Amerisolar Wolfram-BAT-5.12 Installatiehandleiding - Pagina 14

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Before disconnecting the cable from the battery, make sure the battery is turned off.

Shutdown steps：

•Press and hold the red soft start button for 3 seconds, all the indicators on the panel will be

on;

•Release the red button and the indicator light goes out;

•Turn off the power button again;

•If multiple units are used in parallel, after the battery connected to the load or inverter is shut

down, the other batteries will shut down automatically. There is no need to turn on one by one,

but the power button still needs to be turned off manually.

6 Maintenance

•Battery maintenance must be performed by professionals;

•If the battery is stored continuously for more than three months, it must be fully charged

once;

•Every three months, check whether the connections of battery communication and power

cables are loose.

Troubleshooting can only be performed by professionals. Before checking for faults, you must

check whether all cable connections and circuit breakers are in the correct state.

Serial

Malfunction

Number

Communication

failure

Unable to boot

SOC abnormal

FPC

Table 5. common faults

Check whether the communication line is

loose, and check whether the BMS

communication protocol matches the load or

inverter.

Use a charging device to charge the battery. If

it still cannot be turned on, please contact for

maintenance.

Turn off the soft start switch when shutting

down, and then turn off the power switch

after 1 second.

Flexible printed circuit

Solution