46 Hardware Installation—IFC-200 Hardware Installation Procedures
Table 10: Total Secondary Power Requirements (@24 VDC)
Secondary Standby
Load
Required Standby Time
(24 or 60 hours)
[
]
X
[
]
=
Secondary Alarm Load
Required Alarm Time
(For 5 min., enter 0.084)
[
]
x
[
]
=
Sum Column for Ampere Hours =
Multiply the derating factor x 1.2
Total Ampere Hours Required
amps
Notes: NFPA 72 Local and 72 Remote Station require 24 hours of standby
power followed by five minutes in alarm. NFPA 71, 72 Auxiliary,
and 72 Remote Station require 60 hours of standby power followed
by five minutes in alarm. Batteries installed in a system powered
by a generator need to provide at least four hours of standby
power.
The total amp-hours required cannot exceed 17 AH with the
internal charger.
NFPA 12, 12A, and 12B require 24 hours standby plus five
minutes of alarm current.
Table 11: Power Requirements
Battery Size
Voltage
Rating
Number
Required
Part Number
Location
6 AH
12 AH
12 volts
12 volts
Two
Two
JC1260
GC12120
In Panel
15 AH
12 volts
Two
JC12150
UL Listed
Battery Box
25 AH
55 AH
12 volts
12 volts
Two
Two
JC12250
GC12550
NR45-24
External Battery
Charger
