ATEX Safe Explosion Proof Plug and Socket for Sewage Treatment Plants and Automotive Spray Paint Shops

Applications

1. Grain and Agricultural Product Processing and Storage
Sites: Grain silos, grain elevators, flour mills, sugar mills, cocoa processing plants, coffee processing plants, and feed mills.

Risks: Large amounts of combustible dust, such as flour, starch, powdered sugar, and milk powder, are generated during processing, transportation, and storage. When these fine dusts reach a certain concentration in the air and encounter an ignition source, they can cause a violent dust explosion.

2. Metal Processing and Manufacturing
Sites: Polishing, grinding, and processing workshops for metals such as aluminum, magnesium, titanium, and zirconium; and 3D printing (metal powder) workshops.

Risks: Some metals are highly flammable in powder form, especially aluminum and magnesium powders. Once they form clouds in the air, they can easily ignite and cause a violent explosion.

3. Textile and Wood Processing
Sites: Textile mills (especially those processing fibers such as cotton and linen), man-made fiber mills, wood processing plants, sawmills, and furniture manufacturing workshops.

Risks: Natural fiber dust, man-made fiber dust, and wood dust are all combustible. Accumulating to a certain concentration in a confined space can cause explosions when exposed to a fire source.

4. Municipal and Public Utilities

Sites:

Wastewater treatment plants/biogas plants: The treatment process produces flammable and explosive gases such as methane (biogas) and hydrogen sulfide.

Gas pressure regulating stations/boiler rooms: There is a risk of leakage of fuels such as natural gas and liquefied petroleum gas.

City gas pipeline wells and underground utility corridors: Leaked gas may accumulate.

Landfills/incineration plants: The decomposition of waste produces methane.

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.

The Importance of Using Explosion-Proof Products
1. Complying with International Regulations and Avoiding Legal Risks
Strict Global Regulation:
EU: The ATEX Directive (2014/34/EU) mandates the use of explosion-proof equipment in high-risk areas. USA: NEC (National Electrical Code) 500-506 Zone Divisions, OSHA regulated.
China: GB 3836-2010 Explosion-Proof Standards, Coal Mine Safety Regulations (AQ Standards).
Violation Penalties: Companies that fail to use compliant explosion-proof products may face heavy fines, production suspensions, and even criminal prosecution.
2. Improve Production Efficiency and Reduce Maintenance Costs
Explosion-proof LED Luminaires: Save 60% more energy than traditional explosion-proof metal halide lamps, with a lifespan of up to 50,000 hours, reducing replacement frequency.
Intelligent Explosion-Proof Systems: Integrated sensors and remote monitoring improve safety management efficiency.
Reduced Maintenance Downtime: Explosion-proof products are corrosion-resistant and vibration-resistant, suitable for harsh environments and reducing failure rates.
3. Adapt to Extreme Environments, Ensure Reliable Operation
Explosion-proof products are designed for harsh operating conditions and feature:
High/Low Temperature Resistance (-60°C to +80°C, suitable for Arctic oil fields or desert refineries).
Waterproof and Dustproof (IP66/IP68, suitable for offshore platforms or wet mines). Corrosion-resistant (316 stainless steel or special coating to resist chemical corrosive gases).

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

CROWN EXTRA LIGHTING CO., Ltd. is a comprehensive enterprise integrating R&D, production, sales and service in explosion proof product field..

we are  committed to become a green, environmental protection, energy saving, leading industrial lighting solutions provider, for petroleum, petrochemical, electric power, gold, railroad, aerospace, military, public security, fire, ship, road, pharmaceuticals, etc. to provide high-quality explosion-proof products and professional technical service solutions.

The company specializes in the production of LED explosion-proof lamps, explosion-proof fire emergency lights explosion-proof electrical appliances, explosion-proof accessories and low-voltage electrical components, molds, power distribution switch control equipment and other products. Our products are strictly designed and manufactured according to the national standards of GB3836.1/GB3836.2-2010 of the People's Republic of China; the products are inspected and qualified by the regular national inspection authorities and have obtained relevant explosion-proof, fire-proof CCC certificate test reports as well as EU CE, ATEX, TUV, ISO9010, CCC, ROHS and other management system certifications.