LEGRAND KEOR T EVO - Battery Safety Precautions; Emergency Intervention Procedures

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3.4. Important Notice for Battery
• The batteries may only be installed and commissioned by authorized LEGRAND UPS Technical Service Personnel.
• Make sure that the battery qty is proper for the unit and they are same type and capacity. Otherwise danger of
explosion and re is within the bounds of possibility.
• Do not dispose of batteries in a re. The batteries may 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 (Q1, Q2 and F5) to “OFF” position.
• If UPS has internal batteries; Remove and isolate + battery (red) and N battery neutral (blue) cables.
• If UPS has external batteries; also switch the circuit breakers of the battery cabinet to “OFF” position.
• Determine if the battery is inadvertently grounded. If inadvertently grounded; remove source of ground. Contact
with any part of a grounded battery can result in electrical shock.
• Battery fuses shall only be replaced with the same rating and type which came along with the UPS.
3.5. Emergency interventions
The following information is of a general nature. For specic interventions please consult the laws existing in the
country where the equipment is installed.
First aid interventions
If any rst aid intervention is required, comply with company rules and traditional procedures.
Fire-prevention measures
Never use water to extinguish re but only the extinguishers designed specically for electronic equipment or battery
res.