The reservoir is elevated at around 50' higher than the pump centerline. Suction head shouldn't be a issue. There will be pendents without return bends, hence my suggestion for a y strainer after the pump for the small particles.
Ed Alpha Fire On Fri, Jun 3, 2011 at 8:36 AM, Ronl.Fletcher <[email protected]>wrote: > Would the strainer be a substitute for return bends on pendents? > > > Ron Fletcher > Aero Automatic > Phoenix, AZ > > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Ed Cyr > Sent: Friday, June 03, 2011 7:58 AM > To: American Fire Sprinkler Association > Subject: Centrifugal Horizontal Split Case Fire Pump - Intake Screens or In > Line Strainer > > Forumites, > > > > I have used intake screens as prescribed by NFPA 20 in the past when > drawing > water for centrifugal fire pumps from a reservoir. > > Recently I have been asked to put in line strainers in the pump suction. > > Are they required when you have intake screens? > > The reservoir is being feed by a well. The reservoir is also lined with a > membrane. > > My take is if any debris gets by the intake screens, it would be too small > to damage the pump. A y strainer after the pump would filter any debris > that > might be detrimental to sprinkler performance. > > Any comments or suggestions would be appreciated. > > Thanks, > Ed Cyr > > *Alpha Fire Sprinkler Corporation* > > *San Luis Obispo**, CA*** > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
