Functions
6-128
7SJ63 Manual
C53000-G1140-C120-1
6.13.2.1 Settings for Breaker Failure Protection
6.13.2.2 Information List for Breaker Failure Protection
Addr.
LCD-Text
Setting Options
Default Setting
Comments
7001
FCT 50BF
OFF
ON
OFF
50BF Breaker failure protection
7004
Chk BRK CONTACT OFF
ON
OFF
Evaluation of breaker auxiliary con-
tacts (52/a or 52/b) via binary inputs
7005
TRIP–Timer
0.06
~
60.00 sec
0.25 sec
Timer to indicate failure
F#
LCD-Text
Comments
1451
50BF OFF
50BF Breaker failure protection switched OFF
1452
50BF BLOCK
50BF Breaker failure protection is BLOCKED
1453
50BF ACTIVE
50BF Breaker failure protection is ACTIVE
1456
50BF int Pickup
50BF (internal) PICKUP - after internal BFI
1457
50BF ext Pickup
50BF (external) PICKUP - after external BFI
1471
50BF TRIP
50BF Breaker failure TRIP
1480
50BF int TRIP
50BF Breaker failure (internal) TRIP, int. BFI
1481
50BF ext TRIP
50BF Breaker failure (external) TRIP, ext. BFI
1403
>BLOCK 50BF
>BLOCK 50BF Breaker failure protection
1431
>50BF ext SRC
>50BF initiated externally
4601
>52-a
>52-a contact (OPEN, if breaker is open)
4602
>52-b
>52-b contact (OPEN, if breaker is closed)
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