[GreenKeys] Powering Series (Governed) Motors (LMU6) - 87.6 VPS

Harold Hallikainen harold at w6iwi.org
Wed Jan 10 12:24:59 EST 2024


The governed motor in my model 14 typing reperf appears quite stable.
There was a question regarding the load on the motor when a printer is
running open versus idle. The load on my model 15 is higher when the
printer is idle. All the power is going into those felt friction clutches
that are slipping. When running open, they are not absorbing the power.
Here are some measurements on my model 15:


Measurement	Idle	Running
Current	        2.5 A	2.48 A
Power	        79 W	70.5 W
Apparent Power	297 VA	293 VA
Power Factor	26 %	24 %

Harold
https://w6iwi.org




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