Toshiba GR200 Series Instruction Manual page 8

Line differential protection ied
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Scheme logic ...................................................................................................................... 182
2.11.2
Setting ................................................................................................................................ 183
2.11.3
Data ID .............................................................................................................................. 183
2.11.4
Distance carrier command protection (DISCAR) .................................................................... 185
Permissive underreach protection (PUP) ......................................................................... 186
2.12.1
Permissive overreach protection (POP) ............................................................................ 187
2.12.2
Unblocking overreach protection (UOP) ........................................................................... 190
2.12.3
Blocking overreach protection (BOP) ............................................................................... 192
2.12.4
Protection for week infeed terminal ................................................................................. 195
2.12.5
Countermeasure for current reversal ............................................................................... 197
2.12.6
Carrier signal reception .................................................................................................... 199
2.12.7
Setting ................................................................................................................................ 201
2.12.8
Data ID .............................................................................................................................. 202
2.12.9
Directional earth fault command protection (DEFCAR) ........................................................ 204
Permissive overreach protection (POP) ............................................................................ 205
2.13.1
Unblocking overreach protection (UOP) ........................................................................... 208
2.13.2
Blocking overreach protection (BOP) ............................................................................... 208
2.13.3
Coordination with DISCAR protection ............................................................................. 210
2.13.4
Carrier signal reception ..................................................................................................... 211
2.13.5
Setting ................................................................................................................................ 213
2.13.6
Data ID .............................................................................................................................. 214
2.13.7
Switch on to fault (SOTF-OC) .................................................................................................. 216
Scheme logic ...................................................................................................................... 217
2.14.1
Setting ................................................................................................................................ 219
2.14.2
Data ID .............................................................................................................................. 219
2.14.3
Overcurrent protection (OC) .................................................................................................... 220
Relay polarity .................................................................................................................... 221
2.15.1
Inverse time and definite time delay characteristic ........................................................ 224
2.15.2
Threshold value for operation ........................................................................................... 231
2.15.3
Reset Ratio ......................................................................................................................... 231
2.15.4
Miscellaneous functions .................................................................................................... 231
2.15.5
Scheme logic ...................................................................................................................... 233
2.15.6
Setting ................................................................................................................................ 235
2.15.7
Data ID .............................................................................................................................. 240
2.15.8
Earth fault protection (EF) ...................................................................................................... 243
Relay polarity .................................................................................................................... 244
2.16.1
Inverse time and definite time delay characteristic ........................................................ 246
2.16.2
Threshold level for operation ............................................................................................ 251
2.16.3
Reset Ratio ......................................................................................................................... 251
2.16.4
viii
6F2S1914 (0.49)

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