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Setting and operation .......................................................................................................... 298
2.26.3
Scheme logic ......................................................................................................................... 303
2.26.4
Setting ................................................................................................................................... 305
2.26.5
Signal .................................................................................................................................... 306
2.26.6
Automatic transfer operation (ATO) .......................................................................................... 307
Scheme logic ......................................................................................................................... 308
2.27.1
ATO judgment ...................................................................................................................... 310
2.27.2
ATO special relays for commands ....................................................................................... 312
2.27.3
Setting ................................................................................................................................... 314
2.27.4
Signal .................................................................................................................................... 315
2.27.5
Motor protection (Motor) ............................................................................................................. 317
Motor current / Motor rated current ................................................................................... 318
2.28.1
Motor status ......................................................................................................................... 319
2.28.2
Motor start protection .......................................................................................................... 326
2.28.3
Thermal overload protection ............................................................................................... 327
2.28.4
Stalled motor protection ...................................................................................................... 330
2.28.5
Locked rotor protection ........................................................................................................ 332
2.28.6
Restart inhibit function ....................................................................................................... 337
2.28.7
Grouping commands for the trip circuit ............................................................................. 342
2.28.8
Setting ................................................................................................................................... 343
2.28.9
Signal................................................................................................................................. 344
2.28.10
Reverse power protection (REVPOW)........................................................................................ 346
Reverse active power protection (RP) ................................................................................. 347
2.29.1
Reverse reactive power protection (RQ) ............................................................................. 350
2.29.2
Setting ................................................................................................................................... 353
2.29.3
Signal .................................................................................................................................... 354
2.29.4
3
General control function .................................................................................................................... 355
Control scheme ............................................................................................................................ 356
Control mode ................................................................................................................................ 359
Select-before-operation mode (SBO) ................................................................................... 359
3.2.1
Direct-operation mode (DIR) ............................................................................................... 360
3.2.2
Control hierarchy ........................................................................................................................ 362
Control level and control point ............................................................................................ 363
3.3.1
Selector switches and bay operations ................................................................................. 363
3.3.2
Programming of control-right distributions ....................................................................... 363
3.3.3
LED reset function (LEDR) ........................................................................................................ 365
Select logic for resetting LEDs ............................................................................................ 366
3.4.1
Cancel logic in SBO mode .................................................................................................... 369
3.4.2
Operate logic for SBO/DIR mode ........................................................................................ 370
3.4.3
xi
6F2T0207 (0.01)
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