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CHAPTER 3: ELECTRICAL INSTALLATION ELECTRICAL CONNECTION INSTALLATION
EPM 5300 SERIES ADVANCED POWER METERS – INSTRUCTION MANUAL 3–11
FIGURE 3–1: Three Phase, Three-Wire System Delta with Direct Voltage and CTs
Note
Remember to make sure Open Delta bit is programmed in the meters (See Chapter 9).
FIGURE 3–2: Three-Phase, Three-Wire Open Delta with two CTs and two PTs
CONTROL
+
-
POWER
7
6
5
4
3
2
1
8
9
10
11
12
13
PORT
L1
L
LINE
A
BC
LOAD
BACK VIEW
+
-
POWER
7
6
5
4
3
2
1
8
9
10
11 12
13
PORT
L1
L
LINE
A
B C
LOAD
BACK VIEW