美国ASCO缓慢关闭电磁阀供应，阿斯卡缓慢关闭电磁阀特点
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Refer to Engineering Section for details.
Approvals: CSA certified. UL listed, General Purpose Valves. RedHat II meets applicable CE directives. Refer to Engineering Section for details.
Standard: RedHat II - Watertight, Types 1, 2, 3, 3S, 4, and 4X; RedHat - Type I. Optional: RedHat II - Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9; RedHat - Explosionproof and Raintight, Types 3, 7, and 9. (To order, add prefix “EF” to catalog number.) See Optional Features Section for other available options
Specifications (Metric units)
Pipe Size (ins.)
Orifice Size (mm)
2 1/2 44 33 0.3 10 - 82 - 8221G035 14 16.1/F  Valves require a 0.3 bar Minimum Pressure Differential to open. Once open, they remain open with 0.2 bar differential pressure.  Refer to Steam/Hot Water Valve Series for Hot Water constructions.
On 50 hertz service, the watt
Watt Rating/ Class of Coil Insulation

Min. 
Kv Flow Factor (m3/h)
Operating Pressure Differential (bar)
Max. Fluid Temp. ?C Brass Body
Features ? Pilot operated, normally open or normally closed ? Snubber slows disc closing speed to protect system against water hammer damage more effectively than other techniques ? Pressure spike due to water hammer is reduced to a point eliminating the need for suppressors or other controls in most water systems ? Fluid Controls Institute Inc. evaluations have classified these valves: Pipe Sizes FCI-82-1 Class 3/8", 1/2", 3/4" CC 1", 1 1/4", 1 1/2", 2", 2 1/2" BB     Valve Parts in Contact with Fluids Body Brass Disc NBR Seals PTFE & NBR Core Tube 305 Stainless Steel Core and Plugnut 430F Stainless Steel Springs 302 Stainless Steel Piston Stainless Steel or Brass Shading Coil Copper
Solenoid Enclosures
rating for the 6.1/F solenoid is 8.1 watts.
Nominal Ambient Temp. Ranges: RedHat II/ RedHat     AC: 32?F to 125?F (0?C to 52?C) RedHat II  DC: 32?F to 104?F (0?C to 40?C) RedHat     DC: 32?F to 77?F (0?C to 25?C) (104?F/40?C occasionally)
Const. Ref.

Max. AC Max. DC Water  Water  AC DC Catalog Number AC DC
NORMALLY CLOSED (Closed when de-energized) 3/8 14 2.6 0.3 10 9 82 65 8221G001 1 6.1/F 11.6/F 1/2 14 3.0 0.3 10 9 82 65 8221G003 1 6.1/F 11.6/F 3/4 19 4.7 0.3 10 9 82 65 8221G005 2 6.1/F 11.6/F 1 25 9.9 0.3 10 9 82 65 8221G007 5 6.1/F 11.6/F 1 1/4 29 11 0.3 10 9 82 65 8221G009 6