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16.5 Electric wiring work
16.5.1 Wiring principle
General principles
(1) Wires, equipment and connectors supplied for use on the site must be in compliance with provisions of
regulations and engineering requirements.
(2) Only electricians holding qualification are allowed to perform wire connection on the site.
(3) Before connection work is started, the power supply must be shut off.
(4) Installer shall be responsible for any damage due to incorrect connection of the external circuit.
(5) Caution --- MUST use copper wires.
(6) Connection of power cable to the electric cabinet of the unit
(7) Power cables should be laid out through cabling trough, conduit tube or cable channel.
(8) Power cables to be connected into the electric cabinet must be protected with rubber or plastic to prevent
scratch by edge of metal plate.
(9) Power cables close to the electric cabinet of the unit must be fixed reliably to make the power terminal in
the cabinet free from an external force.
(10) Power cable must be grounded reliably.
16.5.2 Specification of power supply wire and leakage switch
Power cable specifications and Leakage switch types in the following list are recommended.
Model
SMH-40IRB
SMH-60IRB
SMH-80IRB
SMH-100IRB
SMH-100IRB2
SMH-120IRB
SMH-120IRB2
SMH-140IRB
SMH-140IRB2
SMH-160IRB
SMH-160IRB2
SMH-100IRB-3
SMH-100IRB2-3
SMH-120IRB-3
SMH-120IRB2-3
SMH-140IRB-3
SMH-140IRB2-3
SMH-160IRB-3
SMH-160IRB2-3
Power Supply
Air Break Switch
V, Ph, Hz
16
16
16
220~240VAC,
32
1Ph, 50Hz
32
40
40
16
16
380~415VAC,
3Ph, 50Hz
16
16
Minimum Section Area
of Earth Wire
2
A
mm
1.5
1.5
1.5
4.0
4.0
4.0
4.0
1.5
1.5
1.5
1.5
38
Minimum Section Area of
Power Wire
2
mm
2*1.5
2*1.5
2*1.5
2*4.0
2*4.0
2*4.0
2*4.0
4*1.5
4*1.5
4*1.5
4*1.5
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