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Battery calculations, Chapter 5 – Fire-Lite CMP-2402B Fire Alarm Control Panel User Manual

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Battery Calculations

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Document #50907 Rev.A1 12/03/02 P/N 50907:A1

CHAPTER 5

Battery Calculations

Use the Total Standby and Alarm Load Currents calculated in Table 5-2 and Table 5-3 for the following battery
calculation.

Note:

1.

7 Ampere Hour battery can be located in the backbox.

TABLE 5-1:

Battery Calculations

Standby Load

Current (amps)

[ ]

X

Required Standby Time in

Hours (24 or 60 Hours)

[ ]

=

__________

Alarm Load

Current (amps)

[ ]

X

Required Alarm Time in Hours

(i.e. 5 minutes = 0.084

10 minutes = 0.167)

[ ]

=

__________

Add Standby and Alarm Load for Required Ampere Hour Battery

=

Multiply by the Derating Factor of 1.2

X1.2

Total Ampere Hours (AH) Required

=

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