Class II explosion-proof certification refers to the explosion-proof certification of equipment used in various non mining flammable and explosive gas environments.
Flammable and explosive gases are classified into IIA, IIB, and IIC based on their maximum test safety gap (MESG) or minimum ignition current ratio (MICR)
Class IIA represents propane, Class IIB represents ethylene, and Class IIC represents hydrogen and acetylene.
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