Date _______________
Date Code 20100129 Instruction Manual SEL-751A Relay
SET.5
of 68
SEL-751A Settings Sheets
Group Settings (SET Command)
MIN RESPONSE TIM (0.00–1.00 sec)
(Hidden if 51P2P := OFF)
51P2MR :=
TOC TRQ CONTROL (SEL
OGIC) (Hidden if 51P2P := OFF) 51P2TC :=
Negative-Sequence Time Overcurrent
TOC TRIP LVL (OFF, 0.50–16.00 A {5 A nom.}, 0.10–3.20 A
{1 A nom.})
51QP :=
TOC CURVE SEL (U1, U2, U3, U4, U5, C1, C2, C3, C4, C5)
(Hidden if 51QP := OFF)
51QC :=
TOC TIME DIAL (0.50–15.00 {if 51_C := U_}, 0.05–1.00 {if
51_C := C_})
(Hidden if 51QP := OFF)
51QTD :=
EM RESET DELAY (Y, N)
(Hidden if 51QP := OFF) 51QRS :=
CONST TIME ADDER (0.00–1.00 sec)
(Hidden if 51QP := OFF)
51QCT :=
MIN RESPONSE TIM (0.00–1.00 sec)
(Hidden if 51QP := OFF) 51QMR :=
TOC TRQ CONTROL (SEL
OGIC) (Hidden if 51QP := OFF) 51QTC :=
Neutral Time Overcurrent
TOC TRIP LVL (OFF, 0.50–16.00 A {5 A nom.}, 0.10–3.20 A
{1 A nom.}, 0.13–2.00 mA {2.5 mA nom.}, 5.0–160.0 mA
{50 mA nom.})
51N1P :=
TOC CURVE SEL (U1, U2, U3, U4, U5, C1, C2, C3, C4, C5)
(Hidden if 51N1P := OFF)
51N1C :=
TOC TIME DIAL (0.50–15.00 {if 51_C := U_}, 0.05–1.00 {if
51_C := C_})
(Hidden if 51N1P := OFF)
51N1TD :=
EM RESET DELAY (Y, N)
(Hidden if 51N1P := OFF) 51N1RS :=
CONST TIME ADDER (0.00–1.00 sec)
(Hidden if 51N1P := OFF)
51N1CT :=
MIN RESPONSE TIM (0.00–1.00 sec)
(Hidden if 51N1P := OFF)
51N1MR :=
TOC TRQ CONTROL (SEL
OGIC) (Hidden if 51N1P := OFF) 51N1TC :=
TOC TRIP LVL (OFF, 0.50–16.00 A {5 A nom.}, 0.10–3.20 A
{1 A nom.}, 0.13–2.00 mA {2.5 mA nom.}, 5.0–160.0 mA
{50 mA nom.})
51N2P :=
TOC CURVE SEL (U1, U2, U3, U4, U5, C1, C2, C3, C4, C5)
(Hidden if 51N2P := OFF)
51N2C :=
TOC TIME DIAL (0.50–15.00 {if 51_C := U_}, 0.05–1.00 {if
51_C := C_})
(Hidden if 51N2P := OFF)
51N2TD :=
EM RESET DELAY (Y, N)
(Hidden if 51N2P := OFF) 51N2RS :=
CONST TIME ADDER (0.00–1.00 sec)
(Hidden if 51N2P := OFF)
51N2CT :=
MIN RESPONSE TIM (0.00–1.00 sec)
(Hidden if 51N2P := OFF)
51N2MR :=
TOC TRQ CONTROL (SEL
OGIC) (Hidden if 51N2P := OFF) 51N2TC :=
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