Thank you for replies. I am not a specialist and did not fully understand what was meant by speed at "minimum torque". The purpose for this motor was to regulate the speed of positive displacement pump which requires constant torque as speed varies.
Waross, 210 RPM is based on 60 Hz. Per...
Hello,
I was looking for a motor with speed turn down ratio of 5:1. Supplier quoted a motor with the following info on the spec:
Rated speed = 1450 RPM
Speed at minimum torque = 210 RPM
Is this value of 210 RPM the indication of minimal allowable speed? (seems lower than 1450/5=290) I cannot...