SET.36
of 78
SEL-751 Settings Sheets Date________________
Global Settings (SET G Command) Breaker Failure
SEL-751 Relay Instruction Manual Date Code 20170927
Breaker Failure
Arc-Flash Protection
(Hidden if Slot E
7x or L0)
52A INTERLOCK (Y, N) 52ABF :=
CURRENT DETECTOR (0.10–10.00 A {5 A nom}, 0.02–2.00 A {1 A nom}) 50BFP :=
BK FAILURE DELAY (0.00–2.00 s) (When ATD
OFF
, BFD should be
<ATD)
BFD :=AUX TIMER DELAY (OFF, 0.00–2.00 s) ATD :=
BK FAIL INITIATE (SELOGIC) BFI :=
AF PH OC TRP LVL (OFF, 0.50–100.00 A {5 A nom phase},
0.10–20.00 A {1 A nom phase}) 50PAFP :=
(The following arc-flash settings are hidden if 50PAFP := OFF
AF N OC TRP LVL (OFF, 0.50–100.00 A {5 A nom neutral}, 0.10–20.00 A {1 A nom
neutral}) (Hidden if 0.2 A neutral CT) 50NAFP :=
SENSOR 1 TYPE (NONE, POINT, FIBER) AFSENS1 :=
TOL 1 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER})
(Hidden if AFSENS1 := NONE) TOL1P :=
SENSOR 2 TYPE (NONE, POINT, FIBER) AFSENS2 :=
TOL 2 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER})
(Hidden if AFSENS2 := NONE) TOL2P :=
SENSOR 3 TYPE (NONE, POINT, FIBER) AFSENS3 :=
TOL 3 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER})
(Hidden if AFSENS3 := NONE) TOL3P :=
SENSOR 4 TYPE (NONE, POINT, FIBER) AFSENS4 :=
TOL 4 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER})
(Hidden if AFSENS4 := NONE) TOL4P :=
SENSOR 5 TYPE (None, Point, Fiber) (Shown if Slot E = 77) AFSENS5 :=
TOL 5 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER}) (Shown if Slot E = 77) TOL5P :=
SENSOR 6 TYPE (None, Point, Fiber) (Shown if Slot E = 77) AFSENS6 :=
TOL 6 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER}) (Shown if Slot E = 77) TOL6P :=
SENSOR 7 TYPE (None, Point, Fiber) (Shown if Slot E = 77) AFSENS7 :=
TOL 7 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER}) (Shown if Slot E = 77) TOL7P :=
SENSOR 8 TYPE (None, Point, Fiber) (Shown if Slot E = 77) AFSENS8 :=
TOL 8 PICKUP (3.0–80.0% {POINT}, 0.6–80.0% {FIBER}) (Shown if Slot E = 77) TOL8P :=
AFD OUTPUT SLOT (101_3, 301_4, 401_4) AOUTSLOT :=
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