YBX3-series flameproof high-efficiency low-voltage three-phase asynchronous motor is a totally-closed, fan-cooled, squirrel-cage, flameproof-type, high efficiency thee-phase asynchronousmotor which is developed and manufactured by our company. It is characteristic with good performance, safe and reliable operation, lower vibration and noise than other similar products, and it isenvironmentally friendly.
Application
It is an ideal power equipment and applicable in petroleum, chemical, mining, metallurgy, electric power,
machinery and other industries where explosive gas mixtures may exist.
Essential Characteristics
1 Frame number: 63-355
2 Rated power range:0. 12-315KW
3 Number of poles: 2~ 16 poles
4 Rated voltage: 380, 660, 380 / 660, 400, 690, 400 / 690V. (Note: Y-connection for 380V voltage of basic series of 3kW and below,△-connection for 380V voltage of 3kW and above; it can also be manufactured based on special voltage)
5 Rated frequency: 50Hz or 60Hz
6 Insulation class: 155 (F)
7 Efficiency: grade 2. Conform with the energy efficiency grade 2 as specified in GB18613-2012 the Minimum Allowable Values of Energy Efficiency and the Energy Efficiency Grades for Small
and Medium Three phase Asynchronous Motors”
8 Cooling method: IC411
9 Installation method: IMB3 (other installation methods are allowable).
10 Level of protection: IP55
11 Mode of operation: S1
12 Ex mark: Exd IIBT4 Gb, Exd IICT4 Gb