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ASCO™ Series HV426 Gas Shutoff Valves
asco-series-hv426-ss
The ASCO Series HV426 low temperature stainless steel gas shutoff valves are designed for the on-off control of fuel gas in commercial and industrial gas burners in harsh environments Its robust design provides consistent and reliable operation.
The valves have resilient soft seating for tight shutoff and require zero minimum pressure differential. Suitable for applications such as tank heaters, line heaters, incinerators and flare stacks.
ASCO™ Series HV426 Gas Shutoff Valves

Specs

Function
2 way - 2/2 Normally Closed
Valve Actuation
Solenoid
Media
Natural Gas
Pipe / Port Size
1/4 "; 1/2 "; 3/8 "; 3/4 "
Body Material
Stainless Steel
Voltage
12 DC; 24 DC
Port Type
NPTF
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
Max Differential / Max Operating Pressure
Vacuum to 150 PSIG
Operating Environment
Indoor; Outdoor; Hazardous
Standards & Regulations
CSA

Features

  • Ambient temperature range of -40° F to 125° F (-40° C to 52° C) for a wide range of applications
  • Explosionproof 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
  • Offered in 1/4", 3/8", 1/2" and 3/4" pipe sizes
  • Available in 12DC and 24DC voltages