Harmonic Distortion (THD)

Total harmonic distortion of current from the fundamental and individual harmonic components.

Inputs

Fundamental current I₁ A

Individual harmonic currents Iₕ

3rd harmonic I₃ A

5th harmonic I₅ A

7th harmonic I₇ A

11th harmonic I₁₁ A

Max demand load current I_L A

Source short-circuit / load ratio I_sc/I_L —

Note — Limits are representative values for a general distribution system (IEEE 519-2014 Table 2).