Schweitzer Engineering Laboratories SEL-749M - Page 140

SET.8 of 16 SEL-749M Settings Sheets
Main Settings (SET Command)
SEL-749M Relay Instruction Manual Date Code 20080918
Date _______________
Group______________
Trip Inhibit
BLOCK PROTECTION (SV)
BLKPROT := ______________________________________________________________________
CURRENT IMBALANC (Y, N) BLK46 := _____________________
JAM (Y, N) BLK48 := _____________________
GROUND FAULT (Y, N) BLK50EF := _____________________
SHORT CIRCUIT (Y, N) BLK50P := _____________________
UNDERCURRENT (Y, N) BLK37 := _____________________
START INHIBIT (Y, N) BLK66 := _____________________
PTC (Y, N)
(Hidden if PTC option not included) BLK49PTC := _____________________
RTD (Y, N) BLK49RTD := _____________________
Trip/Close Logic
MIN TRIP TIME (0.0–400.0 sec) TDURD := _____________________
TRIP EQUATION (SV)
TR := ______________________________________________________________________
REMOTE TRIP EQN (SV)
REMTRIP := ______________________________________________________________________
UNLATCH TRIP EQN (SV)
ULTRIP := ______________________________________________________________________
CONTACTOR STATUS (SV)
52A := ______________________________________________________________________
Motor Control
START EQUATION (SV)
STREQ := ______________________________________________________________________
EMERGENCY START (SV)
EMRSTR := ______________________________________________________________________
SPEED 2 (SV)
SPEED2 := ______________________________________________________________________
SPEED SWITCH (SV)
SPEEDSW := ______________________________________________________________________
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