Appendix B: Worksheets
206 EST iO64 and iO500 Technical Reference Manual
Battery calculation worksheet
Use this worksheet to determine the minimum amp hour capacity
required for the panel's standby battery. You can obtain operating
current requirements for notification appliances from their
respective installation sheets.
Battery calculation worksheet
Standby
current (mA)
Alarm
current (mA)
Control panel
(use Worksheet A and place totals here)
Auxiliary/smoke power
(use Worksheet B and place totals here)
NAC 1
NAC 2
NAC 3
NAC 4
Total current
Operating time required
×
hr
×
min
÷ 60
+
= mAh
× 1.2
mAh
÷ 1,000
Battery size [1]
Ah
Notes
[1] Battery size may not exceed 26 Ah for UL/ULC systems. Refer to Appendix A and “Battery wiring” for battery
details.
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