COMPRESSOR AND REFRIGERATION EQUIPMENT

WIPO Patent Application WO/2019/134375

A1

A compressor (1) for use with a refrigeration equipment and a refrigeration equipment, the refrigeration equipment comprising a connection assembly and a frequency converter (10) connected to an end of the connection assembly. The compressor (1) comprises a first housing and a permanent magnet motor (20) that is disposed within the first housing and that is connected to the other end of the connection assembly; the critical speed of rotation of the permanent magnet motor (20) is n0, and the preset speed of rotation of the permanent magnet motor (20) is n'; when the speed of rotation a of the permanent magnet motor (20) is within a range of n0-n'≤a