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Troubleshooting Common UPS faults 4

Common fault: The buzzer sounds suddenly when the UPS is in normal use.

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Possible cause

1) The user starts with a large load or a large impact load.

2) The output end suddenly short circuit.

3) The UPS internal inverter circuit is faulty.

4) UPS protects and detects circuit misoperation.

Treatment method

1) A, when the load is put into the order of first large and then small.
B. Increase the power capacity of the UPS.

2) Check whether the UPS output is short-circuited.

3) Check the UPS inverter.

4) Check the UPS internal control circuit.

next read :Troubleshooting 5

The UPS works properly but the load device is abnormal

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UPS (Uninterruptible Power Supply) batteries are an important component of power supply systems designed to provide stable power support for electronic devices.

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