| 摘要 |
<p>A traction system for lifts, escalators, moving walkways and aerogenerators, provided with an asynchronous motor with squirrel cage rotor with low start-up current and high performance, and an asynchronous motor to work in said traction system, the power and operating speed of which are scaleable, varying input frequency and voltage so as to obtain between 2 and 2000 kW of power in different motor designs depending on their physical size and connection and the speed being proportional to the programmed frequency.</p> |
