Hydraulically Controlled Deluge Valve 77DE-HM / 77DE-HM-MR

Hydraulically controlled deluge valve is a reliable, fast-response solution for fire protection lines that require an immediate discharge of water. Model 77DE-HM provides standard hydraulic control, while 77DE-HM-MR adds a manual reset function for more deliberate and secure system control.
The product range features a durable GGG50 ductile iron body for strength and long service life. Its flanged ISO or ANSI connection can be matched to different piping infrastructures. With a maximum operating pressure of 21 bar and a maximum operating temperature of 80°C, it is designed for demanding fire protection service.
The valve releases water rapidly into sprinkler, nozzle and distribution lines. It is suited to facilities requiring high reliability in fire detection and control scenarios, including industrial plants, warehouses, areas around fire pumps and special suppression systems.
The 77DE-HM / 77DE-HM-MR hydraulically controlled deluge valve combines a compact body, robust construction and fire-safety performance for professional installations.