ASCO HV427 Series Gas Shut-Off Valves

Brand: ASCO

The ASCO HV426 Series is a line of low-temperature stainless steel fuel gas shutoff valves for commercial and industrial gas burners in harsh environments.

Its DC peak-and-hold constructions offer low power consumption, and robust construction provides consistent and reliable operation. The valves have resilient soft seating for tight shutoff and require zero minimum pressure differential.
Features
  • Ambient temperature range of -40° F to 125° F (-40° C to 52° C) for a wide range of applications.
  • Explosion-proof Class I Div I enclosure standard.
  • Maximum operating pressure differential up to 50 psi (3.4 bar).
  • Meets Automatic Gas Valves Z21.21, CSA 6.5 C/I Safety Shutoff standard.
  • Complies with ANSI/ISA-12.27.01.2003 single-seal requirements.
  • Meets the metallurgical requirements of NACE MR-0175 (DC only).
  • Offered in 1/4", 3/8", 1/2", 3/4" and 1" pipe sizes.
  • Available in AC and DC voltages.

Specifications

Brand

Body Material

  • Stainless Steel

Flow

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

Function

  • 2-Way - 2/2 Normally Closed

Maximum Differential, Maximum Operating Pressure

  • Vacuum to 150 psig

Media

  • Natural Gas

Operating Environment

  • Indoor, Outdoor, Hazardous

Pipe / Port Size

  • 1/4, 1/2, 3/8, 3/4

Port Type

  • Female NPT

Standards & Regulations

  • CSA

Valve Actuation

  • Solenoid

Voltage

  • 24 AC, 110 AC, 120 AC, 230 AC, 12 DC, 24 DC

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