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FIRE ALARM SYSTEM- (CONT.) <br /> BATTERY CALCULATIONS <br /> Standby Alarm Standby Alarm <br /> Part Number Equipment Qty Each Each Total Total <br /> (amps) (amps) (amps) (amps) <br /> 7707 Communicator 1 0.17500a 0.80000a 0.17500a 0.80000a <br /> 7794 Intelligent Reporting Module 1 0.00500a 0.32000a 0.00500a 0.32000a <br /> TOTAL DRAW 0.18000a 1.12000a <br /> STANDBY-(DRAW)X(24)HOURS 4.3200 <br /> ALARM=(DRAW)X 10 MINUTES(.17) 0.1904 <br /> TOTAL ALARM AND STANDBY 4.51 amp/hrs <br /> TOTAL ALARM&STANDBY WITH 1.2 DERATING FACTOR 5.41 amp/hrs <br /> BATTERY BACKUP = USE 1 EA 7.0 AMP/HR BATTERY <br />