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trader59

01/19/23 4:47 PM

#20993 RE: Controlledoilandgas #20992

But I did because I understand the difference between AC and DC systems.
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Controlledoilandgas

01/19/23 4:48 PM

#20994 RE: Controlledoilandgas #20992

Ie no difference for the purposes of your argument dude…

“So what’s the difference, then?

The resistance in a DC circuit is pure resistance, which is limited to the impedance (measured in ohms) of the conductor(s). Thus, watts are a good measure of “real power,” and if you have three 120 VDC devices calculated to work at 200 watts, 400 watts, and 600 watts respectively, then you can just add them linearly to know how much power the circuit requires, which would be 1200 watts (1.2 KW).

In contrast, AC circuits also have inductive resistance, mostly caused by the build-up and collapse of the current with every 60 Hz excursion of the sinusoidal wave. This means that depending on their respective amperage requirements, three 120 VAC servers rated at 200 VA, 400 VA, and 600 VA respectively will not necessarily add up to 1200 VA (1.2 KVA). In sum, “volt amps” is a warning to proceed with caution.”

https://n1c-eaton.com/what-is-the-difference-between-watts-and-volt-amperes/