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Motor turn down ratio
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...- Krix004
- Post #6
- Forum: Electric motors & generators engineering
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Motor turn down ratio
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...- Krix004
- Thread
- Replies: 9
- Forum: Electric motors & generators engineering
