Annual Fire Inspection Class A Testing

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Annual Fire Inspection Class A Testing

Postby Frank » Tue Jan 26, 2016 7:07

During the annual fire inspection is it required to test class A wiring loop coming
back to the fire panel, for open, short, and ground.

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Re: Annual Fire Inspection Class A Testing

Postby FIRETEK » Tue Feb 09, 2016 9:43

The "short" answer (pardon the pun) is ... yes!

Clause 6.6.1 Each data communication link (DCL) shall be tested to confirm that a trouble signal is received at the control unit or transponder under an open loop fault.

At the control unit:
F - Ground fault tested on positive and negative initiates a trouble signal;
R - Input circuit, alarm and supervisory operation, including audible and visual indication;
S - Input circuit supervision fault causes a trouble indication;
T - Output circuit supervision fault causes a trouble indication;...
Frank Kurz
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