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Siemens FC901-U3 User Manual

Siemens FC901-U3
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Battery Size
Total Standby
Current
(from above)
Hours of Standby
Required per NFPA 72
Standard
(4, 24 or 90)
AH for
Standby
A
X Hours
=
Total Alarm
Current
(from above)
5 Minutes of Alarm
Operation
per NFPA 72 Standard
AH for Alarm
A
X Hours
=
A.H. for
Standby
A.H. for
Alarm
Calculated
A.H.
De-rating
Factor
A.H.
Required
Battery
Capacity
+
=
X 1.1
=
Notes:
An additional multiplier is included to compensate for the higher discharge rate in alarm.
Battery capacity decreases with age.
51

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Siemens FC901-U3 Specifications

General IconGeneral
BrandSiemens
ModelFC901-U3
CategoryControl Panel
LanguageEnglish

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