AL1024ULACM Battery Size Calculation Worksheet:
A. AL1024ULACM internal current consumption (stand-by) ___________________ 0.35 A
B. Load current consumption (stand-by) ___________________ A
C. Stand-by time required (Hours) ___________________ H
D. Battery capacity required for stand-by (A+B)*C ___________________ AH
E. AL1024ULACM internal power consumption (Alarm) ___________________ 0.35 A
F. Load current consumption (Alarm) ___________________ A
G. Alarm duration (Hours, example: 15 Min. = 0.25 Hour) (Alarm) ___________________ H
H. Battery capacity required for Alarm (E+F)*G ___________________ AH
I. Total calculated battery capacity D+H ___________________ AH
J. Battery capacity required I*1.8 (safety factor) ___________________ AH
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.
ACM series - 9 -
Available from A1 Security Cameras
www.a1securitycameras.com email:sales@a1securitycameras.com
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