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Seatronics, Inc. <br /> NAC PANEL LOAD, BATTERY AND <br /> VOLTAGE DROP CALCULATIONS <br /> NAC PNL. #2 <br /> Notes: <br /> SUMMARYSHEET <br /> POWER SUPPLY NAC PNL.#2 Mfg./Model: Siemens model PAD-4 <br /> IDENTIFICATION: <br /> PROJECT#: DATE: Rev 6-22-17 <br /> PROJECT: Boeing 45-012 <br /> PWR.SUPPLY VOLTS: 24 MAX.AMPS: g <br /> SIZE: <br /> STANDBY TIME SUPV. ALARM <br /> REQUIRED: HRS.: 48 MINUTES: 10 <br /> NOTES: <br /> 1.Added horn-strobes for hydraulics room addition. <br /> LOAD SUMMARY: <br /> DEVICE/ TOTAL TOTAL <br /> MODULE ID SUPV. (mA) ALARM(mA) Comments <br /> PAD4 Main Board 66 66 <br /> Output 1 2/1 " 2088 <br /> Output 2 2/2 * 1811 Note 1 <br /> Output 3 NA " 0 <br /> Output 4 NA " 0 <br /> Aux Pwr Output 0 0 <br /> TOTAL TOTAL <br /> SUPV.(mA) 66 ALARM(mA) 3965 <br /> BATTERY CALCULATION: <br /> SUPERVISION CURRENT 66 mA X 48 HRS = 3168 mA HRS <br /> ALARM CURRENT 3965 mA X 0.167 HRS = 661 mA HRS <br /> (5 minutes=.083 hrs.) <br /> (10 minutes=.167 hrs.) TOTAL = 3829 mA HRS <br /> SAFETY FACTOR 1.25 X 3829 mA HRS = 4786 mA HRS <br /> AMP HOUR REQUIRED = 4.8 AH <br /> AMP HOUR SELECTED = 7 AH <br /> *-INCLUDED IN MAIN BOARD CURRENT <br />