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Flashback Arrestor 85-30

Flashback Arrestor 85-30 for fuel gases

Data sheet Quotation request

Flashback arrestor, certified to DIN EN ISO 5175-1, standard for maximum flows

  • highest quality from the world market leader
  • safety elements: flame arrestor [FA], temperature-sensitive cut-off valve [TV], non-return valve [NV], filter on gas inlet
  • every arrestor 100% tested
  • BAM certified
  • 84 X 162/188 mm, 4.580 g
  • acetylene max. 70 m³/h (free flow-off)
  • fuel gases max. 675 m³/h (free flow-off)
  • oxygen max. 860 m³/h (free flow-off)

This model is also available in Stainless Steel

Information

WITT Flashback Arrestors for reliable protection against dangerous reverse gas flow and
flashbacks according to DIN EN ISO 5175-1. Every Arrestor 100% tested.

The best Flashback Arrestors in the world

  • a large surface area flame arrestor FA of stainless steel construction extinguishes any dangerous flashback entering the device in any direction
  • a temperature-sensitive cut-off valve TV extinguishes sustained flashbacks long before the internal temperature of the arrestors reaches a dangerous level
  • a spring-loaded non-return valve NV prevents slow or sudden reverse gas flow from forming explosive mixtures in the gas supply
  • a filter at the gas inlet protects the arrestor against dirt contamination, extending the service life

Operation / Usage:

  • Flashback Arrestors are used to protect gas cylinders and pipeline outlet points (hoses and any equipment) against dangerous reverse gas flow and flashbacks
  • for pipeline outlets and single cylinders with high users for example supply units for gas cutting machines
  • WITT Flashback Arrestors may be mounted in any position /orientation
  • only one piece of equipment may be connected to a single Flashback Arrestor
  • the maximum ambient / working temperature is 70 °C / 158 °F

Maintenance:

  • annual testing of the non-return valve, body leak tightness and flow capacity is recommended
  • WITT is happy to supply special test equipment
  • Flashback Arrestors are only to be serviced by the manufacturer; the dirt filter may be replaced by competent staff

Approvals
Company certified to ISO 9001 and PED 97/23/EC Module H
CE-marked in accordance with PED 97/23/EC

 

147-081

147-072

147-069

147-001

147-003

147-065

147-068

Downloads

Here you find all downloads for the product.

Accessories

Fittings

For hose or pipe connection PN 10

Test Rig 722

For the annual testing of WITT flashback arrestors and non-return valves

Applications

Flashback Arrestor 85-30 is used in following areas:

Products

WITT Zentrale

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Headquarters: +49 (0)2302-8901-0
WITT UK: +44 (0)1925 234466

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