英文S2014_ノンブル無し_高
99/128

PRESSURE ACTUATED WATER REGULATING VALVES Type VWRGENERAL DESCRIPTION•Type VWR: 2-way press. actuated water regulatingvalves,open on pressure increase.•Refrigerant: R410A, R407C, R404A•Type VWR is applicable to the adjustment range which exceeds the applicable adjustment range of type AWR (Refer to next page).•Pressure connection: 1/4" flare nut (Standard)•Body material: Bronze for water and glycol.FLOW CAPACITYFlow Capacity shows respectively refrigeration press. diff. at horizontal axis and flow rate of cooling water at vertical axis considering water press. diff. before and behind a valve with 0.1 MPa. (press. diff. between inlet and outlet of valve)In case of water press. diff. before and behind a valve is excepting for 0.1MPa, value is calculated multipling by coefficient in compensation table.ADJUSTMENTOne full turn of adjusting screw changes pressure setting as shown below.)H()h(L□CInlet1/4" Flare NutD(Hex.Width across ats)100.10.20.30.40.50.60.70.8203040505100(L/min)Flow volumeValve Opening Press.(Gas pressure when valve opening)Please avoid to apply to this range constantly.(MPa)Valve Opening Refrigeration Press.Valve Opening Refrigerant Press. Di. means dierence betweenvalve opening press.(Setting Press.) and actual working press.1203G2006G1504GTYPE NUMBER SELECTION (SPECIFICATIONS)PRESSURE ACTUATED VALVES 2-WAY*Pressure at which valve starts opening.・Adjust type VWR to a set value which is suitable for the refrigerant employed.water pressure difference before and behind a valve: 0.1MPaCOMPENSATION COEFFICIENTSDIMENSIONSUnit: MPa {kgf/cm2}Catalog No.Kind of RefrigerantValveBodyMaterialConnectionPress.RangeMax.WorkingPress.Max.WaterTemp.(°C)Max.WaterPress.FactorySettingWt. (kg)SizeStyleVWR–1203GFluorinated Refrigerants Bronze3/8"Rc1.5 to 2.9 {15.3 to 29.6}4.2{42.8}601 {10.2}2.4{24.5}0.681504G1/2"0.92006G3/4"1.0Catalog No.Change in Press. SettingVWR–1203GApprox. 0.2MPa1504G2006GPress. Drop Across Valve: MPa {kgf/cm2}Coefficient0.2 {2}1.40.1 {1}10.03 {0.3}0.550.05 {0.5}0.70.07 {0.7}0.8Catalog No.Unit: mmDLHh□CVWR–1203G22559172401504G277010083422006G328010487*

元のページ 

10秒後に元のページに移動します

※このページを正しく表示するにはFlashPlayer10.2以上が必要です