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In thje 2019 Edition of NFPA 20 states "No arc fault interruption means shall be installed in any fire pump control or power circut.  Now immediately after it states Arc-resistant equipment shall be permitted.

Question asked by drbcybor on Sep 25, 2018
Latest reply on Oct 2, 2018 by drbcybor

I know this is not exactly the same thing but isn't it still somewhat conflicting information?  Isn't arc fault interruption a type of arc resistant  equipment?  There is no definition or annex material for the existing or new information