Applicable range of explosion-proof isolation sealed box 

 An explosive gas atmospheres dangerous places: Zone 1, Zone 2; 

 (2) Flammable gas, steam class: Ⅱ A, II B, II C,; 

 3 temperature groups: T1 ~ T6; 

 4 indoor, outdoor. 

 For the dangerous sites with explosive air mixture: 

 1 division, 2 division; 

 Flammable gas of steam class: Ⅱ A, Ⅱ B, Ⅱ C; 

 3. Temperatures classification: T1 ~ T6; 

 4 Indoor Use Only, and outdoor. 

 Explosion-proof isolation characteristics of the sealed boxes 

 (1) applies to the steel tube wiring pipeline isolation sealed; 

 Aluminum alloy shell with plastic sprayed surface. 

 1. Apply to steelpipe wiring and flame-proof spacing seal; 

 2. Diecasted Al-alloy shell with plastic-sprayed surface. 

 Pipe thread 

 G1/2-----G3/4-----G1-----G1-----G1-----G2-----G2-----G3 

 Nominal pipe diameter (mm) 

 15 ----- 20 ----- 25 ----- 32 ----- 40 ----- 50 ----- 70 ----- 80 

 Applicable range of explosion-proof isolation sealed box 

 An explosive gas atmospheres dangerous places: Zone 1, Zone 2; 

 (2) Flammable gas, steam class: Ⅱ A, II B, II C,; 

 3 temperature groups: T1 ~ T6; 

 4 indoor, outdoor. 

 1 For the dangerous sites with explosive air mixture: 

 1 division, 2 division; 

 Flammable gas of steam class: Ⅱ A, Ⅱ B, Ⅱ C; 

 3. Temperatures classification: T1 ~ T6; 

 4 Indoor Use Only, and outdoor. 

 Explosion-proof isolation characteristics of the sealed boxes 

 (1) applies to the steel pipe wiring pipeline isolation sealed; 

 2 aluminum alloy shell with plastic sprayed surface. 

 1. Apply to steelpipe wiring and flame-proof spacing seal; 

 2. Diecasted Al-alloy shell with plastic-sprayed surface. 

 Pipe thread 

 G1/2-----G3/4-----G1-----G1-----G1-----G2-----G2-----G3 

 Nominal pipe diameter (mm) 

 15 ----- 20 ----- 25 ----- 32 ----- 40 ----- 50 ----- 70 ----- 80