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CHAPTER 2: INSTALLATION
2.3.2
Pulse Initiation Connections
EPM 5100 ELECTRONIC POWER METER – USER GUIDE
Courtesy of NationalSwitchgear.com
Line
A
B
C
Load
FIGURE 2–15: Typical 3-Element Connections with Three PTs
Connection to the optional pulse initiation circuits of the EPM 5100 is through the two
three-point terminal points on the back of the case. The connection to these circuits,
shown below, should be made at the same time as the current and voltage input
connections.
Connection to the optional communication circuit of the EPM 5100 is through the six-
position connector on the back of the case as indicated below.
N
9
7
5
10
8
6
3
1
4
2
2–13
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