ABB REG670 - Page 14

Completing the test.....................................................................235
Frequency time accumulation protection function FTAQFVR (81A)235
Verifying the settings.................................................................. 235
Completing the test.....................................................................237
Multipurpose protection........................................................................ 237
General current and voltage protection CVGAPC........................... 237
Built-in overcurrent feature (non-directional).............................. 238
Overcurrent feature with current restraint...................................238
Overcurrent feature with voltage restraint.................................. 239
Overcurrent feature with directionality........................................ 239
Over/Undervoltage feature......................................................... 240
Completing the test.....................................................................240
Secondary system supervision............................................................. 240
Current circuit supervision CCSSPVC (87)..................................... 240
Verifying the settings.................................................................. 241
Completing the test.....................................................................241
Fuse failure supervision FUFSPVC.................................................241
Checking that the binary inputs and outputs trip as expected ... 241
Measuring the trip value for the negative sequence function .... 242
Measuring the trip value for the zero-sequence function ...........243
Measuring the trip value for the dead line detection function..... 244
Checking the operation of the dv/dt and di/dt based function ....245
Completing the test.....................................................................246
Fuse failure supervision ..................................................................246
Completing the test.....................................................................247
Control.................................................................................................. 247
Synchrocheck, energizing check, and synchronizing SESRSYN
(25).................................................................................................. 247
Testing the synchronizing function............................................. 249
Testing the synchrocheck functionality.......................................250
Testing the energizing check......................................................253
Testing the voltage selection...................................................... 254
Completing the test.....................................................................257
Apparatus control APC.................................................................... 257
Tap changer control and supervision TCMYLTC, TCLYLTC.......... 258
Secondary test............................................................................260
Check the activation of the voltage control operation.................260
Check the normal voltage regulation function............................ 261
Check the undervoltage block function.......................................262
Check the upper and lower busbar voltage limit.........................262
Table of contents
8 Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062
Commissioning manual