4 Ways Explosion Proof Flameproof Aluminum Alloy Wiring Junction Box
Explosion Proof Junction Box Applicable
1. Suitable for zone 1 and zone 2 of explosive gas environment;
2. Applicable to explosive gas environment of ⅡA, ⅡB, and ⅡC;
3. Use in areas Zone 20, 21, and 22 in a combustible dust environment.
Explosion Proof Junction Box Feature
1. The shell is made of aluminum alloy die-casting, and the surface is high-voltage electrostatic spray;
2. There are many ways and specifications for the inlet and outlet ports;
3. The thread of the inlet and outlet can be specially made, and can be made into metric thread, NPT thread and other forms;
4. Steel pipe or cable wiring.
Thread interface size comparison table | ||||
Inch | Steel pipe DN specification | Corresponding steel pipe (national standard) outer diameter | Corresponding internal thread size | Corresponding external thread size outer diameter (MM) |
G1/2 | DN15 | Ф21.3 | Ф19.4 | Ф20.4 |
G3/4 | DN20 | Ф26.9 | Ф24.8 | Ф26.1 |
G1 | DN25 | Ф33.7 | Ф30.8 | Ф32.5 |
G1-1/4 | DN32 | Ф42 | Ф39.5 | Ф41.3 |
G1-1/2 | DN40 | Ф48.3 | Ф44.9 | Ф47.7 |
G2 | DN50 | Ф60 | Ф56.8 | Ф59 |
G2-1/2 | DN70 | Ф76.1 | Ф72.4 | Ф76 |
G3 | DN80 | Ф88.9 | Ф85.1 | Ф88 |
G4 | DN100 | Ф114.3 | Ф110 | Ф114 |