Operation manual
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43
For some of these maintenance tasks, shutdowns and disconnections must be made.
•
Fan: Continual working time of fan is 20000 to 40000 hours. It will be shorter as temperature raises.
Please check the fan periodically, make sure there is wind blowing out from it.
•
UPS status checking:
o
Check to see if there is any fault occurred, fault indictor is on or any alarm there.
o
Please find the cause if the UPS is working in bypass mode.
o
If the UPS is working in battery mode, make sure it is normal; on the contrary, please find out the root
cause, such as Utility Failure or self-check of battery.
The rest of the installation must also be maintained adequately. The maintenance tasks to be carried out shall
depend on the different elements that make up the installation, emergency generator and cabling. The battery
requires special attention.
