Siemens SIPROTEC 7UM62 User Manual

Functions
2.38 Breaker Failure Protection (ANSI 50BF)
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
267
2.38.3 Settings
The table indicates region-specific presettings. Column C (configuration) indicates the corresponding second-
ary nominal current of the current transformer.
2.38.4 Information List
Addr. Parameter C Setting Options Default Setting Comments
7001 BREAKER FAILURE OFF
ON
Block relay
OFF Breaker Failure Protection
7002 TRIP INTERN OFF
BO12
CFC
OFF Start with Internal TRIP
Command
7003 CIRC. BR. I> 5A 0.20 .. 10.00 A 1.00 A Supervision Current
Pickup
1A 0.04 .. 2.00 A 0.20 A
7004 TRIP-Timer 0.06 .. 60.00 sec; ∞ 0.25 sec TRIP-Timer
No. Information Type of In-
formation
Comments
1403 >BLOCK BkrFail SP >BLOCK breaker failure
1422 >Break. Contact SP >Breaker contacts
1423 >ext.start1 B/F SP >ext. start 1 breaker failure prot.
1441 >ext.start2 B/F SP >ext. start 2 breaker failure prot.
1442 >int. start B/F SP >int. start breaker failure prot.
1443 int. start B/F OUT Breaker fail. started intern
1444 B/F I> OUT Breaker failure I>
1451 BkrFail OFF OUT Breaker failure is switched OFF
1452 BkrFail BLOCK OUT Breaker failure is BLOCKED
1453 BkrFail ACTIVE OUT Breaker failure is ACTIVE
1455 B/F picked up OUT Breaker failure protection: picked up
1471 BrkFailure TRIP OUT Breaker failure TRIP

Siemens SIPROTEC 7UM62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7UM62
Category	Protection Device
Language	English