Model 933-A

Model 933A

Flame Arrester Model 933A

Pipe Protection

Protection System Tube protection against deflagrationbr
Tube protection against detonation
Approval EC type examination certificate based upon Directive 94/9/EC, according to ATEX 95 and ISO 16852
Protection Gas/air or steam/air mixtures of the explosion groups:
– I (methane) NSW ≥ 1.14 mm
– IIA (D) NSW ≥ 0.90 mm
– IIB3 (C) NSW ≥ 0.65 mm
– IIC (B) NSW ≥ 0.50 mm
Pipe Sizes DN25, DN32, DN40, DN50, DN65, DN80
1", 11⁄4", 11⁄2", 2", 21⁄2", 3"
Connection Standards DIN 2501 PN10
ANSI B16.5 – 150 RF
Materials Strip protection: Stainless Steel, Special Alloys
Rust cage: Stainless Steel, Special Alloys
Body: Carbon Steel, Stainless Steel, Special Alloys
Coating Optional
Temperature Sensor Resistance thermometer with ignition protection type
Inherently safe (E Ex i)
Pressureresistant enclosure (E Ex d)