20A 12V/24V Solar Charge Controller CWM20A

20A 12V/24V Solar Charge Controller Solar Panel Battery Regulator Safe Protection

Lightning protection / Short circuit protection / Over-load protection / Under voltage protection / Over charge and discharge protection
Automatically manage the working of solar panel and battery in solar system.
Overloading & short-circuit protection . Reverse discharging & reverse-polarity protection.
Protection from lightning strike . Prolong the battery life cycle and keep the load work well.
Easy to set up and operate . Suitable for small solar energy system.

Method of Operation

Open the top cover of controller and connect the wire and terminals of controller according to the drawing.

1 . Connect the "+", "-" poles of the battery to the correct ports of controller . If load indicator (mark: load) flickers once and starts lighting after 15-30 seconds, you can tell the connection is connect; the following operation can be proceed, otherwise, the following operation may damage the controller.

2 . Connect the "+", "-" poles of the solar panel to the correct ports of controller.

3. Connect the "+", "-" poles of the load to the correct ports of controller. Indicator led

4. The battery is being charged strongly when the charge led is lighting; flickering means the battery is in floating charge mode. If it's off, that means charging stopped.

5. When the load led is lighting, it means there is output and load can work. If it's off, there isn't output and the load cannot work. 

Note:

1. Please make sure the rated voltage of solar panels, batteries and the loads are same and are all 6V or all 12V or all 24V.

2. The rated current of solar panels and loads must be less than the rated current of controller. 

Shenzhen Dier Technology

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