Fault Impedance in Symmetric Components Formulas

Fault Impedance is defined as the impedance that caused the fault. And is denoted by Z_f. Fault Impedance is usually measured using the Ohm for Electric Resistance. Note that the value of Fault Impedance is always positive.

Symmetric Components formulas that make use of Fault Impedance

fxZero Sequence Voltage for Star Connected LoadGo

fxZero Sequence Current for Star Connected LoadGo

FAQ

What is the Fault Impedance?

Fault Impedance is defined as the impedance that caused the fault. Fault Impedance is usually measured using the Ohm for Electric Resistance. Note that the value of Fault Impedance is always positive.

Can the Fault Impedance be negative?

No, the Fault Impedance, measured in Electric Resistance cannot be negative.

What unit is used to measure Fault Impedance?

Fault Impedance is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Fault Impedance can be measured.

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