Schweitzer Engineering Laboratories SEL-749M - Page 135

SET.3 of 16 SEL-749M Settings Sheets
Main Settings (SET Command)
SEL-749M Relay Instruction Manual Date Code 20080918
Date _______________
Group______________
Undercurrent
UC TRIP LEVEL (Off, 0.10–1.00 xFLA) LLTPU := _____________________
UC TRIP DELAY (0.4–120.0 sec)
(Hidden if LLTPU := Off) LLTDLY := _____________________
UC WARN LEVEL (Off, 0.10–1.00 xFLA) LLAPU := _____________________
UC WARN DELAY (0.4–120.0 sec)
(Hidden if LLAPU := Off) LLADLY := _____________________
UC START DELAY (0–1500 sec)
(Hidden if both LLAPU and LLTPU := Off)
LLSDLY := _____________________
Current Imbalance
CI TRIP LEVEL (Off, 5–80 %) 46UBT := _____________________
CI TRIP DELAY (0–240 sec)
(Hidden if 46UBT := Off) 46UBTD := _____________________
CI WARN LEVEL (Off, 5–80 %) 46UBA := _____________________
CI WARN DELAY (0–240 sec)
(Hidden if 46UBA := Off) 46UBAD := _____________________
Protection Disable
PROT INHIBT TIME (Off, 1–240 sec) PROTBL_T := _____________________
OL INHIBIT TIME (Off, 1–240 sec) THERBL_T:= _____________________
Start Monitoring
START MOTOR TIME (Off, 1–240 sec) START_T := _____________________
Star-Delta
STAR-DELTA ENABL (Y, N) ESTAR_D := _____________________
MAX STAR TIME (Off, 1–600 sec)
(Hidden if ESTAR_D := N) STAR_MAX:= _____________________
Start Inhibit
STARTS/HR. (Off, 1–15) MAXSTART:= ____________________
MIN. OFF TIME (Off, 1–150 min) TBSDLY := _____________________
RESTART BLK TIME (Off, 1–60 min) ABSDLY := _____________________
Phase Reversal
PH REV. ENABLE (Y, N) E47T := _____________________
Speed Switch
SS TRIP DELAY (Off, 1–240 sec) SPDSDLYT := _____________________
SS WARN DELAY (Off, 1–240 sec) SPDSDLYA := _____________________
PTC (Hidden if PTC option not included)
PTC ENABLE (Y, N) EPTC := _____________________
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