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When requesting a formula verification or reporting calculation deviations, please include your full circuit parameters: operating voltage (V), circuit current (A), power factor (cos φ), active power (W), frequency (Hz), and phase configuration (DC, single-phase AC, or three-phase AC).
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Calculations provided on this platform are intended for educational reference, academic study, and preliminary system sizing. Critical electrical installations must be stamped and approved by a certified professional electrical engineer.