ABB Relion 670 Series Commissioning Manual page 12

Table of contents
11.5.9 Stub protection STBPTOC (50STB)...............................................................................................174
11.5.9.1 Measuring the trip limit of set values....................................................................................... 174
11.5.9.2 Completing the test......................................................................................................................175
11.5.10 Pole discrepancy protection CCPDSC (52PD)............................................................................. 175
11.5.10.1 Verifying the settings...................................................................................................................175
11.5.10.2 Completing the test..................................................................................................................... 176
11.5.11 Directional underpower protection GUPPDUP (37)...................................................................176
11.5.11.1 Verifying the settings...................................................................................................................176
11.5.11.2 Completing the test..................................................................................................................... 178
11.5.12 Directional overpower protection GOPPDOP (32)..................................................................... 178
11.5.12.1 Verifying the settings...................................................................................................................178
11.5.12.2 Completing the test..................................................................................................................... 178
11.5.13 Broken conductor check BRCPTOC (46)...................................................................................... 179
11.5.13.1 Measuring the trip and time limit of set values...................................................................... 179
11.5.13.2 Completing the test..................................................................................................................... 179
11.5.14 Voltage-restrained time overcurrent protection VRPVOC(51V)..............................................179
11.5.14.1 Verifying the settings...................................................................................................................179
11.5.14.2 Completing the test..................................................................................................................... 182
11.6 Voltage protection............................................................................................................................... 183
11.6.1 Two step undervoltage protection UV2PTUV (27).....................................................................183
11.6.1.1 Verifying the settings...................................................................................................................183
11.6.1.2 Completing the test..................................................................................................................... 184
11.6.2 Two step overvoltage protection OV2PTOV (59)...................................................................... 184
11.6.2.1 Verifying the settings.................................................................................................................. 184
11.6.2.2 Extended testing...........................................................................................................................185
11.6.2.3 Completing the test..................................................................................................................... 185
11.6.3 Two step residual overvoltage protection ROV2PTOV (59N)..................................................185
11.6.3.1 Verifying the settings...................................................................................................................185
11.6.3.2 Completing the test..................................................................................................................... 186
11.6.4 Overexcitation protection OEXPVPH (24)................................................................................... 186
11.6.4.1 Verifying the settings.................................................................................................................. 186
11.6.4.2 Completing the test..................................................................................................................... 187
11.6.5 Voltage differential protection VDCPTOV (60).......................................................................... 187
11.6.5.1 Check of undervoltage levels...................................................................................................... 187
11.6.5.2 Check of voltage differential trip and alarm levels................................................................ 189
11.6.5.3 Check of trip and trip reset timers............................................................................................190
11.6.5.4 Final adjustment of compensation for VT ratio differences ............................................... 191
11.6.5.5 Completing the test......................................................................................................................191
11.6.6 Loss of voltage check LOVPTUV (27)............................................................................................ 191
11.6.6.1 Measuring the trip limit of set values....................................................................................... 191
11.6.6.2 Completing the test..................................................................................................................... 192
11.6.7 Radial feeder protection PAPGAPC (27).......................................................................................192
11.6.7.1 Verifying the settings...................................................................................................................192
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Line distance protection REL670
Commissioning manual