Circuit Breaker Failure Protection
131
7SS52 V4 Manual
C53000-G1176-C182-1
5.3.9 List of Information from the Bay Unit
FNo. Alarm Comments
7611 >CBF L1 >Circuit breaker failure start phase L1
7612 >CBF L2 >Circuit breaker failure start phase L2
7613 >CBF L3 >Circuit breaker failure start phase L3
7614 >CBF puls >Circuit breaker failure pulse
7615 >CBF release >Circuit breaker failure release
7617 >CB OFF >Circuit breaker open
7619 >CB not ready >Circuit breaker not ready
7621 >CBF 3-pole >Circuit breaker failure start 3-pole
7622 >CBF rel.3p. >Circuit breaker failure release 3-pole
7632 CBF Trp.rp.3p CBF protection: Trip repeat phase L123
7633 CBF Trp.rp.L1 CBF protection: Trip repeat phase L1
7634 CBF Trp.rp.L2 CBF protection: Trip repeat phase L2
7635 CBF Trp.rp.L3 CBF protection: Trip repeat phase L3
7639 BB intertrip Busbar protection: Intertrip
7643 CBF TRIP L123 CBF protection blocked by Central Unit
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