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asco电磁阀低温阀

2020-02-15 来源:易榕旅网
4Cryogenic and Liquid CO2ValvesBrass Body • 1/8\" to 1 1/2\" NPTDirect Acting • Pilot OperatedNCCRYO/LCOSERIES2/2qwerFeatures

• “LT” suffix valves are built to control cryogenic fluids, including liquid oxygen (-297˚F/-181˚C), liquid argon (-303˚F/-184˚C), and liquid nitrogen (-320˚F/-194˚C).•All suffix “LT” valves are degreased, cleaned, tested free of moisture, and black light tested for hydrocarbons.•Liquid CO2valves are suitable for remote mounting or

for direct mounting to the refrigerated component by usingfour-hole bracket, provided.

ConstructionValve Parts in Contact with Fluids Body: Cryogenic ValvesBrass Body: LCO2 ValvesNickel-Plated Brass SealsPTFE and/or Lead-Free Copper/UR DiscPTFE/UR (8264 only) Core and Plugnut 430F Stainless Steel or 49 FM Alloy Core Spring302 Stainless Steel Shading Coil Copper Seats Stainless Steel (8264 Series)ElectricalWatt Rating and PowerConsumptionSpare Coil Part No.StandardCoil andACGeneral PurposeExplosionproofClass ofDCVAVAInsulationWattsWattsHoldingInrushACDCACDCF11.612.12347238610238710238614238714F18.613.82743238210238310238214238314F-17.13464238610-238614-H40.617.13464238810238910238814238914Standard Voltages: 24, 120, 240, 480 volts AC, 60 Hz. 6, 12, 24, 120, 240 volts DC. Mustbe specified when ordering. Other voltages are available when required.Solenoid Enclosures

Standard: Watertight, Types 1, 2, 3, 3S, 4, and 4X.

Optional:Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9.

(To order, add prefix “EF” to catalog number.)

See Optional Features Section for other available options.

2% )8263LTNominal Fluid Temperature Ranges:

AC Cryogenic Valves: -320˚F to 150˚F (-196˚C to 66˚C)DC Cryogenic Valves: -320˚F to 120˚F (-196˚C to 49˚C)All Liquid CO2Valves: -75˚F to 120˚F (-59˚C to 49˚C)Refer to Engineering Section for details.

Nominal Ambient Temperature Ranges:

AC Construction: 32˚F to 125˚F (0˚C to 52˚C) DC Construction: 32˚F to 104˚F (0˚C to 40˚C)Refer to Engineering Section for details.

Approvals:

CSA certified. Meets applicable CE directives. Refer to Engineering Section for details.

SERIESCRYO/LCO2Specifications(English units)Operating Pressure DifferentialPipe Size (ins.)Orifice Size (ins.)Cv Flow FactorMax.Min.ACDCCatalog Number4Watt Rating/Class of Coil InsulationConstr. Ref. No.ACDC CRYOGENIC SERVICE - NORMALLY CLOSED (Closed when de-energized) 1/8 1/4 1/41/4 3/8 3/8 3/8 1/2 3/411 1/41 1/2 1/8 1/8 7/32 9/32 1/8 7/32 9/32 5/8 3/411 1/81 1/4.35.35.56.70.35.56.703.85.813.51522.50000000005551301301004013010040909020020020075-301875301850501001001008263G240LT8262G22LT8263G205LT8263G209LT8263G232LT8263G206LT8263G210LT8222G2LT8222G3LT8210G78LT8210G80LT8210G82LT21222334456712.1/F12.1/F17.1/F12.1/F12.1/F17.1/F12.1/F17.1/H17.1/H17.1/F17.1/F17.1/F11.6/F—11.6/F11.6/F11.6/F11.6/F11.6/F40.6/H40.6/H40.6/H40.6/H40.6/H LIQUID CO2 SERVICE - NORMALLY CLOSED (Closed when de-energized) 1/8 1/8 3/64 3/32.06.2000100030010003008264G9 ➀8264G10 ➀8813.8/F13.8/F18.6/F18.6/F Notes: ➀ Must use tubing with an I.D. no larger than the outlet port orifice to locate the refrigeration point downstream and to prevent freezing of the CO2 inside the valve.Specifications(Metric units)Pipe Size (ins.)Orifice Size (ins.)Kv Flow Factor(m3/h)Operating Pressure Differential (bar)Max.Min.ACDCCatalog NumberConstr. Ref. No.Watt Rating/Class of Coil InsulationACDC CRYOGENIC SERVICE - NORMALLY CLOSED (Closed when de-energized) 1/8 1/4 1/41/4 3/8 3/8 3/8 1/2 3/411 1/41 1/2 3 3 6 7 367 1619252932.35.35.56.70.35.56.703.85.813.51522.50000000005559973973661414145-21521337778263G240LT8262G22LT8263G205LT8263G209LT8263G232LT8263G206LT8263G210LT8222G2LT8222G3LT8210G78LT8210G80LT8210G82LT21222334456712.1/F12.1/F17.1/F12.1/F12.1/F17.1/F12.1/F17.1/H17.1/H17.1/F17.1/F17.1/F11.6/F—11.6/F11.6/F11.6/F11.6/F11.6/F40.6/H40.6/H40.6/H40.6/H40.6/H LIQUID CO2 SERVICE - NORMALLY CLOSED (Closed when de-energized) 1/8 1/812.05.1700692169218264G9 ➀8264G10 ➀ 8813.8/F13.8/F18.6/F18.6/F Notes: ➀ Must use tubing with an I.D. no larger than the outlet port orifice to locate the refrigeration point downstream and to prevent freezing of the CO2 inside the valve.HOMEPAGEPRINTSERIESCRYO/LCO2Dimensions: inches (mm)Constr.Ref. No.1HKLPW1.954Constr. Ref. 1ins.3.191.80Ø1.252.77 mm8146Ø3270502ins.3.251.701.882.671.95mm83434868503ins.3.251.702.002.671.95mm83435168504ins.4.673.152.754.111.95mm1198070104505ins.5.823.223.754.194.44mm14882951061136ins.5.823.223.664.194.86mm14882931061237ins.6.293.374.384.345.81mm160861111101488ins.2.821.27Ø1.122.131.69mm7232Ø285443 IMPORTANT: Valves may be mounted in any position.Constr. Ref. 2, 3SERIESCRYO/LCO2Dimensions: inches (mm)Constr. Ref. 4

4Constr. Ref. 5, 6, 7

Constr. Ref. 8

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