Sunfree Series
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5.4.4 Connect the AC connector to the equipment securely, ensuring the pins
are connected directly. Then the connection of AC cable is completed.
Figure5.8 Connect the Inverter
5.5 PV Connection
Cross-sectional Area of Cables
（
mm²
）
Outside Diameter of the
Cables
（
mm
）
Scope Recommended
Value
4.0-6.0 4.0 4.2~5.3
Table5.3 Recommended Specifications of DC Cables
DC connector is made up of the positive connector and the cathode connector
1. Insulated Enclosure 2. Lock Screw 3. Positive Connector
Figure 5.9 Positive Connector
1. Insulated Enclosure 2. Lock Screw 3. Cathode Connector
Figure 5.10 Cathode Connector
