The fault phenomenon

The cause of the problem

Troubleshooting and solutions

Short battery discharge time

Cell aging

Replace the battery in time

UPS overload

Check load levels and remove unimportant loads

1#The fault indicator light and no. 6 light are on, and the buzzer is ringing

The fault indicator light and no. 6 light are on, and the buzzer is ringing

Make sure the UPS are not overloaded, the vents are not blocked, and the indoor temperature is not too high. Let the UPS cool for 10 minutes, then restart. If it fails, please contact us at 010-86524278

1#The fault indicator light and no. 5 light are on and the buzzer is ringing

UPS output short circuit or UPS shutdown due to internal fault

Turn off the UPS, remove all loads, and make sure there is no fault or internal short circuit in the load. Restart. If it fails, please contact the vendor or manufacturer.

1#The failure indicator light and no. 4 light are on, the UPS is ringing

UPS shut down due to internal failure

Please contact the vendor or manufacturer.

1#The failure indicator light and no. 3 light are on, the UPS is ringing

UPS overcharge protection action

The power indicator is flashing

The mains voltage or frequency is beyond the input range of UPS (UPS calls twice a second and eight times continuously when starting up)

At this point UPS is working in battery mode, saving the data and closing the application, ensuring that the mains is within the input voltage or frequency range allowed by UPS

Mains power zero, fire wire connection is reversed, UPS two minutes one call

Reconnect so that the power line is properly connected

1#The failure indicator light and no. 2 lamp are on, the UPS is ringing

Battery mode UPS overload or load equipment failure

Check the load level and remove non-critical equipment, recalculate the load power and reduce the amount of load connected to the UPS to check the load equipment for failure

Battery lamp flashing

Battery voltage is too low or the battery is not connected

Check the part of UPS battery and connect the battery. If the battery is damaged, replace the battery as soon as possible

1#The fault light is on, the battery light is flashing, and the buzzer beeps every second

UPS charging part is out of order

Please contact the vendor or manufacturer.

Normal power supply, UPS does not enter the market

UPS input circuit breaker open

Reset the circuit breaker manually

Short battery discharge time

Battery undercharging

Keep UPS connected to the mains power for more than three hours to recharge the battery

UPS overload

Keep UPS connected to the mains power for more than three hours to recharge the battery

Batteries age and capacity declines

To replace the battery, please contact the dealer for the battery and its components

After the power button is pressed, UPS cannot start

Pressing the power button is too short

Press the power button for more than one second to start UPS

UPS does not connect the battery or the battery is low and loaded to boot

Connect the UPS battery. If the battery is low, turn off the power first and start up again

UPS internal failure

Please contact the vendor or manufacturer.