P.16.25
Date Code 20151029 Protection Manual SEL-411L Relay
Relay Word Bits
Alphabetic
IN401–IN408 Third Optional I/O Board Input 1–8 (if installed) 136
IN409–IN416 Third Optional I/O Board Input 9–16 (if installed) 137
IN417–IN424 Third Optional I/O Board Input 17–24 (if installed) 138
IN501–IN508 Fourth Optional I/O Board Input 1–8 (if installed) 140
IN509–IN516 Fourth Optional I/O Board Input 9–16 (if installed) 141
IN517–IN524 Fourth Optional I/O Board Input 17–24 (if installed) 142
IWDD IW disturbance detector 406
IXDD IX disturbance detector 406
KEY Transmit permissive trip signal 58
KEY1 Transmit general permissive trip 59
KEY3 Transmit three-phase permissive trip 59
KEYA Transmit A-phase permissive trip (ECOMM=POTT3) 61
KEYB Transmit B-phase permissive trip (ECOMM=POTT3) 61
KEYC Transmit C-phase permissive trip (ECOMM=POTT3) 61
KEYD Transmit Directional permissive trip (ECOMM=POTT, EPTDIR=Y) 61
LB_DP01–LB_DP08 Local Bit 01–08 Status Display (SEL
OGIC Equation) 331
LB_DP09–LB_DP16 Local Bit 09–16 Status Display (SEL
OGIC Equation) 332
LB_DP17–LB_DP24 Local Bit 17–24 Status Display (SEL
OGIC Equation) 333
LB_DP25–LB_DP32 Local Bit 25–32 Status Display (SEL
OGIC Equation) 334
LB_SP01–LB_SP08 Local Bit 01–08 Supervision (SEL
OGIC Equation) 327
LB_SP09–LB_SP16 Local Bit 09–16 Supervision (SEL
OGIC Equation) 328
LB_SP17–LB_SP24 Local Bit 17–24 Supervision (SEL
OGIC Equation) 329
LB_SP25–LB_SP32 Local Bit 25–32 Supervision (SEL
OGIC Equation) 330
LB01–LB08 Local Bit 1–8 100
LB09–LB16 Local Bit 9–16 101
LB17–LB24 Local Bit 17–24 102
LB25–LB32 Local Bit 25–32 103
LBOKA Normal Mirrored Bits communications Channel A status while in loopback mode 259
LBOKB Normal Mirrored Bits communications Channel B status while in loopback mode 260
LCBF1 Circuit Breaker 1 load current circuit breaker failure 68
LCBF2 Circuit Breaker 2 load current circuit breaker failure 74
LD_DPF3 Leading 3 phase displacement power factor 126
LD_DPFA Leading A phase displacement power factor 126
LD_DPFB Leading B phase displacement power factor 126
LD_DPFC Leading C phase displacement power factor 126
LEADBK0 No lead circuit breaker 41
LEADBK1 Lead circuit breaker = Circuit Breaker 1 41
LEADBK2 Lead circuit breaker = Circuit Breaker 2 41
LG_DPF3 Lagging 3 phase displacement power factor 126
LG_DPFA Lagging A phase displacement power factor 126
LG_DPFB Lagging B phase displacement power factor 126
Table 16.1 Alphabetical List of Relay Word Bits (Sheet 25 of 39)
Name Bit Description Row
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