YBD3 series flameproof variable-pole multi-speed 3-phase induction motors is new product designed and developed by our company on the basis of YB3 series.

Technical information:

    H112-280, Power:1.3-82kW ，Protection Degree: IP55, Insulation Class: F, Cooling Method: Totally Enclosed Fan Cooled(Code IC411), Ambient Temperature of -15℃~+40℃, Altitude not exceeding 1000m above sea level

Main Feature and standards compliance: 

According to GB3836.1-2010《Explosive atmospheres - Part 1: Equipment-General requirements》 and GB3836.2-2010《Explosive atmospheres – Part 2:Equipment protection by flameproof enclosures “d”》the series is made into explosion-proof type

The power grade and installation dimension of this series motor conform to the International Electrotechnical Commission (IEC) standard, and the corresponding relationship is the same as that of German DIN42673 standard, which is conducive to the matching of export and import equipment.

Application range and operating environment:

YBD3 series flameproof variable-pole multi-speed 3-phase asynchronous motor, explosion-proof mark: Ex d IIB T4 Gb. This series motor is applicable to the environment where explosive gas mixture exists in plant class II A and II B with temperature groups of T1, T2, T3 and T4