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2 December, 19:08

Which power supply is much smaller and lighter, uses

less energy and operates more efficiently, and quickly

changes outputs for processes like pulsed arc welding?

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Answers (1)
  1. 2 December, 22:55
    0
    Answer: There's no long-distance energy transfer. This looks almost like a plain old transformer (yet with an air core) and I've never heard of a 7 kilowatt transformer wasting as much as 14 percent energy in conversion - dissipating about one kilowatt of power would just melt the transformer. How realistic is the "86% efficiency" claim?
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