NFPA 14 allow to control separate zones with a pressure reducing valve Thank you, Sean Roberts
4456 Campbell RD, Houston, TX 77041 713-896-9941 Fax 713-896-9945 Cell 713-206-8837 [email protected] -----Original Message----- From: Roland Huggins [mailto:[email protected]] Sent: Monday, June 03, 2013 12:23 PM To: [email protected] Subject: Re: Fire Pump - Pressue Relief Valve exactly. NFPA 14 gives a lot of detail on how to accomplish this set-up. Using a relief valve is a big no-no. Dumping a bunch of water every time you do a churn test (weekly for diesel and monthly for electric) is a bad thing that is not allowed by NFPA 20. Roland Huggins, PE - VP Engineering American Fire Sprinkler Assn. --- Fire Sprinklers Saves Lives Dallas, TX http://www.firesprinkler.org On Jun 3, 2013, at 10:04 AM, "Morey, Mike" <[email protected]> wrote: > I believe the correct answer is NFPA 20 does not allow this, but NFPA 20 only > governs the fire pump itself, so anything downstream of the discharge is > governed by 13/14/etc and the PRV would be the correct, while maybe not > preferable, solution. > > > > Mike Morey, SET, CFPS _______________________________________________ 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
