En-18
Knockout hole
61 21
CAUTION
Be careful not to deform or scratch the panel while opening the knockout holes.
•
When cables are routed from the unit, a protection sleeve for the conduits can be inserted at the knockout hole.
•
If you do not use a wire conduit, be sure to protect the wires to prevent the edge of the knockout hole from
•
cutting the wires.
It is recommended to apply anti-rust paint to the edge of the knockout hole.
•
Knock out holes are provided for wiring. (Fig. A)
•
Knock out holes are provided 2 each in the same size in front, lateral and rear sides. (Fig. B)
•
Fig1 A
Fig1 B
Service panel
Front connection
Lateral connection
Rear connection
Electrical requirement
61 31
CAUTION
Be sure to install a breaker of the specified capacity.
Regulation of cables and breaker differs from each locality, refer in accordance with local rules.
Voltage rating
1Φ 208/230V (60Hz)
Operating range
187-264V
Cable
Cable size *
1)
Remarks
Power supply cable
8AWG
2 cable + Ground, 1 Ø 208/230V
Connection cable
14AWG
3 cable + Ground, 1 Ø 208/230V
Selected sample: Select the correct cable type and size according to the country or region’s regulations.
1)
Max. wire length: Set a length so that the voltage drop is less than 2%. Increase the wire diameter when the wire
length is long.
Breaker
Specification *
2)
Circuit breaker (MOCP) *4)
Current : 40 (A)
Earth leakage breaker
Leakage current : 30mA 0.1sec or less
*
3)
Select the appropriate breaker of the described specification according to the national or regional standards.
2)
Select the breaker that enough load current can pass through it.
3)
MOCP: Maximum Over Current Protection
4)
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