Marshalling - Central Unit
397
7SS52 V4 Manual
C53000-G1176-C182-3
Table A-25 Marshalling of the function keys
9 CB fault M 10456 Circuit breaker fault
Bay DC fail M 10426 Failure of isolator aux. voltage
Isol flt run M 10427 Isolator fault: run time
Isol flt pos M 10428 Isolator position faulty
Isol flt alarm 10425 Isolator fault alarm
10 TRIP blocked 10442 TRIP commands blocked
11 BF blocked 10432 Breaker Failure Protection blocked
12 Maintenance M 10454 Maintenance of bay
out of serv. M 10453 Bay out of service
13 IsoProhib/fault 10470 Isolator oper. prohibited
IsoProhib G 10471 Isolator oper. prohibited
14 TripRep BU M 10450 Trip repeat BU
15 Transf. Trip M 10433 Breaker Failure/Transfer Trip
16 Device trip M 10445 Device Trip
17 Trip L1 M 10446 Trip command L1
18 Trip L2 M 10447 Trip command L2
19 Trip L3 M 10448 Trip command L3
Function
key
Annunciation
F1 Alarm list
F2 Operational events
F3 Measured values
F4 Last fault
LED Annunciation FNo Comments
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