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SBIG External Power Help
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28-02-2008, 09:14 PM
Karls48
(Karl)
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Join Date: Jan 2006
Location: Sydney
Posts: 753
This is true only for resistive load. If there is any inductance or capacitance in the circuit then it has to be calculated as I x U x cos phase angle. VA rating alone does not give you information how much power it can supply or for how long.
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