What is the power consumption difference between MFDC and AC?

What is the power consumption difference between MFDC and AC?

This question was recently addresed in another article:

HOW MUCH ELECTRICITY WILL MFDC SAVE VS AC?

Do read the article because it varies by machine and set up. There are many savings advantages and differences between AC and MFDC besides electricity to consider. A simple accepted estimate of power savings might be 20%.

Eight millisecond DC pulse

 

Reference: RWMA - Resistance Welding Manual 4th Edition

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