Sel 421 - Figure 2.23 Major Component Locations on the SEL-421 INT4 I;O Board

U.2.25
Date Code 20090715 User’s Guide SEL-421 Relay
Installation
Jumpers
Figure 2.23 Major Component Locations on the SEL-421 INT4 I/O Board
J3
1
SCHWEITZER ENGINEERING LABORATORIES
REV. A
COPYRIGHT 2002 MADE IN U.S.A. 070-1934 SEL400 INT4
J2
1
J1
1
V8
V7
V6
V5
V3
J7
JMP49
AB
ON ON
ON
ON
BD4
JUMPER CONFIGURATION
BD1
OFF OFF
OFF
OFF
JMP49B
JMP50B
JMP50A
VER
JMP49A
OFF
ON
OFF
ON
ON
OFF
ON
BD2
OFF
BD3
JMP50
AB
K1
K4
K3
K2
K8
K7
K6
K5
J5
J4
1
J6 1
Control Inputs Control Inputs Control Inputs Control Inputs Outputs Outputs
Connector
Rear of Relay
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