Hitachi Relion 670 Series Commissioning Manual page 13

1MRK 511 403-UEN Rev. L
11.10.1.3
11.10.1.4
11.10.1.5
11.10.2 Autorecloser for 1/2/3-phase operation SMBRREC ....................................................... 164
11.10.2.1
11.10.2.2
11.10.2.3
11.10.2.4
11.10.2.5
11.10.3 Apparatus control APC....................................................................................................169
11.10.4 Function revision history..................................................................................................169
11.10.5 Voltage control TR1ATCC, TR8ATCC, TCMYLTC, TCLYLTC ........................................169
11.10.5.1
11.10.5.2
11.10.5.3
11.10.5.4
11.10.5.5
11.10.5.6
11.10.5.7
11.10.5.8
11.10.5.9
11.10.6 Single command, 16 signals SINGLECMD..................................................................... 177
11.10.7 Interlocking......................................................................................................................177
11.11 Scheme communication.................................................................................................... 178
11.11.1 Scheme communication logic for distance or overcurrent protection ZCPSCH ............. 178
11.11.1.1
11.11.1.2
11.11.1.3
11.11.1.4
11.11.1.5
11.11.1.6
11.11.1.7
11.11.2 Current reversal and Weak-end infeed logic for distance protection 3-phase
ZCRWPSCH ...................................................................................................................180
11.11.2.1
11.11.2.2
11.11.2.3
11.11.2.4
11.11.3 Local acceleration logic ZCLCPSCH...............................................................................182
11.11.3.1
11.11.3.2
11.11.4 Scheme communication logic for residual overcurrent protection ECPSCH ..................183
11.11.4.1
11.11.4.2
11.11.4.3
Bay control REC670
Commissioning manual
Testing the energizing check......................................................................................161
Testing the voltage selection...................................................................................... 162
Completing the test.................................................................................................... 164
Preparation of the verification ................................................................................... 166
Switching the auto recloser to On and Off On and Off ..............................................166
Verifying the auto recloser .........................................................................................167
Checking the auto reclosing conditions......................................................................167
Completing the test.................................................................................................... 169
Secondary test........................................................................................................... 171
Check the activation of the voltage control operation................................................ 171
Check the normal voltage regulation function............................................................ 172
Check the undervoltage block function...................................................................... 172
Check the upper and lower busbar voltage limit........................................................ 172
Check the overcurrent block function.........................................................................173
Single transformer......................................................................................................173
Parallel voltage regulation..........................................................................................174
Completing the test.................................................................................................... 177
Function revision history............................................................................................ 178
Testing permissive underreaching..............................................................................178
Testing permissive overreaching................................................................................179
Testing blocking scheme............................................................................................ 179
Testing delta blocking scheme................................................................................... 179
Checking of unblocking logic......................................................................................180
Completing the test.................................................................................................... 180
Function revision history............................................................................................ 180
Current reversal logic................................................................................................. 181
Weak end infeed logic................................................................................................181
Completing the test.................................................................................................... 182
Verifying the settings.................................................................................................. 182
Completing the test.................................................................................................... 182
Function revision history............................................................................................ 183
Testing the directional comparison logic function.......................................................183
Completing the test.................................................................................................... 184
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