Gas pressure regulator with incorporated filterEN1C-0003NL05 R12052HUPF SeriesSPECIFICATIONProduct rangeModel HUPF (pipe sizes 1/2“ up to DN 100) with filter.DimensionsSee dimensional drawing and table on page 4.Pipe size1/2“ up to 2“ inlet and outlet internal pipe thread accordingISO 7-1.DN40, DN50, DN65, DN80 and DN100 inlet and outletflange connections according to ISO 7005 EN 1092-4ConnectionsInlet pressure tap connections.CapacitySee Capacity curves HUPF Series on page 6.Maximum working pressure500 mbarNOTE: minimum inlet pressure range:desired outlet pressure +2.5 mbar up to 500 mbar.Outlet pressure range5 to 300 mbarThe appropriate outlet pressure range is obtained by theuse of different springs.NOTE: The regulators are supplied standard with a whitespring - see „Spring setting range“ belowClosing pressureConform EN 88-1 specification (i.e. zero shut-off)Torsion and bending stressPipe connections meet group 2, according to EN 88-1requirements.Set point accuracyAccording to EN88-1, class A group 2.Adjustment spring rangeMax. allowed pressureUp to 1 bar without body damagesAmbient temperature range-15 °C....+60 °CMaterial of pressure receiving partsElastomer EN549Sealing elementsHydrocarbon resistant NBR rubber type NBR 70Safety diaphragmAn external breather/outlet pipe is not necessary as theincorporated safety diaphragm ensures that, in the eventofbreakage of the operating diaphragm. No gas leakage intothe environment of over 30dm3/h is possible. The above incompliance with para. 3.3.2. of UNI EN 88 specification.Body materialAluminium alloy die cast EN AB 46100, EN AB43100Internal partsAISI 304/DelrinFilterHUPF Series only.Filter element Synthetic fiber DVGW G260/1Filtering grade= 50μStandard and ApprovalsThe HUPF Series gas pressure regulator withand without incorporated filter conform to the followingEC-directives:• Gas Appliance Directive (90/396/EEC)PIN: 0063AR4719