... 1.Electric Motor,ML series 2.Superior life,100% copper wire 3.CE ,ISO9001.CCC YC Series Electric Motor YC ... for use in plants where the explosive mixtures of IIA Class, TI, T2, T3 or T4 are present. ExIIBT4 ... for use in plants where the explosive mixtures of IIB Class, TI, T2, T3 or T4 are present. ExdIICT4 ... for use in plants where the explosive mixtures of IIC Class, TI, T2, T3 or T4 are present. 1. ...