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BA295STN 역류방지밸브(back flow preventer)
Backflow preventers of this type are suitable for the protection of drinking water systems against back pressure, back flow and back syphonage. They are used to protect the temporary water tapping of standpipes on events or construction sites. Fluids up to and including liquid category 4 to EN 1717 are protected.
제품안내 Product Characteristic
Overview
Backflow preventers of this type are suitable for the protection of drinking water systems against back pressure, back flow and back syphonage.They are used to protect the temporary water tapping of standpipes on events or construction sites.Fluids up to and including liquid category 4 to EN 1717 are protected.


Features
• DVGW-approval requested.
• Optimal protection of the drinking water supply system.
• Integral inlet strainer.
• Inlet check valve and discharge valve are combined in one cartridge.
• Minimal maintenance required, because the valve cartridge is completely replaceable.
• Optimized design prevents water stagnation.
• Compact construction.
• Easy access to all internal components.
• Low pressure loss and high flow rate.
• Triple security - two check valves and a discharge valve separate the backflow preventer into three pressure zones.
• Meets KTW recommendations for potable water.
• Each tapping can be protected separately

Product Specifications
Application Retrofit Backflow Preventer for standpipes
Media Water
Port connection type thread
DN size DN20
Max. media temperature 65°C
Static pressure 10bar
Body material dezincification resistant brass
Mounting position Vertical with discharge valve downwards
Approvals DVGW




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주식회사 영 광 건 업 . 대표이사 강 성 도
서울시 구로구 경인로 53길 15 바동 1210호(구로동, 중앙유통단지)
TEL : 02) 2617-9142 , FAX : 02) 2617-9171
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