Sel SEL-421 - Relay Word Bits: Circuit Breaker 2 Failure Elements

R.A.36
SEL-421 Relay Reference Manual Date Code 20111215
Relay Word Bits
Row List
Table A.14 Relay Word Bits: Circuit Breaker 2 Failure Elements
(Sheet 1 of 2)
Row Name Description
63 BFI3P2 Circuit Breaker 2 three-pole circuit breaker failure
initiation
63 BFIA2 Circuit Breaker 2 A-phase circuit breaker failure initiation
63 BFIB2 Circuit Breaker 2 B-phase circuit breaker failure initiation
63 BFIC2 Circuit Breaker 2 C-phase circuit breaker failure initiation
63 BFI3PT2 Circuit Breaker 2 three-pole extended circuit breaker
failure initiation
63 BFIAT2 Circuit Breaker 2 A-phase extended circuit breaker failure
initiation
63 BFIBT2 Circuit Breaker 2 B-phase extended circuit breaker failure
initiation
63 BFICT2 Circuit Breaker 2 C-phase extended circuit breaker failure
initiation
64 50FA2 Circuit Breaker 2 A-phase current threshold exceeded
64 50FB2 Circuit Breaker 2 B-phase current threshold exceeded
64 50FC2 Circuit Breaker 2 C-phase current threshold exceeded
64 RT3P2 Circuit Breaker 2 three-pole retrip
64 RTA2 Circuit Breaker 2 A-phase retrip
64 RTB2 Circuit Breaker 2 B-phase retrip
64 RTC2 Circuit Breaker 2 C-phase retrip
64 RTS3P2 Circuit Breaker 2 current-supervised three-pole retrip
65 RTSA2 Circuit Breaker 2 current-supervised A-phase retrip
65 RTSB2 Circuit Breaker 2 current-supervised B-phase retrip
65 RTSC2 Circuit Breaker 2 current-supervised C-phase retrip
65 RT2 Circuit Breaker 2 retrip
65 FBFA2 Circuit Breaker 2 A-phase circuit breaker failure
65 FBFB2 Circuit Breaker 2 B-phase circuit breaker failure
65 FBFC2 Circuit Breaker 2 C-phase circuit breaker failure
65 FBF2 Circuit Breaker 2 circuit breaker failure
66 50R2 Circuit Breaker 2 residual current threshold exceeded
66 BFIN2 Circuit Breaker 2 no current circuit breaker failure
initiation
66 NBF2 Circuit Breaker 2 no current circuit breaker failure
66 50LCA2 Circuit Breaker 2 A-phase load current threshold
exceeded
66 50LCB2 Circuit Breaker 2 B-phase load current threshold exceeded
66 50LCC2 Circuit Breaker 2 C-phase load current threshold exceeded
66 BFILC2 Circuit Breaker 2 load current circuit breaker failure
initiation
66 LCBF2 Circuit Breaker 2 load current circuit breaker failure
67 50FOA2 Circuit Breaker 2 A-phase flashover current threshold
exceeded
67 50FOB2 Circuit Breaker 2 B-phase flashover current threshold
exceeded