Sprinklers · ESFR sprinkler

ESFR pendent sprinkler

K-factoriK-factorThe sprinkler's discharge coefficient: flow = K × √pressure. A higher K gives more water at the same pressure. K5.6 (K80 metric) is the usual head for light and ordinary hazard.Close

K16.8 (K242 metric)

ResponseiResponseHow fast the heat-sensitive element reacts. Quick response heads open sooner and are usual in light hazard areas such as hotels, offices and hospitals; standard response suits many ordinary hazard and storage areas.Close

Fast (ESFR)

ThreadiThreadNPT is the American taper thread; BSPT (ISO 7-1) is the British taper thread. Match the thread to the fittings used on the project.Close

¾" NPT (20 mm)

Application

Storage, ESFR

TemperatureiTemperature ratingThe temperature at which the glass bulb or link breaks and the sprinkler opens. 68 °C (red bulb) suits normal ceilings; hot spaces such as kitchens and plant rooms need a higher rating.Close

72–100 °C

Finish

Plain brass

Range

K16.8 (metric K242), ¾" NPT (20 mm), fast (esfr) response, Storage - ESFRTemps: 162°F/72°C, 212°F/100°CFinishes: Plain brassMax pressure: See data sheet, data sheet 40.86

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