Three-Phase UPS (10kVA-160kVA) Series
User Manual
6 Routine Maintenance
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6 Routine Maintenance
This chapter mainly introduces routine maintenance, including UPS status checking, battery
maintenance, fan maintenance, etc.
6.1 UPS Status Checking
Proper maintenance is the key that the device works on the best status and with a longer service life.
6.1.1 Safety Precautions
To ensure human safety and device security, observe the following precautions.
Remember that even though UPS doesn't work, there may still exist dangerous voltage inside
UPS. Before maintenance, use a multi-meter to check the voltage and make sure that UPS is
completely shut down and stay in safe status.
Before operating, take off conductive objects, such as rings, watches.
Observe safety regulations strictly. If any doubt, consult professionals.
Keep operation environment free from dust and chemical pollutant.
6.1.2 Preventive Maintenance
To improve the efficiency and reliability of UPS, do the following maintenance tasks regularly(every
three months).
Check if the wiring terminals in the input and output are connected well.
Check if fans work properly and air vents are not blocked. If some fans stop working, replace
them in time.
Check if batteries voltage is normal.
Check if UPS works normally.
