User`s guide

V3-T9-234 Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com
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9.4
Metering Devices, Protective Relays, Software and Connectivity
Protective Relays
Wiring Diagrams
EDR-3000
Connection Example Clockwise Rotating Field
EDR3000 => Terminal Markings X3.
Three-Phase Current Measurement; Inom Secondary = 5A
Ground Current Measuring via Residual Connection; IGnom Secondary = 5A
ABC
I
A
I
A’
I
B’
I
B’
I
A
I
B
I
C
I
C’
I
C’
IX
’
X3.
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1A
5A
N
1A
5A
N
1A
5A
N
1A
5A
N
1A
1B
1C
1X