Vlamdover RF53NU

WITT RF Flashback Arrestors for reliable protection against dangerous reverse gas flow and flashbacks in accordance with 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:

• RF Flashback Arrestors are used to protect gas cylinders and pipeline outlet points (hoses and any equipment) against dangerous reverse gas flow and flashbacks
• for torches or burners with high flow
• 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 60 °C / 140 °F
• gases: acetylene, town gas, natural gas, LPG, hydrogen, oxygen, compressed air (more upon request)

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