ASCO
ASCO™ Series HV434 Gas Shutoff Valves
The ASCO Series HV434 is a family of low-temperature, stainless-steel shutoff valves with proof of closure for on-off or gas pilot control of commercial and industrial gas burners in harsh environments. The valves combine a unique double-disc design with
特点和优点

Requires zero minimum pressure differential for robust operation in locations with low supply pressure

Solenoid operator and proof-of-closure switch have Class I, Div. 1 enclosures for use in hazardous locations

Wide ambient temperature range of -40° F to 125° F (-40° C to 52° C)

Maximum operating pressure differential up to 50 psi (3.4 bar)

Resilient soft seating for tight shutoff

Complies with ANSI/ISA-12.27.01.2003 single-seal requirements

Meets the metallurgical requirements of NACE MR0175-2003 (DC only)

Offered in 1" pipe size

Available in AC and DC voltages


规格参数

Function:2 way - 2/2 Normally Closed

Valve Actuation:Solenoid

Media:Natural Gas

Pipe / Port Size:1"

Body Material:Brass - Nickel Plated

Voltage:110 AC; 120 AC; 230 AC; 220 AC - 50; 60

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


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