WITT Flashback Arrestors for reliable protection against dangerous reverse gas flow and flashbacks in accordance with DIN EN ISO 5175-1. 

• Safety elements: flame arrestor [FA], temperature-sensitive cut-off valve [TV], non-return valve [NV], filter on gas inlet
• Every arrestor 100% tested
• 62 X 131/137 mm, 1400-1500 g
• acetylene max. 45 m³/h
• fuel gases max. 324 m³/h
• oxygen max. 333 m³/h

This model is also available in Stainless Steel

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

Approvals:

• Company certified to ISO 9001 and PED 2014/68/EU module H
• CE-marked according to PED 2014/68/EU
• Cleaned for Oxygen Service according to EIGA IGC Doc 13/12/E: Oxygen Pipeline and Piping Systems