ABB REG670 - Page 12

Completing the test.....................................................................192
Four step negative sequence overcurrent protection NS4PTOC
(46I2)............................................................................................... 192
Completing the test.....................................................................193
Sensitive directional residual overcurrent and power protection
SDEPSDE (67N)..............................................................................193
Measuring the trip and time limit for set values.......................... 194
Completing the test.....................................................................200
Thermal overload protection, two time constants TRPTTR (49)..... 200
Checking trip and reset values................................................... 200
Completing the test.....................................................................201
Breaker failure protection, phase segregated activation and
output CCRBRF (50BF)...................................................................201
Checking the phase current trip value, Pickup_PH .................... 202
Checking the residual (ground fault) current trip value
Pickup_N set below Pickup_PH ..................................................202
Checking the re-trip and back-up times......................................202
Verifying the re-trip mode........................................................... 203
Verifying the back-up trip mode..................................................203
Verifying instantaneous back-up trip at CB faulty condition....... 205
Verifying the function mode Current/Contact ..............................205
Completing the test.....................................................................206
Pole discrepancy protection CCPDSC (52PD)................................206
Verifying the settings.................................................................. 206
Completing the test.....................................................................207
Directional underpower protection GUPPDUP (37).........................207
Verifying the settings.................................................................. 207
Completing the test.....................................................................209
Directional overpower protection GOPPDOP (32).......................... 209
Verifying the settings.................................................................. 209
Completing the test.....................................................................210
Negative-sequence time overcurrent protection for machines
NS2PTOC (46I2)............................................................................. 210
Verifying settings by secondary injection....................................210
Completing the test.....................................................................212
Accidental energizing protection for synchronous generator
AEGPVOC (50AE)...........................................................................212
Verifying the settings.................................................................. 212
Voltage-restrained time overcurrent protection VRPVOC(51V)...... 213
Verifying the settings.................................................................. 213
Completing the test.....................................................................216
Table of contents
6 Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062
Commissioning manual