Toshiba GR200 Series Instruction Manual page 10

Scheme logic ...................................................................................................................... 305
2.21.5
Setting list ......................................................................................................................... 307
2.21.6
Data ID .............................................................................................................................. 308
2.21.7
Overvoltage protection for phase-to-phase (OVS) ................................................................... 309
Drop-off and pickup setting............................................................................................... 310
2.22.1
Delay for the operation of the OVS element .................................................................... 310
2.22.2
Time characteristic ............................................................................................................ 310
2.22.3
Miscellaneous functions .................................................................................................... 312
2.22.4
Scheme logic ...................................................................................................................... 313
2.22.5
Setting list ......................................................................................................................... 314
2.22.6
Data ID .............................................................................................................................. 315
2.22.7
Earth fault overvoltage protection (OVG) ............................................................................... 316
Drop-off and pickup setting............................................................................................... 317
2.23.1
Delay of the operation of the OVG element ...................................................................... 317
2.23.2
Time characteristic ............................................................................................................ 317
2.23.3
Miscellaneous functions .................................................................................................... 319
2.23.4
Scheme logic ...................................................................................................................... 320
2.23.5
Setting ................................................................................................................................ 321
2.23.6
Data ID .............................................................................................................................. 322
2.23.7
Phase under-voltage protection (UV) ....................................................................................... 323
Drop-off and pick-up characteristic .................................................................................. 324
2.24.1
Time characteristic ............................................................................................................ 324
2.24.2
Miscellaneous functions .................................................................................................... 326
2.24.3
Scheme logic ...................................................................................................................... 327
2.24.4
Setting ................................................................................................................................ 329
2.24.5
Data ID .............................................................................................................................. 330
2.24.6
Phase-to-phase under-voltage protection (UVS) ..................................................................... 331
Drop-off and pick-up characteristic .................................................................................. 332
2.25.1
Time characteristic ............................................................................................................ 332
2.25.2
Miscellaneous functions .................................................................................................... 334
2.25.3
Scheme logic ...................................................................................................................... 335
2.25.4
Setting ................................................................................................................................ 337
2.25.5
Data ID .............................................................................................................................. 338
2.25.6
Frequency protection (FRQ/DFRQ) ......................................................................................... 340
FRQ features and characteristics ..................................................................................... 341
2.26.1
DFRQ features and characteristics .................................................................................. 343
2.26.2
Setting ................................................................................................................................ 345
2.26.3
Data ID .............................................................................................................................. 347
2.26.4
Out of step tripping by voltage (OSTV) ................................................................................... 350
x
6F2S1914 (0.49)