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NFPA 72 on sounder supervisory signal

Question asked by abircuet2010 on Oct 7, 2020
Latest reply on Oct 8, 2020 by cdafd

Hi guys,

as per NFPA 72, is it mandatory to supervise sounders?? that means if I remove any sounder (Class B) from the base, is it required to have a supervisory signal in the fire alarm panel??

If necessary, please mention the reference...

nfpa72  sounders nac

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