SHANGHAI ZH ENERGY TECH CORPORATION

YB3 series flameproof three-phase asynchronous motor is in line with the third efficiency standard in the provisions of GB18613-2012 "Minimum allowable values of energy efficiency and energy efficiency grades for small and medium three-phase asynchronous motors"., It is the replacement of YB2 series. According to GB3836.2, the motor are made into a flameproof type. The explosion protection marks are Exd Ⅰ Mb 、 Exd Ⅱ BT4Gb and Exd Ⅱ CT4Gb. It is applicable to the equipment in the non-mining surface of coal mine or the explosive mixture formed by combustible gas or steam and air of class A and class B group T1 ~ T4 in the place, and it is used as the general power equipment. Exd Ⅰ Mb and Exd Ⅱ BT4Gb execution standard is JB/T7565.1-2011 Exd Ⅱ CT4Gb execution standard is JB/T7565.4-2015