Schweitzer Engineering SEL-387-0 - Page 223

Date _______________
Date Code 20170601 Instruction Manual SEL-387-0, -5, -6 Relay
SET.11 of 35SEL-387-0, -5, -6 Relay Settings Sheets
Group Settings (SET Command)
Phase Inv.-Time O/C Time-Dial (US 0.5–15.0, IEC 0.05–1.00) 51P4TD =
Phase Inv.-Time O/C EM Reset (Y, N)
51P4RS =
51P4 Torque Control (SEL
OGIC control equation)
51P4TC =
Winding 4 Negative-Sequence O/C Elements
NOTE: All negative-sequence element pickup settings are in terms of 3I
2
.
Neg.-Seq. Def.-Time O/C Level 1 PU
(OFF, 0.25–100.00 A secondary) (5 A)
(OFF, 0.05–20.00 A secondary) (1 A)
50Q41P =
Neg.-Seq. Level 1 O/C Delay (0.5–16000.0 cycles)
50Q41D =
50Q41 Torque Control SEL
OGIC control equation)
50Q41TC =
Neg.-Seq. Inst. O/C Level 2 PU
(OFF, 0.25–100.00 A secondary) (5 A)
(OFF, 0.05–20.00 A secondary) (1 A)
50Q42P =
50Q42 Torque Control (SEL
OGIC control equation)
50Q42TC =
Neg.-Seq. Inv.-Time O/C PU
(OFF, 0.5–16.0 A secondary) (5 A)
(OFF, 0.1–3.2 A secondary) (1 A)
51Q4P =
Neg.-Seq. Inv.-Time O/C Curve (U1–U5, C1–C5)
51Q4C =
Neg.-Seq. Inv.-Time O/C Time-Dial
(US 0.5–15.0, IEC 0.05–1.00)
51Q4TD =
Neg.-Seq. Inv.-Time O/C EM Reset (Y, N)
51Q4RS =
51Q4 Torque Control SEL
OGIC control equation)
51Q4TC =
Winding 4 Residual O/C Elements
Residual Def.-Time O/C Level 1 PU
(OFF, 0.25–100.00 A secondary) (5 A)
(OFF, 0.05–20.00 A secondary) (1 A)
50N41P =
Residual Level 1 O/C Delay (0–16000 cycles)
50N41D =
50N41 Torque Control (SEL
OGIC control equation)
50N41TC =