[GreenKeys] Model 15 Motor Speed

[Jeffrey Angus]

On 1/31/20 4:22 PM, Ken Kinderman wrote:
> The data plate on the sync motor says 1800 RPM... consistent with all the
> documentation I can find. The pinion: 7 tooth.
>
> The data plate on the governed motor says 2100 RPM, also with a 7 tooth
> pinion. Now that's 1.1666 times faster than the 1800 RPM sync motor.
> gears????
No, 2100 RPM is the non-governed speed of the motor.

A nameplate 1800 RPM motor may run at 1752 RPM.
If so, the governed motor should be set to 1752 RPM.

If I remember right, it takes an 87.6 Hz tuning fork.



-- 
"I am a river to my people."
Jeff-1.0
WA6FWI
www.foxsmercantile.com

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