ABB Relion 670 Series Commissioning Manual page 13

11.10.2 Current reversal and Weak-end infeed logic for distance protection 3-phase
ZCRWPSCH .................................................................................................................................165
11.10.2.1 Current reversal logic............................................................................................................ 165
11.10.2.2 Weak end infeed logic........................................................................................................... 166
11.10.2.3 Completing the test...............................................................................................................166
11.10.3 Local acceleration logic ZCLCPSCH....................................................................................... 167
11.10.3.1 Verifying the settings............................................................................................................ 167
11.10.3.2 Completing the test...............................................................................................................167
11.10.4 Scheme communication logic for residual overcurrent protection ECPSCH ............... 167
11.10.4.1 Testing the directional comparison logic function......................................................... 167
11.10.4.2 Completing the test...............................................................................................................168
11.10.5 Current reversal and weak-end infeed logic for residual overcurrent protection
ECRWPSCH .................................................................................................................................169
11.10.5.1 Testing the current reversal logic....................................................................................... 169
11.10.5.2 Testing the weak-end infeed logic..................................................................................... 169
11.10.5.3 Completing the test............................................................................................................... 171
11.11 Logic.................................................................................................................................................. 171
11.11.1 Tripping logic, common 3-phase output SMPPTRC ........................................................... 171
11.11.1.1 3 phase operating mode........................................................................................................171
11.11.1.2 1ph/3ph operating mode...................................................................................................... 171
11.11.1.3 1ph/2ph/3ph operating mode............................................................................................. 172
11.11.1.4 Circuit breaker lockout.......................................................................................................... 173
11.11.1.5 Completing the test............................................................................................................... 173
11.12 Monitoring....................................................................................................................................... 173
11.12.1 Gas medium supervision SSIMG............................................................................................. 173
11.12.1.1 Testing the gas medium supervision for pressure alarm and pressure lockout
conditions................................................................................................................................ 174
11.12.1.2 Testing the gas medium supervision for temperature alarm and temperature
lock out conditions.................................................................................................................174
11.12.1.3 Completing the test...............................................................................................................174
11.12.2 Liquid medium supervision SSIML......................................................................................... 174
11.12.2.1 Testing the liquid medium supervision for level alarm and level lockout
conditions................................................................................................................................ 175
11.12.2.2 Testing the liquid medium supervision for temperature alarm and
temperature lock out conditions........................................................................................ 175
11.12.2.3 Completing the test............................................................................................................... 175
11.12.3 Breaker monitoring SSCBR...................................................................................................... 175
11.12.3.1 Verifying the settings............................................................................................................ 175
11.12.3.2 Completing the test............................................................................................................... 177
11.12.4 Event function EVENT............................................................................................................... 177
11.12.5 Fault locator LMBRFLO............................................................................................................. 177
11.12.5.1 Measuring the operate limit.................................................................................................178
11.12.5.2 Completing the test...............................................................................................................179
11.12.6 Limit counter L4UFCNT............................................................................................................ 179
11.12.6.1 Completing the test...............................................................................................................179
11.12.7 Estimation of transformer insulation life LOLSPTR .......................................................... 179
11.12.7.1 Verifying the signals and settings...................................................................................... 179
Bay control REC670
Commissioning manual
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