IMHO, yes, it should be. Off the shelf, big box store compressors, don't last very long costing the owner more.
Scott Office: (763) 425-1001 x 2 Cell: (612) 759-5556 -----Original Message----- From: Sprinklerforum <[email protected]> On Behalf Of John Denhardt via Sprinklerforum Sent: Friday, September 25, 2020 12:18 AM To: [email protected] Cc: John Denhardt <[email protected]> Subject: Re: On/Off Switch in the Electric supply to a Dry Pipe System Air Compressor Scott beat me to it. Commentary - Considering an air compressor is not required to be Listed, the technical committee is putting requirements into the standard. Maybe the air compressor should be Listed for Fire Protection use. Thanks, John John August Denhardt, PE *Vice President, Engineering and Technical Services* *American Fire Sprinkler Association* m: p: 301-343-1457 214-349-5965 ext 121 w: firesprinkler.org <https://www.facebook.com/firesprinkler.org/> <https://twitter.com/afsa/status/1039528345367732224> <https://www.linkedin.com/company/american-fire-sprinkler-association-afsa-/> <https://www.instagram.com/firesprinklerorg/> *Our members are at the heart of everything we do.* *AFSA Summer Sale!* For a limited time only, AFSA is offering members up to 50% off its on-demand recorded webinars! Featuring the most sought-after thought leaders, AFSA On-Demand offers a superior learning experience with ability to earn CEU and CPD credits anytime, anywhere. Visit http://www.firesprinkler.org/ondemand to learn more. On Thu, Sep 24, 2020 at 10:07 PM Scott Futrell via Sprinklerforum < [email protected]> wrote: > 2019: > 8.2.6.6.5.1 > The disconnecting means for an automatic air compressor shall not be a > general-use light switch or a cord-and-plug connected motor. > > Scott > > Office: (763) 425-1001 x 2 > Cell: (612) 759-5556 > > -----Original Message----- > From: Sprinklerforum <[email protected]> > On Behalf Of Ron Greenman via Sprinklerforum > Sent: Thursday, September 24, 2020 2:26 PM > To: [email protected] > Cc: Ron Greenman <[email protected]> > Subject: Re: On/Off Switch in the Electric supply to a Dry Pipe System > Air Compressor > > A switch that looks like a light switch would be legit for a small motor. > If the compressor is on a dedicated 20A circuit it would need to be a > 20A rated switch. You wouldn't be able to tell a 20A from a 15A > (common light circuit rating) without looking at the rating. If it's a > 20A/230V compressor the switch would need to be a Double Pole/Single Throw. > Again. > you can't tell from just the lever. > > > Ron Greenman > > [email protected] > > 253.576.9700 > > The Universe is monstrously indifferent to the presence of man. > -Werner Herzog, screenwriter, film director, author, actor and opera > director > (1942-) > > > On Thu, Sep 24, 2020 at 12:02 PM Mike Hairfield via Sprinklerforum < > [email protected]> wrote: > > > Like the one for a light switch, there is breaker in the electrical > > panel with a lock-out > > > > Mike > > > > ________________________________ > > From: Sprinklerforum > > <[email protected]> > > on behalf of John Denhardt via Sprinklerforum < > > [email protected]> > > Sent: Thursday, September 24, 2020 3:00 PM > > To: [email protected] < > > [email protected]> > > Cc: John Denhardt <[email protected]> > > Subject: Re: On/Off Switch in the Electric supply to a Dry Pipe > > System Air Compressor > > > > You are required to have a disconnect switch. What kind of “On/Off” > > switch are you seeing? > > > > John > > > > John August Denhardt, P.E. > > Vice-President Engineering and Technical Services American Fire > > Sprinkler Association > > 301-343-1457 > > > > > On Sep 24, 2020, at 2:50 PM, Mike Hairfield via Sprinklerforum < > > [email protected]> wrote: > > > > > > Made a inspection to one of my jobs today and found that the > > > electrical > > contractor installed a On/Off > > > switch to the air compressor which I know isn't allowed. > > > > > > Where does it state in NFPA that this isn't allowd? > > > > > > Thanks, > > > > > > Mike > > > _______________________________________________ > > > Sprinklerforum mailing list > > > [email protected] > > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprin > > kl er.org _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprin > > kl er.org _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprin > > kl > > er.org > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
