Installation Instructions

- 10 - ACMCB220 Series Installation Guide
AL1024ACMCB220 Battery Size Calculation Worksheet:
A. AL1024ACMCB220 internal current consumption (stand-by) __________ 0.35A
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. AL1024ACMCB220 internal power consumption (Alarm) __________ 0.35A
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: AL1024ACMCB220 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.