Remove watches, rings, or other metal objects from the hands.
Use tools with insulted handles.
Wear rubber gloves and boots.
Do not lay tools or metal parts on the top of batteries.
Disconnect charging source prior to connecting or disconnecting
batteries terminals.
15. Servicing of batteries should be performed or supervised by
personnel knowledgeable of batteries and the required
precautions. Keep unauthorized personnel away from batteries.
16. When replacing batteries, replace with the same number and
type of sealed lead-acid battery. The maximum ambient
temperature rating is 40°C.
17. This pluggable type A equipment with battery already installed
by the supplier is operator installable and may be operated by
laymen.
18. During the installation of this equipment it should be assured
that the sum of the leakage currents of the UPS and the
connected loads does not exceed 3.5mA.
19. Beware of possibility of electric shock when disconnecting of
this unit from the mains, hazardous voltage still may be
accessible through supply from battery. The battery supply
should be therefore disconnected from the plus and minus pole
of the battery when maintenance or service work inside the UPS
is necessary.
20. The mains socket outlet that supplies the UPS shall be installed
near the UPS and shall be easily accessible.
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