Wiring - Veris Industries E50H2A Installation Manual

Installation Guide
Power Monitoring
E50H2A, E50H5A

Wiring

ZL0117-0D Page 8 of 28
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WARNING
RISK OF ELECTRIC SHOCK OR PERMANENT EQUIPMENT DAMAGE
CT negative terminals are referenced to the meter's neutral and may be at elevated voltages
· Do not contact meter terminals while the unit is connected
· Do not connect or short other circuits to the CT terminals
Failure to follow these instructions may cause injury, death or equipment damage.
1. Connect the CT output leads to the E5xxxA meter inputs according to the following diagrams. The white wire is the X1 lead.
2. Squeeze the ribbed sections of the CT connector and pull the rope out of the connector to open.
3. Wrap the rope style CT around the conductor to be monitored.
4. Snap the connector back together securely, ensuring there is no dust or debris in the closure area.
Diagram 1: 1-Phase Line-to-Neutral 2- Wire
System 1 CT
Use System Type 10 (1L + 1n)
N L1
X1
X2
Diagram 3: 1-Phase Direct Voltage Connection 2 CT
Use System Type 12 (2L + 1n)
N L1 L2
X1
White
Black
X2
X1
White
Black
X2
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L1 L2
A
B
C
N
X1
White
+
Black A
-
X2
+
B
-
+
C
-
L1 L2 L3
A
B
C
N
X1
+
A
-
X2
+
B
-
+
C
-
Diagram 2: 1-Phase Line-to-Line 2-Wire
System 1 CT
Use System Type 11 (2L)
White
Black
Diagram 4: 3-Phase 3-Wire 3 CT no PT
Use System Type 31 (3L)
White
Black
X1 White
Black
White
X1
X2
Black
X2
TM
A
B
C
N
+
A
-
+
B
-
+
C
-
A
B
C
N
+
A
-
+
B
-
+
C
-
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