Altronix ACM Series Installation Manual page 10

AL1024ULACM Battery Size Calculation Worksheet:
A. AL1024ULACM internal current consumption
B. Load current consumption
C. Stand-by time required (Hours)
D. Battery capacity required for stand-by
E. AL1024ULACM internal power consumption
F. Load current consumption
G. Alarm duration (Hours, example: 15 Min. = 0.25 Hour)
H. Battery capacity required for Alarm
I. Total calculated battery capacity
J. Battery capacity required
Note: AL1024ULACM power supply is designed to work with batteries up to 65AH. Please note, line [I]
must not exceed 36AH. You have to reduce either stand-by current consumption or stand-by time in
order to comply with requirement.
To determine actual battery size please round line [J] to the nearest larger standard battery size.
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(stand-by)
(stand-by)
(A+B)*C
(Alarm)
(Alarm)
(Alarm)
(E+F)*G
D+H
I*1.8 (safety factor)
__________ 0.35A
__________ A
__________ H
__________ AH
__________ 0.35A
__________ A
__________ H
__________ AH
__________ AH
__________ AH
ACM Series