105
Appendix F: Power Supply and Battery Calculations
Battery Capacity Requirement:
Battery (AH) = (
[STANDBY (
A
) ______ ] x [(24,60 or 90 Hours) ___ ]
)
+
(
[ALARM (
B
) ______ ] x [Alarm in Hr.] _____
)
= (
C
) ______AH
Total System Current in Alarm State:
Must be 5.5 amperes or less for FR-320 Series.
Battery Selection:
Multiply (
C
) by 1.20 to derate battery.
Содержание FR-320 Series
Страница 2: ......
Страница 111: ...111 Warranty and Warning Information ...