P.16.20
SEL-411L Relay Protection Manual Date Code 20151029
Relay Word Bits
Alphabetic
BK1LO Circuit Breaker 1 in lockout state 40
BK1RCIP Circuit Breaker 1 reclaim in progress (lockout state) 45
BK1RS Circuit Breaker 1 in ready state 40
BK2BFT Indicates Circuit Breaker 2 breaker failure trip 237
BK2CFT Circuit Breaker 2 close failure delay timed out 43
BK2CL Circuit Breaker 2 close command 41
BK2CLSS Circuit Breaker 2 in close supervision state 43
BK2CLST Circuit Breaker 2 close supervision timer timed out 43
BK2EXT Circuit Breaker 2 closed externally 47
BK2LO Circuit Breaker 2 in lockout state 41
BK2RCIP Circuit Breaker 2 reclaim in progress (lockout state) 45
BK2RS Circuit Breaker 2 in ready state 40
BLKFOA1 Circuit Breaker 1 block A-phase flashover detection 69
BLKFOA2 Circuit Breaker 2 block A-phase flashover detection 75
BLKFOB1 Circuit Breaker 1 block B-phase flashover detection 69
BLKFOB2 Circuit Breaker 2 block B-phase flashover detection 75
BLKFOC1 Circuit Breaker 1 block C-phase flashover detection 69
BLKFOC2 Circuit Breaker 2 block C-phase flashover detection 75
BLKLPTS Block low priority source from updating relay time 414
BM1CLSA Circuit breaker monitor A-phase close-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM1CLSB Circuit breaker monitor B-phase close-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM1CLSC Circuit breaker monitor C-phase close-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM1TRPA Circuit breaker monitor A-phase trip-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM1TRPB Circuit breaker monitor B-phase trip-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM1TRPC Circuit breaker monitor C-phase trip-Circuit Breaker 1 (SEL
OGIC control equation) 87
BM2CLSA Circuit breaker monitor A-phase close-Circuit Breaker 2 (SEL
OGIC control equation) 89
BM2CLSB Circuit breaker monitor B-phase close-Circuit Breaker 2 (SEL
OGIC control equation) 89
BM2CLSC Circuit breaker monitor C-phase close-Circuit Breaker 2 (SEL
OGIC control equation) 89
BM2TRPA Circuit breaker monitor A-phase trip-Circuit Breaker 2 (SEL
OGIC control equation) 89
BM2TRPB Circuit breaker monitor B-phase trip-Circuit Breaker 2 (SEL
OGIC control equation) 89
BM2TRPC Circuit breaker monitor C-phase trip-Circuit Breaker 2 (SEL
OGIC control equation) 89
BNC_BNP Bad jitter on BNC port and the IRIG-B signal is lost afterwards 413
BNC_OK IRIG-B signal from BNC port is available and has sufficient quality 412
BNC_RST Disqualify BNC IRIG-B high accuracy time source 413
BNC_SET Qualify BNC IRIG-B high accuracy time source 412
BNC_TIM A valid IRIG-B time source is detected on BNC port 414
BPS Trip logic B-phase selected 54
BRKENAB Asserts to indicate breaker control enable jumper is installed 123
BSYNBK1 Block synchronism check for Circuit Breaker 1 29
BSYNBK2 Block synchronism check for Circuit Breaker 2 30
BTX Block extension picked up 60
Table 16.1 Alphabetical List of Relay Word Bits (Sheet 20 of 39)
Name Bit Description Row
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