YBX3 series flameproof three-phase asynchronous motor, is in the original YB3 on the basis of the new motor in accordance with the GB18613-2012 standard design completed in two energy efficiency standards. Is suitable for the mine explosion containing methane gas or coal dust and other (non-mining face) (EXDI) and plant (ExdIIAT4, dIIBT4) contains a class II A, Class B T1-T4 group of flammable gas steam and air to form properties of the mixture. Rated voltage: 380,660,1140,380 / 660,660 / 1140V rated frequency 50HZ power range: 0.12-375kw Insulation class: F Protection class: IP55 Installation B3 YBX3 proof motor B3 mounting chart mounting proof motor B5 B5 YBX3 Installation Chart