Danfoss EV220B DN65 2 1/2 inch automatic shut-off valve for fire protection systems - PZH, CNBOP certificate
Supplied as separate valve bodies with pilot unit, flange gaskets, mounting screws and nuts. Separate sets of collars.Factors: sweet water and glycol.Medium temperature: -25 - +90°C.Minimum opening pressure difference - 0.25 bar, maximum - 10 bar.Maximum operating pressure = 10 bar.Maximum test pressure = 15 bar.Valve: 2/2-wayConnection: 2 1/2"Socket: DN65Type: NC - voltage free closed (voltage free open NO version also available)Seal material: EPDM (water up to 90°C)Kv: 50 m3/hMinimum differential pressure: 0.25barMaximum differential pressure: 10barThe valve is approved by the National Institute of HygieneCoil included: noMaximum operating pressure: 15 barNumber of roads: 2.0Non-voltage position: NC (normally closed)Opening assistance: noDo you need help? Do you have any questions?Ask a question and we'll respond promptly, publishing the most interesting questions and answers for others. 
