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Anonymous Poster #1

Firefighting System Gate Valves

02/09/2013 7:14 AM

Dear,

in firefighting system they have breaching inlet and end of the line their is a gate valve

my question is PRV also inbuilt the valve?
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PennPiper
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Engineering Fields - Piping Design Engineering - Retired Piper

Join Date: Feb 2007
Location: Bayonet Point, Florida
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#1

Re: Engineering

02/09/2013 7:18 AM

What????

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Fredski
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#2

Re: Firefighting System Gate Valves

02/09/2013 1:44 PM

I think people (including myself) don't understand "inbuilt"??
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WJMFIRE
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Join Date: Apr 2009
Location: USA, Florida
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#3

Re: Firefighting System Gate Valves

02/09/2013 6:50 PM

A PIV (not PRV) is a post indicator valve. You can tell the open/closed position of the valve by looking at it (specifically by looking at the post).

It needs a supervisory switch installed to signal the fire panel (which is not included with the valve).

Good luck with this engineering project.

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