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Flashback Arrestor The WITT Automatic Flashback Arrestors RF 53 N, 85-10 and 85-30 incorporate - Large surface mesh filter to remove dirt particles from the gas to improve service life of the arrestor
- Spring loaded non-return valve to prevent slow or sudden backfeeding. It is protected from flashbacks by the downstream arrestor
- Spring loaded non-return valve to prevent slow of sudden backfeeding. It is protected from flashbacks by the downstream arrestor element
- Large surface area flame arrestor of sintered Stainless Steel to extinguish any flashback cylindrical shape gives high flow capacity
- Temperature activated valve to cut-off the gas supply before the internal temperature reaches a dangerous level. The sealing element is shrouded from flashbacks and the valve closes in the same direction as the gas flow ensuring that it cannot be re-opened by the gas inlet pressure
WITT Automatic Flashback Arrestors RF 53 N, 85-10 and 85-30 conform to EN 730, ISO 5175 and other national standards. RF 53 N 85-10
| Fuel Gases max. work press (bar)
| Connections
| RF 53 N Part No.
| 85-10 Part No.
| 85-30 Part No.
| Acetylene 1.5 LPG, Hydrogen, Natural Gas 5.0
| G 3/8 LH
| 145.012
| 143.002 | - | G 1/2 LH
| 145.016 | 143.008 | - | G 3/4 LH
| - | - | 147.001 | G 1 LH
| - | - | 147.003 | 9/16 / 18 UNF LH
| 145.017 | 143.009 | - | 5/8 - 18 UNF LH
| 145.018
| 143.111 | - | M 16 x 1,5 LH
| 145.019 | 143.010 | - | 85-30
| Air / Oxygen
RF 53 N 10 bar
85-10 30 bar
85-30 20 bar
| G 1/4 RH
| 145.021 | 143.013 | - | G 3/8 RH
| 145.022 | 143.016 | - | G 1/2 RH
| 145.023
| 143.019 | - | G 3/4 RH
| - | - | 147.005 | G 1 RH
| - | - | 147.006 | 9/16 - 18 UNF RH
| 145.025
| 143.022 | - | 5/8 - 18 UNF RH
| 145.026 | 143.110 | - | M 16 x 1,5 RH
| 145.068 | 143.023 | - |
In the interest of improving quality and design we reserve the right to amend specifications, dimensions, dimensions, etc., without prior notice.
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