Veris Industries E50H5 Install - Manual (Page 8)

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Installation Guide
Power Monitoring
E50H2, E50H5
TM
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.
WARNING
Wiring
N L1
X2
X1 White
Black
A
B
C
N
X1
X2
X1
X2
X1
X2
A
B
C
Diagram 1: 1-Phase Line-to-Neutral 2- Wire
System 1 CT
Diagram 2: 1-Phase Line-to-Line 2-Wire
System 1 CT
L1 L2
X2
X1
X2
X1
A
B
C
N
A
B
C
N
White
Black
White
Black
X1
X2
X1
X2
X1
X2
L1 L2
X2
X1
A
B
C
N
A
B
C
White
Black
X1
X2
X1
X2
X1
X2
Diagram 3: 1-Phase Direct Voltage Connection 2 CT
L1 L2 L3
X2
X1
A
B
C
N
A
B
C
X2
X1
X2
X1
White
Black
White
Black
White
Black
X1
X2
X1
X2
X1
X2
Diagram 4: 3-Phase 3-Wire 3 CT no PT
Use System Type 11 (2L)
Use System Type 12 (2L + 1n) Use System Type 31 (3L)
Use System Type 10 (1L + 1n)
L1 N L2 L3
X2
X1
A
B
C
N
A
B
C
X2
X1
X2
X1
White
Black
White
Black
White
Black
X1
X2
X1
X2
X1
X2
Diagram 5: 3-Phase 4-Wire Wye Direct Voltage Input
Connection 3 CT
Use System Type 40 (3L + 1n)
White
Black
White
Black
White
Black
L1 N L2 L3
X2
X1
A
B
C
N
A
B
C
X2
X1
X2
X1
X1
X2
X1
X2
X1
X2
Diagram 6: 3-Phase 4-Wire Wye Connection 3 CT
3 PT
Use System Type 40 (3L + 1n)