Sel 421 - Figure 2.22 Major Component Locations on the SEL-421 INT3 I;O Board

U.2.24
SEL-421 Relay User’s Guide Date Code 20090715
Installation
Jumpers
Figure 2.22 Major Component Locations on the SEL-421 INT3 I/O Board
J3
SCHWEITZER ENGINEERING LABORATORIES
REV. A
COPYRIGHT 2006 MADE IN U.S.A. 070-1937 SEL400 INT3
J2J1
J7
JMP9
JMP10
K1
K4
K3
K2
J5
J4 J6
Control Inputs Control Inputs Control Inputs Control Inputs Outputs Outputs
Connector
Rear of Relay
JMP1
JMP2
JMP11
JMP12
JMP8
JMP7
JMP6
JMP5JMP4
JMP3
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