冷凝压力调节阀 英文说明书VIP免费

CondensingpressurecontrolvalvePRVseriesshanghaikaobomachineryelectricalequipmentco.,ltdhttp://www.sh-kb.comsamantha@sh-kb.comProductdescriptionPRVseriescondensingpressurecontrolvalvesarenormallyinstalledonthecoolantpipeofacondenser(usuallyontheentrance).BecausethePVRseriescanadjusttheflowrateofthecoolantbysensingtherefrigerationrecyclingpressureaccordingtochangesincondenserpressure,theresultisasignificantimprovementincoolantuseefficiency.Inthismanner,PRVseriesvalesareabletoprovideondemandcooling.Whencondenserpressureisraisedinthecompressor,thevalveswillbeopenedautomaticallysothatthereismorecoolantmovedintothecondensertoquickentherefrigerationcoolingprocess.Alternately,coolantlevelswillbecomelowerwiththepressurefallingandvalvesbeingclosedautomatically,thereforethecondensingpressureiskeptwithinanormaloperatingrange.PRVseriesvalvesadjustingmethod:Theadjustinglevercanberotatedwhenregulating,thecontrollingpressureraisesbyrotatingclockwise,alternatelybyrotatingcounterclockwisethepressuredrops.TypeparameterKvvalueindicatestheflowratewhenthemediumpressurethroughvalveis1bar,unit=m3/h，densityρ=1000kg/m3TypeCondenserLiquidOpeningpressure（MPa）Kvm3/hRefrigerantAdjustingrange(MPa)Max.workingpressure(MPa)Max.testpressure(MPa)MediumMax.workingpressure(MPa)Max.(℃)LowpressurePRV-010GR134aR22R407CR404A/5070.5-1.84.25．2Water1600.750.8PRV-015G2.5PRV-020G3.2PRV-025G5.0PRV-032G7.1PRV-040G9PRV-050G11.8PRV-065G13.5…………HighpressurePRV-010GR410A0.7-2.54.86.02.40.8PRV-015G2.5PRV-020G3.2PRV-025G5.0PRV-032G1.5-2.97.1PRV-040G9PRV-050G11.8PRV-065G13.52…………CondensingpressurecontrolvalvePRVseriesshanghaikaobomachineryelectricalequipmentco.,ltdhttp://www.sh-kb.comsamantha@sh-kb.comDimensionInstallation1、Thecapillarytubecanbeconnectedtothetopofthecondenserwheninstalling,theentryporttothecorrespondingcoolingpipe,exitporttothecoolantentryportofthecondenser.2、Thepressureissetto7.5barbyfactory,userscanadjustitproperly.Youcanrotatetheadjustingleverwhenregulating,thecontrollingpressureraisesbyrotatingclockwise,alternatelybyrotatingcounterclockwisethepressuredrops.OveralldimensionTypeCondenserportLiquidportDimension(mm)Length(L)Height(H)PRV-010Ｇ6mm(1/4in)bellmouth3/8100170PRV-015G6mm(1/4in)bellmouthG1/284204PRV-020G6mm(1/4in)bellmouthG3/484204PRV-025G6mm(1/4in)bellmouthG1100220PRV-032G6mm(1/4in)bellmouthG1-1/4110230PRV-040G6mm(1/4in)bellmouthG1-1/2110230PRV-050G6mm(1/4in)bellmouthG2120250PRV-065G6mm(1/4in)bellmouthG2-1/2125265PRV-080G6mm(1/4in)bellmouthG3130270CondensingpressurecontrolvalvePRVseriesshanghaikaobomachineryelectricalequipmentco.,ltdhttp://www.sh-kb.comsamantha@sh-kb.comAdditionalpartsPicture1Picture2TypeT001T013ZDetailsZTGCoppertubeT001Picture1:Oneendis7/16″,oneendispinvalveT002Picture2:Bothendsare7/16″TCoppertube￠01Onemeter02Twometers05Fivemeters3￠35￠56￠6ZPinvalveconnectingCBellmouthconnectingSize(inch)Pipediameter(mm)1/4〞63/8〞101/2〞135/8〞163/4〞197/8〞221〞25…………