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MS -5210 Battery Calculation <br /> Since the current draws listed here can be edited, the user is fully responsible for verifying these calculations. <br /> Scat , :;:. <br /> Calculation in Total Sheet Page 3 <br /> Use the total standby and alarm load currents calculated in tables A -2A and A -2B for the <br /> following battery calculations <br /> Standby Load Required Standby Time in Hours <br /> Current (Amps) (24 or 60 Hrs.) <br /> 0.231 X '' = 5.544 <br /> Alarm Load Required Alarm Time in Hours <br /> Current (Amps) (5 minutes = 0.084) <br /> 2.292 X = 0.192528 <br /> Add Standby and Alarm Load for Required <br /> Ampere Hour Battery 5.736528 <br /> Multiply by the Derating Factor of 1.2 <br /> Total Ampere Hours Required = 6.8838336 <br />