![ABB RET630 Скачать руководство пользователя страница 7](http://html.mh-extra.com/html/abb/ret630/ret630_product-manual_4801007.webp)
Table 2. Supported functions, continued
Functionality
A
B
N
Underfrequency
-
-
3
Transformer differential protection for two-winding transformers
1
1
1
Circuit-breaker failure, HV side
1
1
2
Tripping logic, LV side
1
1
2
Tripping logic, HV side
1
1
Control
Bay control
1
1
1
Interlocking interface
4
4
10
Circuit breaker/disconnector control
4
4
10
Circuit breaker
1
1
2
Disconnector
3
3
8
Local/remote switch interface
-
-
1
Synchrocheck
-
-
1
Supervision and monitoring
Circuit-breaker condition monitoring, HV side
1
1
2
Fuse failure supervision
1
-
1
Current-circuit supervision, LV side
-
1
2
Current-circuit supervision, HV side
1
1
Trip-circuit supervision
2
2
3
Tap position indication
-
-
1
Energy monitoring
1
1
1
Generic measured values
-
-
3
Measured value limit supervision
-
-
9
Station battery supervision
-
-
1
Measurement
Three-phase current, LV side
1
1
2
Three-phase current, HV side
1
1
Three-phase voltage, phase-to-phase
1
1
1
Three-phase voltage, phase-to-earth
1
1
1
Residual current measurement
2
2
2
Transformer Protection and Control
1MRS756788 A
RET630
Product version: 1.0
Issued: 15.09.2009
ABB
7
Содержание RET630
Страница 1: ...Relion 630 series Transformer Protection and Control RET630 Product Guide ...
Страница 65: ...65 ...
Страница 66: ......
Страница 67: ......