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Seatronics, Inc. <br /> STANDBY BATTERY CALCULATION <br /> for FACP <br /> Note: Calculation based on 48 hour standby time. <br /> PROJECT#: 9132326 DATE: 4/1/24 <br /> PROJECT: 45-202 <br /> POWER SUPPLY Fire Alarm Panel-FACP, Siemens <br /> IDENTIFICATION: FC922,with 170W Pwr. Supply <br /> PWR.SUPPLY SIZE: VOLTS: 24 MAX.AMPS: 6 <br /> STANDBY TIME ALARM <br /> REQUIRED: SUPV. HRS.: 48 MINUTES: 10 <br /> NOTES: <br /> DEVICE/ QTY. SUPV. TOTAL ALARM TOTAL <br /> MODULE (mA) SUPV. (mA) (mA) ALARM(mA) <br /> FAP Modules: <br /> FCM2018-U3 1 125 125 125 125 <br /> FC12016-U 1 1 105 2 105 105 <br /> FCI-2011 NAC CARD 1 15 15 15 15 <br /> FCA2016 RS485 0 55 0 55 0 <br /> DACT Dialer Card 1 45 45 45 45 <br /> FT2014-U3 ANNUN. 0 34 0 34 0 <br /> Field Devices: <br /> MANUAL STATIONS 3 1.1 3.3 1.1 3.3 <br /> SMOKE DETECTORS 6 1.1 6.6 1.1 6.6 <br /> HEAT DETECTORS 2 1.1 2.2 1.1 2.2 <br /> INTERFACE MODULES (IFD) 1 1.1 1.1 1.1 1.1 <br /> TELGUARD 1 42 42 110 110 <br /> NAC II 1 0 0 410 410 <br /> NAC 2 1 0 0 0 0 <br /> NAC 3 1 0 0 0 0 <br /> NAC 4 1 0 0 0 0 <br /> TOTAL TOTAL <br /> SUPV.(mA) 242.2 ALARM(mA) 823.2 <br /> CALCULATION: <br /> SUPERVISION CURRENT 242.2 mA X 48 HRS = 11626 mA HRS <br /> ALARM CURRENT 823.2 mA X 0.167 HRS = 137 mA HRS <br /> (5 minutes=.083 hrs.) <br /> (10 minutes=.167 hrs.) TOTAL = 11763 mA HRS <br /> SAFETY FACTOR 1.3 X 11763 mA HRS = 15292 mA HRS <br /> AMP HOUR REQUIRED = 15.3 AH <br /> AMP HOUR SELECTED = 18 AH Powersonic PS-1218 <br /> Note: Panel requires minimum battery size of 18AH <br />