Hopefully? Another 48vdc-240vac Toriod Inverter build.


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KeepIS

Guru

Joined: 13/10/2014
Location: Australia
Posts: 1845
Posted: 02:02am 30 May 2023      

DE - Induction motor startup with 2 x 21uH Chokes:

The 100Hz DC current no longer varying between half cycle pulses for each complete 50Hz cycle.

There is no longer any ringing in random cycles of the 230vAC waveform.



Closer look at startup: Reaching 312A peak input at the 4th cycle, and on it's way to 380A which will hold for 2.5 seconds before falling off.


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