Advanced Explosion Proof Plug and Socket for Hazardous Environments in Grain and Food Processing Industry

Applications

1. Gas stations - During the refueling and unloading process, gasoline can easily evaporate, forming flammable vapors. These vapors, when mixed with air and exposed to sparks, can explode.

2. Chemical plant reaction rooms - During the production process, pipes and valves may leak flammable and explosive gases or solvent vapors such as benzene, alcohols, and ethers.

3. Coal mine tunnels - Coal seams continuously emit methane (gas), and mining operations generate large amounts of combustible coal dust, creating a typical explosive environment.

4. Flour mill grinding rooms - Grain processing generates airborne flour dust, which, when reaching a certain concentration, can cause a dust explosion when exposed to an ignition source.

5. Automotive paint spray booths - Paint mist and solvent vapors emitted by thinners (such as thinner) used during spraying are both flammable and explosive.

6. Gas boiler rooms/pressure regulating stations - Natural gas (primarily methane) pipelines and valves may leak, and accumulation can create an explosive atmosphere.

7. Alcohol/Liquor Bottling Plant - Alcohol (ethanol) is highly volatile. In a confined space, its vapor can form an explosive mixture when mixed with air.

8. Aluminum/Magnesium Alloy Grinding and Polishing Plant - Aluminum and magnesium powders generated during processing are flammable metal dusts that can explode violently when exposed to open flames or high temperatures in air.

9. Anaerobic Tanks in Sewage Treatment Plants - The sewage treatment process produces methane (primarily methane) as a byproduct, which can easily accumulate in tanks or pumping stations.

10. Solvent/Paint Warehouses - Flammable liquids (such as toluene) stored in centralized locations continuously evaporate, and vapor concentrations can easily reach explosion limits in the absence of adequate ventilation.

Simply put, if a location is classified as an "explosive atmosphere" and has been clearly divided into explosion-hazardous zones (e.g., Zone 0, Zone 1, Zone 2; Zone 20, Zone 21, Zone 22) according to national standards (such as China's GB3836), then all electrical equipment within that area, including lighting, must use explosion-proof products of the corresponding explosion-proof grade and type.

Key keywords: flammable gases, flammable vapors, combustible dusts, and flammable fibers. Whenever these substances may be present in the work environment, the use of explosion-proof electrical equipment must be prioritized to ensure the safety of life and property.

 

 

Technical Parameters​

 

 

Type	Plug & Receptacle
Ex Rate	Ex d e IIC T6 Gb
Rated Current【A】	16	32	63
Rated Voltage	220/380VAC
Degree of protection	IP66
Entries	M25*1.5 (suitable for Φ8mm-Φ17mm cable)	M40*1.5 (suitable for Φ13mm-Φ27mm cable)	M40*1.5 (suitable for Φ13mm-Φ27mm cable)
The cable for plug	Φ8mm-Φ19mm	Φ12mm-Φ28mm	Φ12mm-Φ28mm