ASCO SV311 Solenoid Valves – 2 Way NC NO Gas Shutoff Valve

ASCO SV311 Solenoid Valves

ASCO SV311 Solenoid Valves. T&D are an ASCO Numatics Authorised Distribution Channel.

ASCO SV311 solenoid valves are part of the ASCO Red Hat range of valves.

  • Manufacturer : ASCO
  • Product : Solenoid Valve
  • Type : Direct Acting
  • Series : ASCO SV311
  • Valve Body : Aluminium
  • Valve Voltage : 110 AC;120 AC
  • Flow Control Media : Aggressive liquids, gases, air, inert gas, ammonia, cryogenic, fuel oil, hot water, light oil, liquid propane gas, natural gas, oxygen, steam, vacuum, water
  • Valve Function : 2 way – 2/2 Normally Closed, 2 way – 2/2 Normally Open

NC = Normally Closed Valve

NO = Normally Open Valve

ASCO SV311 Solenoid Valves – Features

  • ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​2-way normally closed operation
  • For gas pilot control of commercial and industrial gas burners
  • Direct lift with resilient soft seating for tight shutoff
  • Valves provided with 1/8″ NPT downstream pipe tap with plug for routine testing
  • Suitable for ambient temperatures up to 175˚F

ASCO SV311 Solenoid Valves – Product specifications

Seals and discNBR
Core tube305 stainless steel
Core and plugnut430F stainless steel
Shading CoilCopper
Pipe plugZinc-plated steel

For complete specification, dimensional drawings and ordering references for ASC0 SV311 valves please refer to the catalogue downloads.

Hazardous Area LOCATIONS Certification

ASCO SV311 valves are ATEX & IECEx certified – available with explosion-proof solenoid enclosure and also UL listed for fire protection systems. CSA certified solenoid valve. T&D distribute the complete range of hazardous area solenoid valves manufactured by ASCO.

Hazardous Area Solenoid Valves

ASCO Hazardous Area Solenoid Valves ATEX • CSA • FM • UL • IECEx • NEPSI • INMETRO • TR CU



ASCO solenoid valves (2-way, 3-way and 4-way type including NAMUR interfaces) control the critical flow of air, gas, water, oil and steam across all industries – hazardousSIL IEC 61508 - Solenoid Valves area solenoid valves are available for Division and Zone classifications.

Class I, Division 2 and Zone 1/Zone 2 approved solenoid valves according to ATEX, IECEx, FM, CSA and UL are available. Flameproof and explosion-proof valves can be specified for potentially explosive atmospheres where there is a presence of flammable liquids, gases or vapours.

ASCO valves improve reliability and performance of safety systems according to IEC 61508, IEC 61511 and Safety Integrity Levels (SIL) – ASCO spool valves with SIL 4 capability are SAEL listed as assessed by Exida and TÜV.

➡ Did you know? T&D Exports support the global oil, gas and petrochemical industries providing a single-source supply capability of Hazardous Area Equipment across Electrical, Mechanical, Process & Instrumentation ranges.

Solenoid Valves ASCO

Data Sheets