FIR2020-0107+Fire_Alarm_Voltage_Calculations+12.2.2020_11.48.29_AMFire Alarm System Secondary Battery-set Calculation Worksheet
AES Product
Standby
Current
(Amps)
QTY Total Standby
Current (Amps)
Alarm/Transmit
Current (Amps)QTY
Total Alarm
Current
(Amps)
7707P-88-ULP-M 0.4000 X 1 =0.400 1.5500 X 1 =1.550
## Hour
Standby Time
****
Standby
Current
(Amps)
Required
Standby Capacity
(Amp-Hours)
Required Alarm Time
(Hours)
Alarm/Transmit
Current (Amps)
Required
Alarm
Capacity
(Amp-Hours)
24 X 0.400 =9.600 1 X 1.5500 =1.550
Required
Standby
Capacity
(Amp-Hours)
Required
Alarm Capacity
(Amp-Hours)
Total Capacity
(Amp-Hours)
9.60 +1.550 =11.150
1.5500.400
Total System
Alarm Current (Amps)
Total System
Standyby Current (Amps)
The battery requirements presented are not AES
recommendations. For UL listed battery requirements
please read the products Installation and Operation Manual.