P.16.71
Date Code 20151029 Protection Manual SEL-411L Relay
Relay Word Bits
Row List
400 87T01E–87T08E Bits 1–8 transmitted over Ethernet
401 87R01P1–87R08P1 Received Bits 1–8 from remote Peer 1 (87LMAC1 setting)
402 87R01P2–87R08P2 Received Bits 1–8 from remote Peer 2 (87LMAC2 setting)
403 87R01P3–87R08P3 Received Bits 1–8 from remote Peer 3 (87LMAC3 setting)
404 DDTO Disturbance detector
404 FLTINT Internal fault detected
404 87DDRD Incremental change detected in remote currents
404 87DDIL Disturbance detected in local 87L currents
404 87DDVL Disturbance detected in local 87L voltages
404 VYDD Disturbance detected on VY terminal
404 VZDD Disturbance detected on VZ terminal
404 87IFDL Internal fault detected at the local terminal
405 TWFLIF Traveling wave internal fault calculations enabled
405 TWPOST Traveling wave state machine in post trigger recording state
405 87CH1FO, 87CH2FO,
87CH3FO
Channel 1–3 forced out
405 87BLOCK Block local and remote 87L elements
406 TWIW Select IW for TW
406 TWRTV TW data acquisition in retrieve state
406 TWREC TW data acquisition in record state
406 TWWAIT TW data acquisition in wait state
406 IXDD IX disturbance detector
406 IWDD IW disturbance detector
406 TWIX Select IX for TW
406 TWALTI TW Alternate current channel
407 87CH1CL, 87CH2CL,
87CH3CL
Channel 1–3 coarse clock calculations
407 87CH1CH, 87CH2CH,
87CH3CH
Channel 1–3 precise clock calculations
407 87CH1FC, 87CH2FC Channel 1–2 forced to channel-based synchronization
408 87CH3FC Channel 3 forced to channel-based synchronization
408 87CH1TK, 87CH2TK,
87CH3TK
Time is OK at both relays of Channel 1–3
408 87CH1FT, 87CH2FT,
87CH3FT
Channel 1–3 force time-based synchronization
409 87CH1CS, 87CH2CS,
87CH3CS
Channel 1–3 channel-based synchronization
409 87CH1TS, 87CH2TS,
87CH3TS
Channel 1–3 time-based synchronization
409 87CH1NS, 87CH2NS,
87CH3NS
Channel 1–3 no synchronization
410 ETL1, ETL2, ETL3 External time lock Channel 1–3
410 87CH1HS, 87CH2HS,
87CH3HS
Channel 1–3 high-synchronization quality
Table 16.2 Row List of Relay Word Bits (Sheet 33 of 35)
Row Name Bit Description
To Next Page
Loading...
