午夜成a人片在线观看,亚洲一区二区三,毛片高清一区二区三区,亚洲欧美综合色区小说,美女视频污版,杨幂醉酒视频在线观看,景甜三级床戏视频

Welcome Hengshui Zunheng Electric Motor Co., Ltd Official website!
Product
Current position:Home>>Product
YB3 Series Explosion-proof three-phase asynchronous motor

YB3系列隔爆型三相異步電動(dòng)機(jī)


YB3 series of three phase flame proof asynchronous motors have features as high efficiency, low noise, low vibration, smooth and reliable operation, nice appearance . They are widely used in petroleum and chemical industry, coal and carbon industry.

This series have flame proof performance in accordance to GB3836.1 Explosive Atmosphere Electrical Apparatus, Part 1, General Requirements and GB3836.2 Explosive Atmosphere Electrical Apparatus, Part 2,  Apparatus with Flameproof Type “d” Enclosure. Mechanical performance are in accordance with JB/T7565.1-2011 Specification of three-phase flameproof asynchronous motor -Part 1 : Series YB3 Flameproof Three-Phase Asynchronous Motor ( frame size 63-355) .

This series of products are designed 380V, 660V,50 HZ, IP55, cooling method IC411, Self Fan cooling, insulation Class F with Class B temperature rise。 The products are applicable to underground coal mine (non-mining face) and the factories containing explosive gas mixtures specified in the above standards for the operation site electric drive.

Customized products are available for various voltages, frequency, installation Methods such as 220V, 440V, 60HZ, etc.  Good technical support will be provided to our  client’s .

yb3.jpg



Copyright:Hengshui Zunheng Electric Motor Co., Ltd