What to check after UPS battery replacement？ In a data...
Troubleshooting Common UPS faults 2
Common faults: UPS output is normal when the mains is normal; When the mains power is cut off, the load is also cut off.
main content
Possible cause
1) Because the mains is often low, the battery is in an undervoltage state.
2) The UPS charger is damaged and the battery cannot be charged.
3) Battery aging, damage.
4) The load is overloaded, and the UPS outputs in bypass mode.
5) The load is not connected to the UPS output.
6) The battery pack of the long delay model is not connected or has poor contact.
7) The UPS inverter is not started (the UPS panel control switch is not turned on), and the load is supplied by the mains bypass.
8) Inverter is damaged, UPS bypass output.
Treatment method
1) A, when the mains voltage is normal, the battery is fully charged.
B. Start the generator to charge the battery.
C. Add a voltage regulator at the UPS input end.
2) Check the charger.
3) Replace the battery.
4) Reduce the load.
5) Connect the load to the output of the UPS.
6) Check whether the battery pack is properly connected.
7) Start the inverter to supply power to the load (open the panel control switch).
8) Check the inverter.
The UPS fails to start.
UPS BATTERY SERIES
UPS (Uninterruptible Power Supply) batteries are an important component of power supply systems designed to provide stable power support for electronic devices.
Extended reading
How to check the UPS maintenance bypass switch?
How to check the UPS maintenance bypass switch? Uninterruptible power...
What happens when the UPS battery temperature exceeds 25 ° C?
What happens when the UPS battery temperature exceeds 25 °...
What are the safety precautions when maintaining the UPS?
What are the safety precautions when maintaining the UPS? Here...
How long does the UPS battery need to be charged after discharge?
How long does the UPS battery need to be charged...
How often should the UPS battery be replaced?
How often should the UPS battery be replaced? The uninterruptible...
THE ESSC Brand promise
Global supply
Our products sell well all over the world, covering many countries and regions, through the global logistics network, to provide customers with convenient purchasing experience.
Rigorous quality
We adhere to the highest quality control standards to ensure every product meets industry regulations and customer expectations, earning trust through consistent excellence.
Excellent service
With a customer-centric approach, we provide prompt responses, professional support, and personalized services, aiming to deliver the best user experience and long-term value.