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Van chống chảy ngược BA

Thông số kỹ thuật
  • 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
  • with stainless steel mesh at inlet
  • integrated differential pressure controlled and low-maintenance protection cartridge including CV
  • with controllable reduced pressure zone
  • male union thread
  • with three assembled valves
  • drain connection of plastic and gunmetal according to DIN EN 1717
  • inlet and outlet with check cartridge
  • free from dead spots
  • for horizontal installation

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