explosion-proof circuit breaker

1. it is widely used in flammable and explosive gas environment such as oil exploitation, refining, chemical industry, offshore oil platform, oil tanker, etc. it is also used in flammable dust places such as military industry, port, grain storage and metal processing;

2. applicable to zone 1 and zone 2 of explosive gas environment;

3. applicable to iia, iib, iic explosive gas environment;

4. applicable to areas 21 and 22 of flammable dust environment;

5. applicable to corrosive gases, moisture, and high protection requirements place;

6. applicable to the temperature group is t1 ~ t4;

7. as infrequently turning on and off the circuit, and controlling the electricity the road is protected by overload, short circuit, etc.

model implication



1. the outer casing is made of stainless steel, which has beautiful appearance, corrosion resistance, impact resistance and good thermal stability.

2. flameproof main cavity with high-breaking miniature circuit breaker or molded case circuit breaker. the cabinet is small in size, neat and beautiful, and takes up less space on the installation site; it is light in weight and convenient to install and maintain.

3. there is a special operating mechanism on the cover plate to achieve full-close operation. padlocks can be added according to requirements to avoid misuse.

4. all exposed fasteners are made of stainless steel.

5. cable in and out of the line, according to user requirements can be made up and down, down and down, up and down, down and up and other forms.

6. the inlet and outlet ports are usually made of pipe threads, and the cable clamping and sealing device is arranged. it can also be made into metric thread, npt thread, etc. according to the requirements of the user's site.

7. steel pipes and cable wiring are available.

main technical parameters


order note

1. accord with the model implication's rules to select regularly, and ex-mark should be added behind model implication;

2. if there are some special requirements, it should be pointed as ordering.