Per NFPA 13 the successful Dry System performance test requires water to the
inspectors test in 60 Seconds for brand new systems.
I don't believe there is a time limit according to NFPA 25.
Regards,
G. Tim Stone
G. Tim Stone Consulting, LLC
NICET Level III Engineering Technician
Fire Protection Sprinkler Design
and Consulting Services
117 Old Stage Rd. - Essex Jct., VT. 05452
CELL: (802) 373-0638 TEL: (802) 434-2968 Fax: (802) 434-4343
[email protected]
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Jay
> Stough
> Sent: Tuesday, June 11, 2013 2:24 PM
> To: Sprinkler -Forum
> Subject: Old Dry Systems
>
> I have a customer that has a dry system that was installed sometime in the
> 50's or early 60's. We are inspecting this system and notice that the
trip
> times are well over a minute, almost a minute and a half. Now a days that
> would be no good; but how was that handled back then? It is a pipe
> schedule system, so was the volume rule in affect at that time?
>
>
> Jay Stough
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