>
>> [Steve Katz] I realize that this works to some extent; however, I
>> have been unsuccessful in quantifying actual results because the AC
>> motors run on reduced voltage have a great reduction in torque and
>> thus cannot spin well against back pressure. When I run a standard
>> 240V 125cm (4.25") "Boxer" type fan on 120V, I can stall it with the
>> tip of my finger very easily, no damage done to finger.
>
>Assuming the motor can take it, motors with start/run windings can be
>damaged when operated at low voltage, ...
Start-winding motors are used in compressors, where the motor needs to be
able to start against static gas pressure. I have never seen a blower or
fan with a start-winding.
- R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
www.vcnet.com/measures.
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