Sungrow SG125HV-30, User Manual

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5 Electrical Connection
Once the inverter is secured to the installation site, it can be connected to the
PV system.
All electrical connections must comply with local regulations and related
electrical rules.
Improper cable connection may lead to a fatal injury or permanent
damage to the device.
Cable connections should only be done by qualified professional
personnel.
Always keep in mind that the inverter is AC and DC redundancy power
supplied. Electrical operators must wear proper personal protective
equipment: helmet, insulated footwear and glove, etc.
5.1 Terminal Description
5.1.1 Appearance
Inverter electrical connection terminals and cable entries are all at the inverter
junction box as shown in Fig. 5-1.
1
2
7
3 4
5
6
Front view
PV+ PV- L1 L2 L3