OVER 750 gal you have to meet both having a QOD AND the 60 sec rule. Well now there is the option to meet different times with different numbers of sprinklers for the manual test (ie 40 sec with 4 sprinklers in Storage or 50 sec with 2 sprinklers in an Ordinary Hazard).
Roland On Jun 18, 2009, at 7:50 AM, Ron Greenman wrote: > But I only remember the sixty seconds applying to a system of 500-750 > gallon capacity one NOT equipped with a QOD. Seems that you put had no > option over 750--QOD! And then it was just OK. If I'm not mistaken > what continual disasters attributable to slow transit time drove the > change? _______________________________________________ Sprinklerforum mailing list http://lists.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)
