Then they're still required Roland unless the driver is picked at its uppermost speed range and churn is 175. I was too lazy to open the book. :]
NFPA 20 still requires a relief valve for diesel drivers IF the run- away (applied as a percentage of churn) causes excessive pressure. Roland _______________________________________________ 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)
