1. the outer casing is welded by stainless steel plate, which has strong impact resistance and good explosion-proof performance. the product is printed with permanent “ex” explosion-proof mark;
2. the intrinsically safe junction box can be used in the explosive gas environment zone 0 and the flammable dust environment zone 20, as the electrical connection in the communication and control lines with the current not more than 1a and the voltage not more than 30vdc;
3. the surface is treated by a polishing process with a smooth surface and strong anti-corrosion ability;
4. built-in terminal block. the number of terminals can be configured according to user requirements;
5. all cable glands (explosion-proof cable entry devices), plugs, reducers and corresponding lock nuts are configured with brass nickel or stainless steel;
6. the number of granville and explosion-proof plugs can be configured according to the number of incoming and outgoing cables required by the user, and a certain spare grand hole can be reserved under the premise of space permit according to the specific conditions. the hole can be sealed with an explosion-proof metal plug. ;
7. all exposed fasteners are made of stainless steel;
8. the cable incoming direction can be made into various forms such as up, down, left, and right according to user requirements;
9. the inlet can be made into metric thread, npt thread or pipe thread according to the requirements of the user's site;
10. steel pipes and cable wiring can be used;
11. the junction box is installed in a hanging mode.
