ABB RELION REG670 Commissioning Manual

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Contents

ABB RELION REG670 Commissioning Manual Manual pdf 12 page image

12.5.9.6 Verifying instantaneous back-up trip at CB faulty condition........................................16712.5.9.7 Verifying the caseRetripMode =Contact..........................................................................16712.5.9.8 Verifying the function modeCurrent&Contact................................................................ 16712.5.9.9 Completing the test...............................................................................................................16812.5.10 Breaker failure protection, single phase version CCSRBRF ............................................. 16812.5.10.1Checking the phase current operate value IP>.................................................................16912.5.10.2 Checking the re-trip and back-up times............................................................................16912.5.10.3 Verifying the re-trip mode....................................................................................................16912.5.10.4 Verifying the back-up trip mode......................................................................................... 17012.5.10.5 Verifying instantaneous back-up trip at “CB faulty” condition ....................................17012.5.10.6 Verifying the caseFunctionMode =Contact.................................................................... 17012.5.10.7 Verifying the function modeCurr&Cont Check................................................................ 17112.5.10.8 Completing the test............................................................................................................... 17112.5.11 Stub protection STBPTOC........................................................................................................ 17112.5.11.1 Measuring the operate limit of set values......................................................................... 17212.5.11.2 Completing the test............................................................................................................... 17212.5.12 Pole discordance protection CCPDSC................................................................................... 17212.5.12.1 Verifying the settings............................................................................................................ 17212.5.12.2 Completing the test............................................................................................................... 17312.5.13 Directional underpower protection GUPPDUP ................................................................... 17312.5.13.1 Verifying the settings............................................................................................................ 17312.5.13.2 Completing the test............................................................................................................... 17512.5.14 Directional overpower protection GOPPDOP ..................................................................... 17512.5.14.1 Verifying the settings............................................................................................................ 17512.5.14.2 Completing the test............................................................................................................... 17512.5.15 Broken conductor check BRCPTOC ....................................................................................... 17512.5.15.1 Measuring the operate and time limit of set values........................................................17512.5.15.2 Completing the test...............................................................................................................17612.5.16 Negative-sequence time overcurrent protection for machines NS2PTOC ................... 17612.5.16.1 Verifying settings by secondary injection......................................................................... 17612.5.16.2 Completing the test............................................................................................................... 17712.5.17 Accidental energizing protection for synchronous generator AEGPVOC...................... 17812.5.17.1 Verifying the settings............................................................................................................ 17812.5.18 Voltage-restrained time overcurrent protection VRPVOC................................................ 17812.5.18.1 Verifying the settings............................................................................................................ 17812.5.18.2 Completing the test............................................................................................................... 18112.5.19 Generator stator overload protection GSPTTR................................................................... 18112.5.19.1 Verifying the settings............................................................................................................ 18112.5.19.2 Completing the test...............................................................................................................18212.5.20 Generator rotor overload protection GRPTTR..................................................................... 18212.5.20.1 Verifying the settings............................................................................................................ 18212.5.20.2 Completing the test...............................................................................................................18212.6 Voltage protection.........................................................................................................................18312.6.1 Two step undervoltage protection UV2PTUV ..................................................................... 18312.6.1.1 Verifying the settings............................................................................................................ 18312.6.1.2 Completing the test...............................................................................................................184Table of contents6Commissioning manual