Flashback Arrestor RF85-20N-ES

Stainless steel flashback arrestor, certified to DIN EN ISO 5175-1, standard for high flows

highest quality from the world market leader
safety elements: flame arrestor [FA], temperature sensitive cut-off valve [TV], check valve [NV]
every arrestor 100% tested
also ideal for use with corrosive gases
2.44 X 5.04 inches, 56 oz
air max. 12,707 scfh (free flow-off)

Information

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

Benefits:

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 check valve NV prevents slow or sudden reverse gas flow 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
ideal for use with corrosive gases in the chemical industry, process technology or in laboritories
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 check 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
CE-marked in accordance with PED 2014/68/EC

Note: The models RF85-20N and RF85-30N are suitable for fuel gas and oxygen.