KITO Vacuum Relief Valves with Flame Arrester Elements

CMC offers a comprehensive selection of valves for safe vacuum relief with flame arrester elements in an ever increasing range of critical applications.

Kito D111 2
Kito D8 3
Kito D11 2
Kito D124 2

Deflagration proof vacuum relief valve

KITO® VS/cont. …

  • Designed as an explosion-proof end of line vacuum relief valve, ideal for storage tanks, vessels, and pipes.
  • Prevents the creation of dangerously low-pressure conditions inside containers.
  • Certified for use with flammable liquids within explosion group IIB3, ensuring safety in hazardous environments.
  • Requires a maximum experimental safe gap (MESG) of ≥ 0.65 mm for operational integrity.
  • Operating temperatures for the valve should not surpass 60°C to maintain safety standards.
  • Applicable for use with portable tanks, enhancing versatility in transporting flammable liquids.
Kito D8 3

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KITO® VS/KS-…-IIB3

KITO® VS/KS-…-IIB3
  • Features an explosion-proof safety valve designed for inbreathing openings on storage tanks, vessels, and pipes.
  • Aims to prevent excessive vacuum within storage containers, ensuring operational safety.
  • Certified for handling flammable liquids categorized under explosion group IIB3, indicating suitability for hazardous materials.
  • Complies with safety standards requiring a maximum experimental safe gap (MESG) of ≥ 0.65 mm to prevent accidents.
  • Structured to maintain safe pressure levels, safeguarding against undue internal vacuum conditions.

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KITO® VS/KS-1-…-IIB3

  • Engineered as an explosion-proof safety valve for inbreathing mechanisms in storage systems.
  • Tailored to safeguard tanks, vessels, and piping against excessive vacuum formation.
  • Specifically certified for use with flammable substances classified in explosion group IIB3.
  • Adheres to stringent safety regulations requiring a MESG of at least 0.65 mm.
  • Provides critical protection to maintain structural integrity and operational safety of storage facilities.
Kito D111 2

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Vacuum relief valve

KITO® VS/o  cont

Kito D9 1
  • Serves as an end-of-line device designed specifically for tank venting and vacuum prevention.
  • Typically mounted atop tanks, potentially alongside a pressure relief valve via a shared connector.
  • The valve lacks explosion-proof certification, restricting its use to non-flammable substances.

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KITO® VS/o

  • Designed as end-of-line armatures ideal for venting openings in tank systems.
  • Aids in tank ventilation and protects against unacceptable vacuum build-up.
  • Commonly positioned atop tanks, possibly paired with a pressure relief valve on the same piping.
  • Not equipped with explosion-proof capabilities, limiting its application to non-flammable materials.
Kito D12 3

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KITO® VS/o-1

Kito D121 2
  • Functions as end-of-line fittings designed for tank ventilation and vacuum prevention.
  • Ideally installed at a tank’s top, potentially with a pressure relief valve on a common connecting pipe.
  • Lacks explosion-proof specification, rendering it unsuitable for volatile substances.

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KITO® VS/oP

  • Serves as an end-of-line fixture for storage tanks and silos containing powder products and granulates.
  • Provides essential ventilation to avert hazardous vacuum conditions.
  • Designed with all moving components located externally to the storage area.
Kito D124 2

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