4.1.8
Extern Shots sub-menu........................................................................................................... 56
4.2 Manual CB Control................................................................................................................................ 59
4.3 Circuit Breaker (CB) .............................................................................................................................. 59
4.4 Quick Logic ........................................................................................................................................... 62
5.3 CT Supervision (60CTS) ....................................................................................................................... 67
5.3.1
5.3.2
60CTS for 7SR12.................................................................................................................... 67
5.4 Broken Conductor (46BC)..................................................................................................................... 68
Section 6: Other Features ...................................................................................................................................... 71
6.1 Data Communications........................................................................................................................... 71
6.2 Maintenance ......................................................................................................................................... 71
6.2.1
Output Matrix Test .................................................................................................................. 71
6.2.2
CB Counters ........................................................................................................................... 71
2
6.2.3
t CB Wear ............................................................................................................................. 71
6.3 Data Storage......................................................................................................................................... 71
6.3.1
General ................................................................................................................................... 71
6.3.2
Demand .................................................................................................................................. 72
6.3.3
Event Records ........................................................................................................................ 72
6.3.4
Waveform Records. ................................................................................................................ 72
6.3.5
Fault Records.......................................................................................................................... 73
6.3.6
Energy Storage - 7SR12 ......................................................................................................... 73
6.4 Metering ................................................................................................................................................ 74
6.5 Operating Mode .................................................................................................................................... 75
6.6 Control Mode ........................................................................................................................................ 75
6.7 Real Time Clock.................................................................................................................................... 75
6.7.1
6.7.2
6.8 Settings Groups .................................................................................................................................... 76
6.9 Password Feature ................................................................................................................................. 76
©2012 Siemens Protection Devices Limited
7SR11 & 7SR12 Description Of Operation
Chapter 1 Page 3 of 76