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NOTE: This is an unformatted excerpt from our online fire protection training library.

Power Supplies

Sample battery calculation for alarm mode

System Component  Alarm Current (Amps)  Quantity Total for Components (Amps) Control Panel 2.8 1 2.8 Duct Smoke Detectors 0.0025 0 0 Area Smoke Detectors 0.0018 6 0.01 Waterflow Switches 0 1 0 Horns 0.09 11 0.99 Horn/strobes 0.15 13 1.95 Total Alarm Current     5.75 Amps
NOTE: This is an unformatted excerpt from our online fire protection training library.

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