Ampac FireFinder PLUS Specifications download pdf (Page 20)

Page 14

EN54 FIREFINDER PLUS INSTALLATION,COMMISSIONING & OPERATION

4.8.1 Battery Connections

A FireFinder PLUS requires two (2) 12 volt batteries (TB9). The batteries should be placed into the

bottom right hand side of the cabinet. A red and black lead coming from TB1 on the Brigade Board

will be clearly seen in the same area, this lead is to be connected to the batteries red to positive and

black to negative once the system is operating on Mains supply.

Battery size is dependant on system configuration and can vary from 12 AHr to over 100 AHr.

Note: Refer to Ampac’s battery calculation tool to calculate the required battery size.

+27VDC

FROM PSU

TB9 is located on the bottom

right hand side of the board

Battery 2

12Volts

Battery 1

12 Volts

N1236

TB9

Figure 11: Battery Connections to the Brigade / PSU Monitor Board

4.8.2 Auxiliary 27 Volt Power

Two (2) 1 Amp outputs are available from TB1 terminals 1+ (plus) and 2- (minus) or 3+ and 4- on the

Brigade Board. It is important to note these outputs are short circuit monitored.

TB1 is located in the middle of the

left hand side of the board

TB1

N1236

2 X LIMITED 2A

AUX POWER

OUTPUTS

AUX OUT1

AUX OUT2

+ -

Figure 12: Auxiliary 27VDC Power Output

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Ampac FireFinder PLUS Specifications Page 20