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Resideo DH300 pressure-maintaining valvewith auxiliary control, medium-controlled. For pressure control on the inlet side. Compact device, particularly suitable for tight installation conditions, e.g. in shafts. No need to lay a pulse line. Housing, cover and diaphragm disc made of spheroidal graphite cast iron (ISO 1083). Valve seat, compression spring and control rod made of stainless steel. Diaphragm (fabric-reinforced) made of NBR. Seals made of EPDM. Red brass regulating cone. Control lines made of high-quality plastic. Housing, cover and diaphragm disc powder-coated inside and outside. Brass pilot valve. Integrated bleed valve.Medium: drinking waterResponse pressure: 3 - 15 barHousing material: nodular cast ironConnections: FlangePressure rating Article: PN 16Max. Medium temperature: 80 °CDesign: Pressure maintenance valveNominal size: DN 80Note: Identical to former Honeywell articleMake: ResideoType: Braukmann
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