Photovoltaic Multi VRF
18
4.5.2 Wiring Diagram
Connection of Power Cord and Communication Wire
4.5.3 Selection of Power Cord Diameter and Air Switch
Each unit should be equipped with circuit breaker for protection of short circuit and
overloading. Moreover, the IDU and ODU should be installed with master circuit breaker for
connecting or cutting off general power supply of IDU and ODU.
For AC public power grid, selection of power cord diameter and air switch are as below:
Model
Power Supply
Capacity of Circuit
Breaker (A)
QTY of Earth
Wire*minimum
Sectional Area
（
mm
2
）
QTY of Power
Cord*minimum
Sectional Area
（
mm
2
）
GMV-Y120WL/A-T
208-230V 60Hz~
220-240V 50Hz~
40
1*6.0
2*6.0
GMV-Y140WL/A-T
208-230V 60Hz~
220-240V 50Hz~
40
1*6.0
2*6.0
GMV-Y160WL/A-T
208-230V 60Hz~
220-240V 50Hz~
40
1*6.0
2*6.0
Содержание GMV-Y120WL/A-T
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