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7.6.4.2
7.6.5
100% Stator earth fault protection, 3rd harmonic based STEFPHIZ ........................... 68
7.6.5.1
7.6.5.2
7.6.5.3
7.6.6
Rotor earth fault protection 64R.......................................................................................... 70
7.7
Testing frequency protection functions................................................................................ 71
7.7.1
Underfrequency protection SAPTUF ....................................................................................71
7.7.1.1
7.7.1.2
7.7.2
Overfrequency protection SAPTOF ......................................................................................72
7.7.2.1
7.7.2.2
7.7.3
Rate-of-change frequency protection SAPFRC ................................................................. 73
7.7.3.1
7.7.3.2
7.8
Testing secondary system supervision functions............................................................... 74
7.8.1
Fuse failure supervision SDDRFUF....................................................................................... 74
7.8.1.1
7.8.1.2
7.8.1.3
7.8.1.4
7.8.1.5
7.9
Testing control functions......................................................................................................... 76
7.9.1
Synchrocheck, energizing check, and synchronizing SESRSYN...................................... 76
7.9.1.1
7.9.1.2
7.9.1.3
7.9.1.4
7.9.1.5
7.10
Testing logic functions..............................................................................................................81
7.10.1
Tripping logic SMPPTRC .........................................................................................................81
7.10.1.1
7.10.1.2
7.10.1.3
7.11
Testing monitoring functions..................................................................................................82
7.11.1
Event counter CNTGGIO......................................................................................................... 82
7.12
Testing metering functions..................................................................................................... 83
7.12.1
Pulse counter PCGGIO............................................................................................................. 83
7.13
Exit test mode.............................................................................................................................83
Section 8
Commissioning and maintenance of the fault clearing system............ 85
8.1
Commissioning and maintenance of the fault clearing system....................................... 85
8.1.1
Installation and commissioning............................................................................................85
8.1.2
Commissioning tests.............................................................................................................. 86
8.1.3
Periodic maintenance tests................................................................................................... 86
4
Completing the test...........................................................................................................68
Testing..................................................................................................................................69
Verifying settings............................................................................................................... 70
Completing the test........................................................................................................... 70
Verifying the settings......................................................................................................... 71
Completing the test........................................................................................................... 72
Verifying the settings.........................................................................................................72
Completing the test........................................................................................................... 73
Verifying the settings.........................................................................................................73
Completing the test........................................................................................................... 73
Checking that the binary inputs and outputs operate as expected ....................... 74
Measuring the operate value for the negative sequence function ..........................74
Measuring the operate value for the zero-sequence function ................................. 75
Checking the operation of the du/dt and di/dt based function ............................. 75
Completing the test........................................................................................................... 76
Testing the synchronizing function................................................................................ 77
Testing the synchrocheck check......................................................................................78
Testing the energizing check........................................................................................... 80
Testing the voltage selection........................................................................................... 81
Completing the test........................................................................................................... 81
Three phase operating mode........................................................................................... 81
Circuit breaker lockout...................................................................................................... 82
Completing the test........................................................................................................... 82
© Copyright 2011 ABB. All rights reserved
Generator protection REG650
Commissioning manual
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