Hello Well the alarm guys that put the heat detector in the elevator shaft need to consider the RTI of the sprinkler head in comparison to the RTI of the Heat Detector they put within 24" of the sprinkler head also. Going to be a Pain when the the requirement that anything within 48" of the bottom of the pit meets NEMA 4 to coordinate locations of the sprinkler head with the alarm device......
Thursday, June 7, 2012, 10:34:32 PM, you wrote: > In our NZ Standard NZS541 a sprinkler with RTI between >50 and <80 is > designated a "Special Response Sprinkler". These usually have a 4mm bulb. > "Std Response" has a 5mm or larger bulb and the "Fast Response" has a 3mm > bulb. > Russell Gregory > Ph 03 338 4853 > e-mail [email protected] -- Best regards, Charles mailto:[email protected] _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
