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ASCO™ Series 043 Gas Shutoff Valves
asco-043-series-aluminum
The ASCO Series 043 are 2-way, normally closed gas shutoff valves for on-off control of fuel gas in commercial and industrial gas burners.
The valves feature a unique double-disc design with over travel that provides redundant sealing for leak-tight operation. The Series 043 includes visual position indication and proof of closure.
ASCO™ Series 043 Gas Shutoff Valves

Specs

Valve Actuation
Solenoid
Body Material
Aluminum
Media
Natural Gas
Pipe / Port Size
3/4 "; 1 "; 1 1/4 "; 1 1/2 "; 2 "; 2 1/2 "; 3 "
Port Type
NPTF
Function
2 way - 2/2 Normally Closed
Flow
From 2.0 Cv to 6.0 Cv; From 6.0 Cv to 14.0 Cv; Over 14.0 Cv
Voltage
110 AC; 120 AC; 220 AC; 230 AC
Max Differential / Max Operating Pressure
Vacuum to 150 PSIG
Operating Environment
Indoor, Outdoor
Standards / Regulations
CSA, FM, Type 1, UL, Type 4

Features

  • Opening and closing response times are less than 1 second
  • Visual indication of open and shut position
  • Proof of closure switch rated at 1 amp
  • Zero-differential piloted diaphragm
  • 1/8-inch NPT upstream and downstream pipe taps with plugs for routine testing
  • 5-pound closing spring for high force shut-off

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