FK-4 RPZ backflow preventer outlet type BA, figure 367 01 050

Product Features

• to protect drinking water against backflow of fluids up to and including category 4 according DIN EN 1717 / DIN 1988-100
• wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against aggressive water
• inlet male pipe thread
• EPDM-seat gasket
• gunmetal cone
• with stainless steel mesh at inlet
• integrated differential pressure controlled and low-maintenance protection cartridge including CV
• with controllable reduced pressure zone
• test ports for connection of test valves for maintenance
• plastic drain connection according EN 1717
• free from dead spots
• for horizontal installation, drain valve down
• with isolating function for maintenance
• discharge side G 2 according to ISO 228 including alu-C coupling
• maintenance requirements in accordance with DIN EN 806-5 must be complied with

Standards and Approvals

• DVGW approval
• KIWA approval
• BELGAQUA approval
• plastic parts with KTW and W 270 approval
• according to DVGW W 408
• according to UBA valuation basis
• DIN EN 10226/EN 1717

Technical Data

• pressure rating PN 10
• max. operating temperature 60 °C
• short-term peak temperature 65 °C