News

There is no hierarchy in explosion-proof ratings for dust and gas, as they are governed by different national standards. Dust explosion-proof certification follows the standard GB12476, while gas explosion-proof certification adheres to GB3836. The differing standards mean the tests conducted during the certification process vary. Therefore, these two types of…

It's essential to understand that gas and dust explosion-proof equipment adhere to different execution standards. Gas explosion-proof devices are certified according to the national electrical explosion-proof standard GB3836, while dust explosion-proof equipment follows the standard GB12476. Gas explosion-proof equipment is suitable for environments with flammable and explosive gases, such as…

Dust explosion-proof electric hoists are classified into three explosion-proof grades: IIA, IIB, and IIC. They are suitable for environments where combustible gases or vapors mix with air, categorized into temperature groups T1 to T4. [table id=165 /] These electric hoists are further divided into Class B and Class C types,…

Gas explosion-proof motors are not suitable for environments requiring dust explosion-proof motors. This is due to the different national electrical explosion-proof standards they adhere to: gas explosion-proof motors comply with GB3836, while dust explosion-proof motors follow GB12476. Motors that meet both these standards and pass tests for each can be…

The "n" type explosion-proof electrical equipment is designed for use in Zone 2 of gas-explosive environments. [table id=212 /] This type of equipment comes in a variety of models and has a wide range of applications. Its diverse nature allows for extensive utilization in environments where explosive gases are present,…