Fangpusun - PV Solar Power Inverter Manufacturer, Solar Charge Controller Company

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Q45.What causes the controller not to work?

Q45.What causes the controller not to work?

2020-04-07

The details are as follows: 1. The battery is damaged; 2. The battery is in poor contact; 3. The circuit is damaged; 4. The positive and negative poles of the PV board are connected reversely; 5. The positive and negative poles of the battery are connected reversely

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