Low Pressure Impact Spray Nozzle for Water Mist Description The Model ZSTWB Water Mist Spray Nozzles are open (non-automatic) nozzles and they are designed for use in water spray fixed systems for fire protection applications where a high velocity water application may be required...
(33) is pressed against the inlet of the spray head by a spring having such a spring force that the spindle element keeps the inlet closed against a stand-by pressure but yields to high pressure extinguishing liquid of a high pressure source for delivering the liquid to the nozzles while ...
Working Pressure: 0.3-0.7Mpa Rated Working Pressure: 0.35Mpa Connecting Thread: BSP, NPT Optional Main Material: Brass + Stainless Steel Net Installation Type: Pendent Expansion: Low expansion ≥ 5 Times 25% Liquid Drain Time: ≥ 120 s
A sprinkler head is a distribution device attached to the end of a water pipe orhose. The head is the device through which the water of a sprinter system is discharged. There are different types of sprinkler heads available, depending on where the sprinkler will be used, with a special ...
Improvements in sprinkler systems having fluid under pressure flowing therethrough and a sprinkler head with a pop-up nozzle actuated by fluid pressure. An impeller is actuated by the fluid flow to rotate the nozzle and thus rotate the s... S Systems - 《Environmental Management》 被引量: 0...
aNonautomatic sprinkler systems shall be subjected to a hydrostatic pressure test of fifty psig at the topmost sprinkler head, with the test pressure maintained for a period of at least one hour. 非自动的洒水装置将接受五十psig一次流体静力的压力检测在最上面的洒水喷头,当试验压力被维护在至少一个...
aAutomatic wet and dry sprinkler systems shall be subjected to a hydrostatic pressure test for a period of one hour at a pressure of at least one hundred psig at the topmost sprinkler head and at least two hundred psig at the lowest cross connection to the siamese connections. 自动干湿的洒水...
CFD numerical model of rocker sprinkler head in middle pressure with regulator was established by ANSYS software. Pressure equivalent distribution diagram and pressure losing value of the inner flow fields of sprinkler head were obtained by simulation at the different pressure.And it was also identified...
Max.Head 10-30m Max.Capacity 80-150 M³/H Driving Type Motor Impeller Number Single-Stage Pump Working Pressure Low Pressure Pump Influent Type of Impeller Single Suction Pump Position of Pump Shaft Vertical Pump Pump Casing Combined...
A low pressure, early suppression fast response sprinkler includes a generally tubular body having an inlet end, an opposing discharge end and an internal passageway extending between the inlet and di