Schweitzer Engineering Laboratories SEL-751 - Page 387

Date Code 20170927 Instruction Manual SEL-751 Relay
SET.15
of 78
Date _______________ SEL-751 Settings Sheets
Synchronism Check Group Settings (SET Command)
Synchronism Check
(Hidden if Slot Z = Ax, Slot E  70 or L0, or VSCONN  VS)
59I ENABLE (Y, N) E59I3 :=
(The following 59I3 settings are hidden if E59I3 := N)
OPERATING QTY (VS option is hidden if Slot E
 70 or L0)
See Table SET.4 for range dependencies. 59I3OQ :=
PICKUP LVL (2.00–300.00 V or 2.00–520.00 V from Table SET.4) 59I3P :=
CURVE (CURVEA, CURVEB, COEF) 59I3CRV :=
COEFF A (0.00–6.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I3CFA :=
COEFF B (0.00–3.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I3CFB :=
COEFF C (0.01–3.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I3CFC :=
TIME DIAL (0.00–16.00) 59I3TD :=
RESET TIME (0.00–1.00 s) 59I3TTR :=
TRQ CONTROL 59I3TC :=
59I ENABLE (Y, N) E59I4 :=
(The following 59I4 settings are hidden if E59I4 := N)
OPERATING QTY (VS option is hidden if Slot E  70 or L0)
See Table SET.4 for range dependencies. 59I4OQ :=
PICKUP LVL (2.00–300.00 V or 2.00–520.00 V from Table SET.4) 59I4P :=
CURVE (CURVEA, CURVEB, COEF) 59I4CRV :=
COEFF A (0.00–6.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I4CFA :=
COEFF B (0.00–3.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I4CFB :=
COEFF C (0.01–3.00) (Hidden if CURVE is set to CURVEA or CURVEB) 59I4CFC :=
TIME DIAL (0.00–16.00) 59I4TD :=
RESET TIME (0.00–1.00 s) 59I4TTR :=
TRQ CONTROL (SELOGIC) 59I4TC :=
SYNCH CHECK (Y, N) E25 :=
(All the following Synchronism Check settings are hidden if E25 := N)
VS WINDOW LOW (0.00–300.00 V) 25VLO :=
VS WINDOW HIGH (0.00–300.00 V) 25VHI :=
V RATIO COR FAC (0.50–2.00) 25RCF :=
MAX SLIP FREQUENCY (0.05–0.50 Hz) 25SF :=
MAX ANGLE 1 (0–80 deg) 25ANG1 :=
MAX ANGLE 2 (0–80 deg) 25ANG2 :=
SYNCPH PHASE (VA, VB, VC, 0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300 330
deg lag VA) (Hidden if DELTA_Y := DELTA) SYNCPH :=
SYNCPH PHASE (VAB, VBC, VCA, 0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300,
330 deg lag VAB) (Hidden if DELTA_Y := WYE) SYNCPH :=
BRKR CLOSE TIME (OFF, 1–1000 ms) TCLOSD :=
BLK SYNCH CHECK (SELOGIC) BSYNCH :=