Schweitzer Engineering SEL-351P - Page 112

1-16 Factory-Set Logic Date Code 990215
SEL-351P Manual Técnico
DWG: M351R069
SH4
SH3
SH2
SH1
OCG
Relay
Word
bit
Relay
Word
bits
OPGR = 2
OPGR = 3
OPGR = 4
OPGR = 5
OPGR = 1
Operations-ground
fast curve
setting
SH0
OPGR ≠ OFF
79RS
79CY
79LO
Used in the torque control
SEL
OGIC settings 51N1TC
and 51G1TC to enable/
disable ground overcurrent
elements 51N1T (neutral)
and 51G1T (residual),
respectively (see Figure
1.15)
Figure SECTION 1: .7: Operations-Ground Fast Curve Logic