Binary output circuits...............................................................................................................54
4.11 Checking optical connections....................................................................................................54
Section 5 Configuring the IED and changing settings...................................................55
5.1 Overview................................................................................................................................... 55
5.2 Configuring analog CT inputs....................................................................................................55
5.3 Supervision of input/output modules......................................................................................... 56
Section 6 Establishing connection and verifying the SPA/IEC communication..........57
6.1 Entering settings........................................................................................................................57
6.1.1 Entering SPA settings..............................................................................................................57
6.1.2 Entering IEC settings...............................................................................................................57
6.2 Verifying the communication..................................................................................................... 58
6.2.1 Verifying SPA communication..................................................................................................58
6.2.2 Verifying IEC communication.................................................................................................. 58
6.3 Fiber optic loop..........................................................................................................................58
6.4 Optical budget calculation for serial communication with SPA/IEC ..........................................59
Section 7 Establishing connection and verifying the LON communication................ 61
7.1 Communication via the rear ports ............................................................................................ 61
7.1.1 LON communication................................................................................................................61
7.1.2 The LON Protocol....................................................................................................................62
7.1.3 Hardware and software modules.............................................................................................62
7.2 Optical budget calculation for serial communication with LON ................................................ 64
Section 8 Establishing connection and verifying the IEC 61850 communication.......65
8.1 Overview................................................................................................................................... 65
8.2 Setting the station communication............................................................................................ 65
8.3 Verifying the communication .................................................................................................... 65
Section 9 Establishing connection and verifying the IEEE C37.118/1344
communication................................................................................................. 67
9.1 Overview................................................................................................................................... 67
9.2 Setting the PMU station communication (PMU Report)............................................................ 67
9.3 Setting the PMU station communication (PMU configuration).................................................. 67
9.4 Setting the TCP/UDP client communication..............................................................................68
9.5 Verifying the communication..................................................................................................... 72
9.5.1 Verifying the IEEE C37.118/1344 TCP communication...........................................................72
9.5.2 Verifying the IEEE C37.118/1344 UDP communication.......................................................... 78
9.6 Optical budget calculation for PMU - PDC communication....................................................... 79
Section 10 Testing IED operation....................................................................................... 81
10.1 Preparing for test.......................................................................................................................81
10.1.1 Requirements..........................................................................................................................81
10.1.2 Preparing the IED to verify settings.........................................................................................82
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10.2 Activating the test mode............................................................................................................ 83
10.3 Preparing the connection to the test equipment........................................................................83
10.4 Connecting the test equipment to the IED.................................................................................84
10.5 Releasing the function to be tested........................................................................................... 85
10.6 Verifying analog primary and secondary measurement............................................................ 86
10.7 Testing the protection functionality............................................................................................ 87
10.8 Forcing of binary input/output signals for testing.......................................................................87
10.8.1 Forcing concept.......................................................................................................................87
10.8.2 How to enable forcing..............................................................................................................88
10.8.2.1 Enable forcing by using LHMI............................................................................................ 88
10.8.2.2 Enable forcing using TESTMODE function block...............................................................88
10.8.3 How to change binary input/output signals using forcing........................................................ 88
10.8.3.1 Forcing by using LHMI....................................................................................................... 89
10.8.3.2 Forcing by using PCM600..................................................................................................90
10.8.4 How to undo forcing changes and return the IED to normal operation................................... 92
10.8.4.1 Undo forcing by using TESTMODE component.................................................................92
10.8.4.2 Undo forcing by using LHMI...............................................................................................92
10.8.4.3 Undo forcing by using PCM600..........................................................................................92
Section 11 Testing functionality by secondary injection................................................. 95
11.1 Testing disturbance report.........................................................................................................95
11.1.1 Introduction..............................................................................................................................95
11.1.2 Disturbance report settings..................................................................................................... 95
11.1.3 Disturbance recorder (DR)...................................................................................................... 95
11.1.4 Event recorder (ER) and Event list (EL)..................................................................................96
11.2 Identifying the function to test in the technical reference manual .............................................96
11.3 Differential protection.................................................................................................................96
11.3.1 Transformer differential protection T2WPDIF and T3WPDIF(87T)......................................... 96
11.3.1.1 Verifying the settings.......................................................................................................... 97
11.3.1.2 Completing the test............................................................................................................ 97
11.3.2 High impedance differential protection HZPDIF (87)...............................................................97
11.3.2.1 Verifying the settings.......................................................................................................... 98
11.3.2.2 Completing the test............................................................................................................ 98
11.3.3 Restricted earth fault protection, low impedance REFPDIF (87N).......................................... 98
11.3.3.1 Function revision history.....................................................................................................98
11.3.3.2 Verifying the settings.......................................................................................................... 99
11.3.3.3 Completing the test............................................................................................................ 99
11.3.4 Additional security logic for differential protection LDRGFC (11)............................................ 99
11.3.4.1 Verifying the settings.......................................................................................................... 99
11.3.4.2 Completing the test.......................................................................................................... 101
11.3.5 Self-adaptive differential protection for two-winding power transformers PSTPDIF (87T).... 101
11.3.5.1 Preparing the function for testing..................................................................................... 101
11.3.5.2 Verifying the zero-sequence current reduction from the winding one side.......................102
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11.3.5.3 Verifying the three-phase pickup from winding one side..................................................102
11.3.5.4 Verifying the single-phase pickup from winding one side.................................................103
11.3.5.5 Verifying the zero-sequence current reduction from winding two side............................. 103
11.3.5.6 Verifying the three-phase pickup from winding two side.................................................. 104
11.3.5.7 Verifying the single-phase pickup from winding two side................................................. 104
11.3.5.8 Verifying the operate characteristic.................................................................................. 106
11.3.5.9 Completing the test.......................................................................................................... 106
11.4 Impedance protection..............................................................................................................106
11.4.1 Distance protection zones, quadrilateral characteristic ZMQPDIS (21) ............................... 106
11.4.1.1 Measuring the operating limit of set values......................................................................109
11.4.1.2 Measuring the operating time of distance protection zones............................................. 110
11.4.1.3 Completing the test...........................................................................................................110
11.4.2 Phase selection, quad, fixed angle, load encroachment FDPSPDIS (21).............................110
11.4.2.1 Measuring the operating limit of set values...................................................................... 112
11.4.2.2 Completing the test...........................................................................................................113
11.4.3 Full scheme distance protection, mho characteristic ZMHPDIS (21) ................................... 113
11.4.3.1 Phase-to-phase faults.......................................................................................................114
11.4.3.2 Phase-to-ground faults .................................................................................................... 114
11.4.4 Faulty phase identification with load encroachment FMPSPDIS (21) .................................. 115
11.4.5 Distance protection zones, quadrilateral characteristic, separate settings ZMRPDIS (21)... 115
11.4.5.1 Measuring the operating limit of set values ..................................................................... 119
11.4.5.2 Measuring the operating time of distance protection zones ............................................ 119
11.4.6 Phase selection, quadrilateral characteristic with settable angle FRPSPDIS (21)................ 119
11.4.6.1 Measuring the operating limit of set values......................................................................122
11.4.6.2 Completing the test.......................................................................................................... 122
11.4.7 High speed distance protection zones, quadrilateral and mho characteristic ZMFPDIS
(21) .......................................................................................................................................123
11.4.7.1 Function revision history...................................................................................................123
11.4.7.2 Verifying the settings........................................................................................................ 123
11.4.7.3 Measuring the operating limit of set values .....................................................................126
11.4.7.4 Measuring the operating time of distance protection zones.............................................127
11.4.7.5 Completing the test.......................................................................................................... 127
11.4.8 High Speed distance for series compensated line zones, quadrilateral and mho
characteristic ZMFCPDIS (21) ............................................................................................. 127
11.4.8.1 Function revision history...................................................................................................127
11.4.8.2 Verifying the settings........................................................................................................ 128
11.4.8.3 Measuring the operating limit of set values .....................................................................131
11.4.8.4 Measuring the operating time of distance protection zones.............................................132
11.4.8.5 Transient directional element........................................................................................... 132
11.4.8.6 Completing the test.......................................................................................................... 132
11.4.9 Power swing detection, blocking and unblocking ZMBURPSB............................................. 132
11.4.9.1 Function revision history...................................................................................................132
11.4.9.2 Verifying the signal and settings.......................................................................................133
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11.4.9.3 Completing the test.......................................................................................................... 139
11.4.10 Power swing logic PSLPSCH................................................................................................139
11.4.10.1 Function revision history...................................................................................................140
11.4.10.2 Testing the carrier send and trip signals...........................................................................140
11.4.10.3 Testing the influence of the residual overcurrent protection.............................................140
11.4.10.4 Checking the underreaching zone....................................................................................141
11.4.10.5 Completing the test.......................................................................................................... 141
11.4.11 Pole slip protection PSPPPAM (78).......................................................................................141
11.4.11.1 Verifying the settings........................................................................................................ 141
11.4.11.2 Completing the test.......................................................................................................... 144
11.4.12 Out-of-step protection OOSPPAM ........................................................................................144
11.4.12.1 Verifying the settings........................................................................................................ 145
11.4.12.2 Test of point RE (RFwdR, XFwdX)........................................................................................149
11.4.12.3 Test of the boundary between zone 1 and zone 2, which is defined by the
parameter ReachZ1......................................................................................................... 152
11.4.12.4 Test of the point SE (RRvsR, XRvsX)...................................................................................156
11.4.13 Automatic switch onto fault logic ZCVPSOF......................................................................... 160
11.4.13.1 Function revision history...................................................................................................160
11.4.13.2 Activating ZCVPSOF externally ...................................................................................... 161
11.4.13.3 Initiating ZCVPSOF automatically and setting mode to impedance ................................161
11.4.13.4 Initiating ZCVPSOF automatically and setting mode to VILevel ..................................... 161
11.4.13.5 Completing the test.......................................................................................................... 161
11.4.14 Phase preference logic PPLPHIZ .........................................................................................161
11.4.14.1 Function revision history...................................................................................................162
11.4.14.2 Verifying the signals and settings.....................................................................................162
11.4.14.3 Completing the test.......................................................................................................... 163
11.4.15 Phase preference logic PPL2PHIZ........................................................................................163
11.4.15.1 Function revision history...................................................................................................163
11.4.15.2 Verifying the signals and settings.....................................................................................163
11.4.15.3 Completing the test.......................................................................................................... 164
11.4.16 Under impedance protection for Generator ZGVPDIS..........................................................164
11.4.16.1 Verifying the settings........................................................................................................ 164
11.4.16.2 Completing the test.......................................................................................................... 167
11.5 Current protection....................................................................................................................167
11.5.1 Instantaneous phase overcurrent protection 3-phase output PHPIOC (50)..........................167
11.5.1.1 Measuring the trip limit of set values................................................................................168
11.5.1.2 Completing the test.......................................................................................................... 168
11.5.2 Directional phase overcurrent protection, four steps OC4PTOC (51_67) ............................ 168
11.5.2.1 Function revision history...................................................................................................168
11.5.2.2 Verifying the settings........................................................................................................ 169
11.5.2.3 Completing the test.......................................................................................................... 170
11.5.3 Instantaneous residual overcurrent protection EFPIOC (50N)..............................................170
11.5.3.1 Measuring the trip limit of set values................................................................................170
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11.5.3.2 Completing the test.......................................................................................................... 170
11.5.4 Four step residual overcurrent protection, (Zero sequence or negative sequence
directionality) EF4PTOC (51N/67N)......................................................................................170
11.5.4.1 Function revision history...................................................................................................171
11.5.4.2 Four step directional ground fault protection ...................................................................171
11.5.4.3 Four step non-directional ground fault protection ............................................................172
11.5.4.4 Completing the test.......................................................................................................... 172
11.5.5 Four step negative sequence overcurrent protection NS4PTOC (46I2)................................172
11.5.5.1 Function revision history...................................................................................................172
11.5.5.2 Completing the test.......................................................................................................... 173
11.5.6 Sensitive directional residual overcurrent and power protection SDEPSDE (67N)...............173
11.5.6.1 Measuring the trip and time limit for set values................................................................174
11.5.6.2 Completing the test.......................................................................................................... 178
11.5.7 Thermal overload protection, one time constant, Fahrenheit/Celsius LFPTTR/
LCPTTR (26).........................................................................................................................178
11.5.7.1 Measuring the trip and time limit of set values................................................................. 178
11.5.7.2 Completing the test.......................................................................................................... 179
11.5.8 Thermal overload protection, two time constants TRPTTR (49)........................................... 179
11.5.8.1 Checking trip and reset values.........................................................................................179
11.5.8.2 Completing the test.......................................................................................................... 180
11.5.9 Breaker failure protection, phase segregated activation and output CCRBRF (50BF) ........ 180
11.5.9.1 Function revision history...................................................................................................180
11.5.9.2 Checking the phase current trip value, Pickup_PH .........................................................181
11.5.9.3 Checking the residual (ground fault) current trip value Pickup_N set below Pickup_PH 181
11.5.9.4 Checking the re-trip and back-up times............................................................................181
11.5.9.5 Verifying the re-trip mode................................................................................................. 181
11.5.9.6 Verifying the back-up trip mode .......................................................................................182
11.5.9.7 Verifying instantaneous back-up trip at CB faulty condition............................................. 183
11.5.9.8 Verifying the case FunctionMode = CB Pos.....................................................................183
11.5.9.9 Verifying the case RetripMode = Contact.........................................................................183
11.5.9.10 Verifying the caseFunctionMode = Current or CB Pos.....................................................184
11.5.9.11 Verifying the external start signal has timed out...............................................................184
11.5.9.12 Verifying that backup signal is released when STALARM is reset................................... 185
11.5.9.13 Test of FollowStart&Mode behaviour................................................................................185
11.5.9.14 Test of FollowStart behaviour...........................................................................................185
11.5.9.15 Completing the test.......................................................................................................... 185
11.5.10 Stub protection STBPTOC (50STB)......................................................................................185
11.5.10.1 Function revision history...................................................................................................186
11.5.10.2 Measuring the trip limit of set values................................................................................186
11.5.10.3 Completing the test.......................................................................................................... 186
11.5.11 Overcurrent protection with binary release BRPTOC............................................................186
11.5.11.1 Function revision history...................................................................................................187
11.5.11.2 Measuring the operate limit of set values.........................................................................187
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11.5.11.3 Completing the test.......................................................................................................... 188
11.5.12 Pole discrepancy protection CCPDSC (52PD)......................................................................188
11.5.12.1 Verifying the settings........................................................................................................ 188
11.5.12.2 Completing the test.......................................................................................................... 189
11.5.13 Directional underpower protection GUPPDUP (37).............................................................. 189
11.5.13.1 Verifying the settings........................................................................................................ 189
11.5.13.2 Completing the test.......................................................................................................... 190
11.5.14 Directional overpower protection GOPPDOP (32)................................................................ 190
11.5.14.1 Verifying the settings........................................................................................................ 190
11.5.14.2 Completing the test.......................................................................................................... 191
11.5.15 Broken conductor check BRCPTOC (46)..............................................................................191
11.5.15.1 Function revision history...................................................................................................191
11.5.15.2 Measuring the trip and time limit of set values................................................................. 191
11.5.15.3 Completing the test.......................................................................................................... 192
11.5.16 Capacitor bank protection CBPGAPC...................................................................................192
11.5.16.1 Verifying the settings and operation of the function..........................................................192
11.5.16.2 Completing the test.......................................................................................................... 195
11.5.17 Negative-sequence time overcurrent protection for machines NS2PTOC (46I2)..................196
11.5.17.1 Verifying settings by secondary injection..........................................................................196
11.5.17.2 Completing the test.......................................................................................................... 197
11.5.18 Voltage-restrained time overcurrent protection VRPVOC(51V)............................................ 197
11.5.18.1 Function revision history...................................................................................................197
11.5.18.2 Verifying the settings........................................................................................................ 198
11.5.18.3 Completing the test.......................................................................................................... 200
11.5.19 Average Power Transient Earth Fault Protection, APPTEF.................................................. 200
11.5.19.1 Verifying the signals and settings.....................................................................................201
11.5.19.2 Completing the test.......................................................................................................... 204
11.6 Voltage protection....................................................................................................................204
11.6.1 Two step undervoltage protection UV2PTUV (27)................................................................ 204
11.6.1.1 Verifying the settings........................................................................................................ 204
11.6.1.2 Completing the test.......................................................................................................... 206
11.6.2 Two step overvoltage protection OV2PTOV (59).................................................................. 206
11.6.2.1 Verifying the settings........................................................................................................ 206
11.6.2.2 Extended testing...............................................................................................................206
11.6.2.3 Completing the test.......................................................................................................... 207
11.6.3 Two step residual overvoltage protection ROV2PTOV (59N)............................................... 207
11.6.3.1 Function revision history...................................................................................................207
11.6.3.2 Verifying the settings........................................................................................................ 207
11.6.3.3 Completing the test.......................................................................................................... 208
11.6.4 Overexcitation protection OEXPVPH (24).............................................................................208
11.6.4.1 Verifying the settings........................................................................................................ 208
11.6.4.2 Completing the test.......................................................................................................... 209
11.6.5 Voltage differential protection VDCPTOV (60)...................................................................... 209
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11.6.5.1 Function revision history...................................................................................................209
11.6.5.2 Check of undervoltage levels........................................................................................... 209
11.6.5.3 Check of voltage differential trip and alarm levels............................................................211
11.6.5.4 Check of trip and trip reset timers.................................................................................... 212
11.6.5.5 Final adjustment of compensation for VT ratio differences ............................................. 213
11.6.5.6 Completing the test.......................................................................................................... 213
11.6.6 Loss of voltage check LOVPTUV (27)...................................................................................213
11.6.6.1 Measuring the trip limit of set values................................................................................213
11.6.6.2 Completing the test.......................................................................................................... 214
11.7 Unbalance protection.............................................................................................................. 214
11.7.1 Shunt capacitor cascading failure protection SCCFPVOC (51 V).........................................214
11.7.1.1 Function revision history...................................................................................................214
11.7.1.2 Verifying the signals and settings.....................................................................................214
11.7.1.3 Completing the test.......................................................................................................... 216
11.7.2 Current unbalance protection of SCB, SCUCPTOC..............................................................216
11.7.2.1 Verifying the signals and settings.....................................................................................216
11.7.2.2 Completing the test.......................................................................................................... 220
11.7.3 Phase voltage differential based capacitor bank unbalanced protection, SCPDPTOV87V.. 220
11.7.3.1 Verifying the signals and settings.....................................................................................220
11.7.3.2 Completing the test.......................................................................................................... 226
11.7.4 Voltage unbalance protection of shunt capacitor bank, SCUVPTOV.................................... 226
11.7.4.1 Verifying the signals and settings.....................................................................................226
11.7.4.2 Completing the test.......................................................................................................... 228
11.8 Frequency protection...............................................................................................................228
11.8.1 Underfrequency protection SAPTUF (81)............................................................................. 228
11.8.1.1 Verifying the settings........................................................................................................ 228
11.8.1.2 Completing the test.......................................................................................................... 229
11.8.2 Overfrequency protection SAPTOF (81)............................................................................... 229
11.8.2.1 Verifying the settings........................................................................................................ 229
11.8.2.2 Completing the test.......................................................................................................... 230
11.8.3 Rate-of-change frequency protection SAPFRC (81).............................................................230
11.8.3.1 Verifying the settings........................................................................................................ 230
11.8.3.2 Completing the test.......................................................................................................... 231
11.9 Multipurpose protection........................................................................................................... 231
11.9.1 Function revision history........................................................................................................231
11.9.2 General current and voltage protection CVGAPC.................................................................231
11.9.2.1 Built-in overcurrent feature (non-directional)....................................................................232
11.9.2.2 Overcurrent feature with current restraint.........................................................................232
11.9.2.3 Overcurrent feature with voltage restraint........................................................................ 232
11.9.2.4 Overcurrent feature with directionality..............................................................................233
11.9.2.5 Over/Undervoltage feature...............................................................................................233
11.9.2.6 Completing the test.......................................................................................................... 234
11.10 Secondary system supervision................................................................................................234
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11.10.1 Current circuit supervision CCSSPVC (87) .......................................................................... 234
11.10.1.1 Verifying the settings........................................................................................................ 234
11.10.1.2 Completing the test.......................................................................................................... 234
11.10.2 Fuse failure supervision FUFSPVC.......................................................................................234
11.10.2.1 Checking that the binary inputs and outputs trip as expected .........................................234
11.10.2.2 Measuring the trip value for the negative sequence function ..........................................235
11.10.2.3 Measuring the trip value for the zero-sequence function ................................................ 236
11.10.2.4 Measuring the trip value for the dead line detection function...........................................237
11.10.2.5 Checking the operation of the dv/dt and di/dt based function ......................................... 237
11.10.2.6 Completing the test.......................................................................................................... 238
11.10.3 Fuse failure supervision ....................................................................................................... 238
11.10.3.1 Completing the test.......................................................................................................... 238
11.10.4 Voltage based delta supervision DELVSPVC........................................................................238
11.10.4.1 Verifying the signals and settings.....................................................................................238
11.10.4.2 Completing the test.......................................................................................................... 239
11.10.5 Current based delta supervision DELISPVC(7I)................................................................... 239
11.10.5.1 Verifying the signals and settings.....................................................................................239
11.10.5.2 Completing the test.......................................................................................................... 240
11.10.6 Delta supervision of real input DELSPVC............................................................................. 240
11.10.6.1 Verifying the signals and settings.....................................................................................240
11.10.6.2 Completing the test.......................................................................................................... 241
11.11 Control.....................................................................................................................................241
11.11.1 Synchrocheck, energizing check, and synchronizing SESRSYN (25).................................. 241
11.11.1.1 Testing the synchronizing function................................................................................... 243
11.11.1.2 Testing the synchrocheck functionality.............................................................................243
11.11.1.3 Testing the energizing check............................................................................................245
11.11.1.4 Testing the voltage selection............................................................................................ 246
11.11.1.5 Completing the test.......................................................................................................... 248
11.11.2 Autorecloser for 1/2/3-phase operation SMBRREC (79).......................................................248
11.11.2.1 Preparation of the verification ..........................................................................................250
11.11.2.2 Switching the auto recloser to On and Off Enabled and Disabled .................................. 251
11.11.2.3 Verifying the auto recloser ...............................................................................................251
11.11.2.4 Checking the auto reclosing conditions............................................................................252
11.11.2.5 Completing the test.......................................................................................................... 253
11.11.3 Apparatus control APC..........................................................................................................253
11.11.4 Function revision history........................................................................................................254
11.11.5 Voltage control TR1ATCC, TR8ATCC, TCMYLTC, TCLYLTC ..............................................254
11.11.5.1 Secondary test................................................................................................................. 255
11.11.5.2 Check the activation of the voltage control operation.......................................................256
11.11.5.3 Check the normal voltage regulation function.................................................................. 256
11.11.5.4 Check the undervoltage block function............................................................................ 257
11.11.5.5 Check the upper and lower busbar voltage limit.............................................................. 257
11.11.5.6 Check the overcurrent block function...............................................................................257
1MRK 504 165-UUS Rev. J Table of contents
Transformer protection RET670 9
Commissioning manual
© 2017 - 2021 Hitachi Power Grids. All rights reserved

11.11.5.7 Single transformer............................................................................................................258
11.11.5.8 Parallel voltage regulation................................................................................................259
11.11.5.9 Completing the test.......................................................................................................... 262
11.11.6 Single command, 16 signals SINGLECMD...........................................................................262
11.11.7 Interlocking............................................................................................................................262
11.12 Scheme communication.......................................................................................................... 262
11.12.1 Scheme communication logic for distance or overcurrent protection ZCPSCH (85) ............262
11.12.1.1 Function revision history...................................................................................................263
11.12.1.2 Testing permissive underreaching....................................................................................263
11.12.1.3 Testing permissive overreaching......................................................................................263
11.12.1.4 Testing blocking scheme.................................................................................................. 264
11.12.1.5 Testing delta blocking scheme......................................................................................... 264
11.12.1.6 Checking of unblocking logic............................................................................................264
11.12.1.7 Completing the test.......................................................................................................... 265
11.12.2 Phase segregated scheme communication logic for distance or overcurrent protection
ZPCPSCH (85) .....................................................................................................................265
11.12.2.1 Function revision history...................................................................................................265
11.12.2.2 Testing permissive underreaching....................................................................................265
11.12.2.3 Testing permissive overreaching......................................................................................266
11.12.2.4 Testing blocking scheme.................................................................................................. 266
11.12.2.5 Completing the test.......................................................................................................... 266
11.12.3 Current reversal and Weak-end infeed logic for distance protection 3-phase
ZCRWPSCH (85).................................................................................................................. 266
11.12.3.1 Function revision history...................................................................................................267
11.12.3.2 Current reversal logic....................................................................................................... 267
11.12.3.3 Weak end infeed logic......................................................................................................268
11.12.3.4 Completing the test.......................................................................................................... 269
11.12.4 Scheme communication logic for residual overcurrent protection ECPSCH (85)................. 269
11.12.4.1 Function revision history...................................................................................................269
11.12.4.2 Testing the directional comparison logic function.............................................................269
11.12.4.3 Completing the test.......................................................................................................... 270
11.12.5 Current reversal and weak-end infeed logic for residual overcurrent protection
ECRWPSCH (85)..................................................................................................................271
11.12.5.1 Testing the current reversal logic......................................................................................271
11.12.5.2 Testing the weak-end infeed logic.................................................................................... 271
11.12.5.3 Completing the test.......................................................................................................... 272
11.13 Logic........................................................................................................................................273
11.13.1 Tripping logic, common 3-phase output SMPPTRC (94)...................................................... 273
11.13.1.1 Function revision history...................................................................................................273
11.13.1.2 3 phase operating mode...................................................................................................273
11.13.1.3 1p/3p operating mode ..................................................................................................... 273
11.13.1.4 1p/2p/3p operating mode ................................................................................................ 274
11.13.1.5 Circuit breaker lockout......................................................................................................275
Table of contents 1MRK 504 165-UUS Rev. J
10 Transformer protection RET670
Commissioning manual
© 2017 - 2021 Hitachi Power Grids. All rights reserved

11.13.1.6 Completing the test.......................................................................................................... 275
11.14 Monitoring................................................................................................................................275
11.14.1 Gas medium supervision SSIMG.......................................................................................... 275
11.14.1.1 Function revision history...................................................................................................276
11.14.1.2 Testing the gas medium supervision for pressure alarm and pressure
lockout conditions.............................................................................................................276
11.14.1.3 Testing the gas medium supervision for temperature alarm and temperature lockout
conditions......................................................................................................................... 276
11.14.1.4 Completing the test.......................................................................................................... 277
11.14.2 Liquid medium supervision SSIML........................................................................................277
11.14.2.1 Function revision history...................................................................................................277
11.14.2.2 Testing the liquid medium supervision for level alarm and level lockout conditions.........277
11.14.2.3 Testing the gas medium supervision for temperature alarm and temperature lockout
conditions......................................................................................................................... 278
11.14.2.4 Completing the test.......................................................................................................... 278
11.14.3 Breaker monitoring SSCBR...................................................................................................278
11.14.3.1 Verifying the settings........................................................................................................ 278
11.14.3.2 Completing the test.......................................................................................................... 280
11.14.4 Event function EVENT...........................................................................................................280
11.14.5 Limit counter L4UFCNT.........................................................................................................280
11.14.5.1 Completing the test.......................................................................................................... 280
11.14.6 Estimation of transformer insulation life LOLSPTR (26/49HS)..............................................280
11.14.6.1 Verifying the signals and settings.....................................................................................280
11.14.6.2 Completing the test.......................................................................................................... 282
11.14.7 Through fault monitoring PTRSTHR (51TF)..........................................................................282
11.14.7.1 Verifying the signals and settings.....................................................................................282
11.14.7.2 Completing the test.......................................................................................................... 283
11.14.8 Function revision history........................................................................................................283
11.14.9 Current harmonic monitoring CHMMHAI(ITHD)....................................................................283
11.14.9.1 Verifying the signals and settings.....................................................................................283
11.14.9.2 Completing the test.......................................................................................................... 284
11.14.10 Function revision history........................................................................................................284
11.14.11 Voltage harmonic monitoring VHMMHAI(VTHD)...................................................................284
11.14.11.1 Verifying the signals and settings.....................................................................................284
11.14.11.2 Completing the test.......................................................................................................... 285
11.14.12 Function revision history........................................................................................................285
11.14.13 Fault current and voltage monitoring function FLTMMXU .................................................... 285
11.14.13.1 Verifying the settings........................................................................................................ 285
11.14.13.2 Completing the test.......................................................................................................... 286
11.14.14 Fault locator LMBRFLO.........................................................................................................286
11.14.14.1 Function revision history...................................................................................................286
11.14.14.2 Verifying the signals and settings.....................................................................................286
11.14.14.3 Measuring the operate limit..............................................................................................287
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Transformer protection RET670 11
Commissioning manual
© 2017 - 2021 Hitachi Power Grids. All rights reserved

11.14.14.4 Completing the test.......................................................................................................... 288
11.15 Metering.................................................................................................................................. 288
11.15.1 Pulse-counter logic PCFCNT................................................................................................ 288
11.15.2 Function for energy calculation and demand handling ETPMMTR....................................... 288
11.15.2.1 Verifying the settings........................................................................................................ 288
11.15.2.2 Completing the test.......................................................................................................... 289
11.16 Station communication............................................................................................................ 289
11.16.1 Multiple command and transmit MULTICMDRCV / MULTICMDSND....................................289
11.17 Remote communication...........................................................................................................290
11.17.1 Binary signal transfer.............................................................................................................290
11.18 Basic IED functions................................................................................................................. 291
11.18.1 Parameter setting group handling SETGRPS.......................................................................291
11.18.1.1 Verifying the settings........................................................................................................ 291
11.18.1.2 Completing the test.......................................................................................................... 292
11.19 Exit test mode..........................................................................................................................292
Section 12 Primary injection testing................................................................................293
12.1 Transformer Voltage Control ATCC.........................................................................................293
12.1.1 Load drop compensation function, LDC................................................................................293
12.1.2 Voltage control of Parallel Transformers............................................................................... 294
12.1.3 Minimum Circulating Current (MCC) method........................................................................ 295
12.1.4 Master Follower (MF) method............................................................................................... 296
12.1.5 Completing the test............................................................................................................... 297
Section 13 Checking the directionality............................................................................299
13.1 Overview................................................................................................................................. 299
13.2 Testing the directionality of the distance protection.................................................................299
Section 14 Commissioning and maintenance of the fault clearing system.................301
14.1 Commissioning tests............................................................................................................... 301
14.2 Periodic maintenance tests..................................................................................................... 301
14.2.1 Visual inspection....................................................................................................................302
14.2.2 Maintenance tests................................................................................................................. 302
14.2.2.1 Preparation.......................................................................................................................302
14.2.2.2 Recording.........................................................................................................................302
14.2.2.3 Secondary injection..........................................................................................................303
14.2.2.4 Alarm test......................................................................................................................... 303
14.2.2.5 Self supervision check......................................................................................................303
14.2.2.6 Trip circuit check.............................................................................................................. 303
14.2.2.7 Measurement of service currents.....................................................................................304
14.2.2.8 Restoring..........................................................................................................................304
Section 15 Troubleshooting..............................................................................................305
15.1 Checking the self supervision signals..................................................................................... 305
Table of contents 1MRK 504 165-UUS Rev. J
12 Transformer protection RET670
Commissioning manual
© 2017 - 2021 Hitachi Power Grids. All rights reserved

15.1.1 Checking the self supervision function..................................................................................305
15.1.1.1 Determine the cause of an internal failure........................................................................305
15.1.2 Self supervision HMI data..................................................................................................... 305
15.1.2.1 General IED status...........................................................................................................305
15.2 Fault tracing.............................................................................................................................306
15.2.1 Internal fault indications.........................................................................................................306
15.2.2 Using front-connected PC..................................................................................................... 307
15.2.3 Diagnosing the IED status via the LHMI hint menu...............................................................308
15.2.4 Hardware re-configuration..................................................................................................... 311
15.3 Repair instruction.................................................................................................................... 312
15.4 Repair support.........................................................................................................................313
15.5 Maintenance............................................................................................................................313
Section 16 Glossary.......................................................................................................... 315
1MRK 504 165-UUS Rev. J Table of contents
Transformer protection RET670 13
Commissioning manual
© 2017 - 2021 Hitachi Power Grids. All rights reserved

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