| 摘要 |
An apparatus for emergency mode protection of a group of asynchronous motors comprises a microcontroller, a reception-transmission communication channel, a control data entry unit, a digital indication unit, a power unit, an acoustic alarm, a diagnostic and electric motor protection unit comprising a phase current measurement unit, a stator winding temperature measurement unit, a control unit for open-phase operating conditions, a power unit, a microprocessor information processing unit, a reception-transmission communication channel, an actuating unit, a commutation unit. The diagnostic and electric motor protection unit comprises a unit for control of humidity in the electric motor casing. |
