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Dorot DE HM Hydraulic Deluge Valve
Dorot DE\HM hydraulic pilot-actuated deluge valve that opens on a pressure drop in a sensing line or by manual emergency actuation. Built on Dorot's hydraulic diaphragm valve and UL listed as a deluge valve.
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Key specifications
| Function | Hydraulic pilot-actuated deluge valve; opens on pressure drop in a sensing line or by manual emergency actuation |
| Basic valve | Dorot Series 100 (UL 2 to 10 in) or Series 300 (UL 2 to 12 in) hydraulic diaphragm valve |
| Pressure rating | 250 psi (Class 150); 375 psi (Class 300) |
| End connections | Flanged ISO PN10/16/25, ANSI B16.42 Class 150/300, AS Tables D and E, JIS; threaded BSP or NPT; grooved |
| Body and cover materials | Ductile iron ASTM A-536; cast steel WCB; stainless steel CF8M/CF8; naval bronze B61; Ni-Al-bronze B148 C-95800 |
| UL listing | VLFT.EX15233 (special system water control valves, deluge) |
UL Listed
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