Motor: External rotorsingle-phase asynchronous motor received ce, CCC, UL certification.
电机：采用外转子单相异步电动机，通过CE认证、CCC认证、UL认证。
2
Each synchro consists of a wound, single-phaserotor, mounted on ball bearings, in a housing that contains a three-phase, wye connected stator.
每个同步机包括一个单相绕线转子，安装在球形轴承上，和一个三相叉形连接定子包括在同一个外壳内。
3
On the basis of block building and layer building in rotor slots of singlephase induction motors, the paper deduces numerical formulas for calculating layer currents under skin effect.