23 Year Industrial Explosion-Proof Manufacturer

Explosion-Proof Level BT5 and CT5

Both groups are classified under T5, which specifies that the maximum surface temperature for explosion-proof electrical devices must not exceed 100°C.

Condition CategoryGas ClassificationRepresentative gasesMinimum Ignition Spark Energy
Under The MineIMethane0.280mJ
Factories Outside The MineIIAPropane0.180mJ
IIBEthylene0.060mJ
IICHydrogen0.019mJ

Explosion-proof standards are categorized into three levels: IIA, IIB, and IIC, with IIC ranking above both IIB and IIA.

Ultimately, CT5 holds a superior explosion-proof classification compared to BT5.

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