| 摘要 |
PURPOSE:To improve the working efficiency and quality of mounting a temperature protecting unit by providing the protecting unit connected between the coil of a stator and a power source separately from the coil in a sealed casing. CONSTITUTION:A stator 1 and a rotor 2 are provided in a sealed casing. A stator coil 4 is composed of a main winding and an auxiliary winding. A temperature protecting unit 7 is connected between the coil 4 and a power source, and provided separately from the coil end of the coil 4 in a sealed casing 3. |
