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Operation Manual
FT1020G3 Rev 2.10.4
32.2
Battery Maintenance
The batteries 2 x 12 V (battery size is dependent on the backup requirement), are placed
inside the Control Unit. Larger batteries (≤ 65 AH) can be placed in a separate battery box
attached to the FT1020G3 cabinet.
The Control Unit charges the batteries and continuously monitor its condition, a fault will
be generated when the batteries are disconnected or outside the specified limits.
The batteries are rechargeable Sealed Lead-Acid batteries, it must be approved batteries
by CSIRO. The batteries are normally maintenance-free but the manufacturer's instructions
should always be followed.
The ambient temperature affects the battery's capacity, self-discharge and life span. The
temperature should preferably not be higher than normal room temperature (approx. 20-
22°C). For highest safety, the batteries used in a fire alarm installation should be changed
after two year or load test the batteries yearly.
CAUTION: Risk of explosion may occur if batteries are replaced by incorrect type. Dispose
used batteries according to the producer's instructions and national regulations.
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