Kidde Fire Systems PEGAsys

A-8August 1999 76-100016-001
PEGAsys
Intelligent Suppression Control/Fire Alarm System
Battery Size Requirement Calculation
ybdnatSmorflatoT
tnemeriuqeRrewoP
noitaluclaC
)083.0(
X
ybdnatSderiuqeR
)09ro06,42,4(emiT
sruoh
)42(
=21.9
mralAmorflatoT
tnemeriuqeRrewoP
noitaluclaC
)292.2(
X
emiTmralAderiuqeR
)480.0retne.nim5(
)761.0retne.niM01(
)480.0(
=5291.0
smushtobfolatoT
sruoHpmAslauqe
deriuqeR
)evobAfomuS(
=213.9
1.0X)rotcafgnitareD(2139.0
deriuqeRHAlatoT
HAlatotlanigirO(
gnitareD+deriuqer
)rotcaF
=42.01
Example Results: The results of the prior calculations are as follows:
a. Current requirement of the 120VAC Main Feed is 1.9 Amps.
b. System Power Requirement when in Standby is 0.380 Amps.
c. System Power Requirements when in Alarm is 2.292 Amps.
d. Battery Size Requirement is 10.241 Amp-Hours. Select 12 AH batteries.