ASCO 291 Series Compressed Natural Gas Valve

Brand: ASCO

The ASCO 291 Series line of high-pressure solenoid valves is designed specifically for compressed natural gas dispensing equipment. The rugged stainless steel piston type valve is built to withstand pressure ratings of over 5,000 psi. The 291 Series high-flow design allows fast CNG dispensing and reduced vehicle fill times.
Features
  • Standard explosion-proof and watertight coil permits use in Class I, Division 1 hazardous locations
  • Wide ambient temperature range of -40° F to 158° F (-40° C to 70° C) is suitable for extreme conditions
  • PEEK piston provides tight sealing and durable operation
  • Available in 3/8, 1/2 and 1 -inch pipe sizes and ISO, NPT or SAE threaded ports
  • High flow design with Cv up to 8.8 (Kv 7.6) for rapid vehicle filling
  • Mountable in any position for convenient installation
  • Optional three- and six-station manifolds save space, reduce leakage paths, and cut maintenance

Specifications

Brand

Body Material

  • Stainless Steel

Flow

  • From 1.0 Cv to 2.0 Cv, from 2.0 Cv to 6.0 Cv, from 6.0 Cv to 14.0 Cv

Function

  • 2-Way - 2/2 Normally Closed

Maximum Differential, Maximum Operating Pressure

  • More Than 34.5 bar, more than 500 psig

Media

  • Natural Gas

Operating Environment

  • Hazardous, Indoor, Outdoor

Pipe / Port Size

  • 1/2, 3/8, 1

Port Type

  • ISO 228 / 1-G BSPP, Female NPT, SAE

Standards & Regulations

  • Class I, Div. 1, CSA, UL

Valve Actuation

  • Solenoid - Air Pilot

Voltage

  • 24 AC, 110 AC, 115 AC, 120 AC, 220 AC, 230 AC, 6 DC, 12 DC, 24 DC, 48 DC, 120 DC, 240 DC - 50 / 60
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