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11.9.2.4
11.9.2.5
11.9.2.6
11.9.3
Fuse failure supervision VDSPVC...................................................................................201
11.9.3.1
11.9.4
Voltage based delta supervision DELVSPVC..................................................................202
11.9.4.1
11.9.4.2
11.9.5
Current based delta supervision DELISPVC...................................................................202
11.9.5.1
11.9.5.2
11.9.6
Delta supervision of real input DELSPVC....................................................................... 203
11.9.6.1
11.9.6.2
11.10
Control...............................................................................................................................204
11.10.1
Synchrocheck, energizing check, and synchronizing SESRSYN....................................204
11.10.1.1
11.10.1.2
11.10.1.3
11.10.1.4
11.10.1.5
11.10.2
Autorecloser for 1/2/3-phase operation SMBRREC ....................................................... 211
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....................................................................................................216
11.10.4
Function revision history..................................................................................................216
11.10.5
Single command, 16 signals SINGLECMD..................................................................... 216
11.10.6
Interlocking......................................................................................................................217
11.11
Scheme communication.................................................................................................... 217
11.11.1
Scheme communication logic for distance or overcurrent protection ZCPSCH ............. 217
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
protection ZPCPSCH ..................................................................................................... 219
11.11.2.1
11.11.2.2
11.11.2.3
11.11.2.4
8
Measuring the operate value for the dead line detection function..............................200
Checking the operation of the du/dt and di/dt based function ................................... 200
Completing the test.................................................................................................... 201
Completing the test.................................................................................................... 201
Verifying the signals and settings...............................................................................202
Completing the test.................................................................................................... 202
Verifying the signals and settings...............................................................................203
Completing the test.................................................................................................... 203
Verifying the signals and settings...............................................................................203
Completing the test.................................................................................................... 204
Testing the synchronizing function............................................................................. 205
Testing the synchrocheck functionality.......................................................................206
Testing the energizing check......................................................................................208
Testing the voltage selection...................................................................................... 209
Completing the test.................................................................................................... 211
Preparation of the verification ................................................................................... 213
Switching the auto recloser to On and Off On and Off ..............................................213
Verifying the auto recloser .........................................................................................214
Checking the auto reclosing conditions......................................................................214
Completing the test.................................................................................................... 216
Function revision history............................................................................................ 217
Testing permissive underreaching..............................................................................218
Testing permissive overreaching................................................................................218
Testing blocking scheme............................................................................................ 218
Testing delta blocking scheme................................................................................... 218
Checking of unblocking logic......................................................................................219
Completing the test.................................................................................................... 219
Function revision history............................................................................................ 220
Testing permissive underreaching..............................................................................220
Testing permissive overreaching................................................................................220
Testing blocking scheme............................................................................................ 220
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1MRK 505 378-UEN Rev. K
Line differential protection RED670
Commissioning manual
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