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Electrical Tools

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Calculate AC real power for single-phase or three-phase loads.

Calculate RC time constant.

Calculate LC resonant frequency.

Calculate inductive reactance from frequency and inductance.

Calculate capacitive reactance from frequency and capacitance.

Calculate total resistance for up to three resistors in series.

Calculate equivalent resistance for two resistors in parallel.

Calculate divider output voltage from input voltage and two resistors.

Calculate series resistor value and resistor power for an LED.

Estimate fault current using system voltage and fault-loop impedance.