Ano ang Explosion-Proof Level ng D II CT4

Klase II, Kategorya C.

Klase At Antas	Temperatura at Grupo ng Pag-aapoy
-	T1	T2	T3	T4	T5	T6
-	T＞450	450≥T＞300	300≥T＞200	200≥T＞135	135≥T＞100	100≥T＞85
ako	Methane
IIA	Ethane, Propane, Acetone, Phenethyl, Ene, Aminobenzene, Toluene, Benzene, Ammonia, Carbon Monoxide, Ethyl Acetate, Acetic Acid	Butane, Ethanol, propylene, Butanol, Acetic Acid, Butyl Ester, Amyl Acetate Acetic Anhydride	Pentane, Hexane, Heptane, Decane, Octane, gasolina, Hydrogen Sulfide, Cyclohexane, gasolina, Kerosene, Diesel, Petrolyo	Eter, Acetaldehyde, Trimethylamine		Ethyl Nitrite
IIB	propylene, Acetylene, cyclopropane, Coke Oven Gas	Epoxy Z-Alkane, Epoxy propane, Butadiene, Ethylene	Dimethyl Ether, Isoprene, Hydrogen Sulfide	Diethylether, Dibutyl Ether
IIC	Tubig Gas, Hydrogen	Acetylene			Carbon Disulfide	Ethyl Nitrate

Ang designation d iic t4 ay nagpapahiwatig ng explosion-proof classification ng Class II, Kategorya C.