The series motors are designed and manufactured under
incorporating the advantages of the counterparts in the world,
and are in full conformity with international standard of IEC.
This motor employ method of changing the pole numbers so as to
carry out speed adjustment. The series motors have
features of small volume, light weight, low noise, well starting
performance, reliable operation, convenient maintenance,
etc. The main technical index have reached the
The series motors
are widely used in various mechanical equipment which needs
stepped speed adjustment, so that they enable the equipment to
have compact structure, lower noise and ability to save energy.
multi-speed motor with special specification can be designed and
manufactured according to the requirements of customers, such as
multi-speed three-phase asynchronous motor for YDT fans and
protection: IP44, IP54, IP55