7
Important Notice for Battery
•
The batteries may only be installed and commissioned by authorized LEGRAND UPS Technical Service Personnel.
•
Make sure that the battery
quantity
is proper for the unit and they are same type and capacity. Otherwise danger
of explosion and fire is within the bounds of possibility.
•
Do not dispose of batteries in a fire. The batteries ma
y explode.
•
Do not open or mutilate batteries. Released electrolyte is harmful to the skin and eyes. It may be toxic.
•
In case of electrolyte in contact with skin, immediately wash the contaminated skin with water.
•
Replaced batteries must be disposed of at
authorized battery waste disposal centres.
•
A battery can present risk of electric shock and high short circuit currents.
The following precautions should be observed when working on batteries;
Remove rings, watches, necklaces, bracelets and all metal
objects.
Only use tools with insulated handles.
Wear rubbers gloves and a rubber apron when handling batteries.
Do not lay tools or metal parts on top of batteries.
Eye protection should be worn to prevent injury from accidental electrical arcs.
•
Before a maintenance or repair work on the UPS;
Switch the input, output and battery circuit breakers to
“OFF”
position.
If UPS has external batteries; also switch the circuit breakers of the battery cabinet to
“OFF”
position.
Determine if the battery is inadverten
tly grounded. If inadvertently grounded; remove source of
ground. Contact with any part of a grounded battery can result in electrical shock.
