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Summarization:
YD series multispeed motor is the production derived from Y series motor. The series had the characteristic of changing power and rotation speed freely responding to various overload, thus reaching reasonable matching, this is important to pedigesting speed-changing system and saving energy.
YD series motor is widely used to various all-purpose combined special machine tool such as mine、metallurgy、spin and various driving framework needing changing speed.

Working condition:
The motor can work on the rated power continuously under the following condition:the altitude is no more than 1000m and the environmental air temperature is no more than +40℃.
Rated Volt：380V
Rated Frequency：50Hz
Working System：S1
Insulation Grade：B
Protection Grade：IP44
Cooling Type：IC 411