This part of IEC 61000 deals with the limitation of harmonic currents injected into the publicsupply system.It specifies limits of harmonic components of the input current which may be produced byequipment tested under specified conditions.Harmonic components are measured according to Annexes A and B.This part of IEC 61000 is applicable to electrical and electronic equipment having an inputcurrent up to and including 16 A per phase, and intended to be connected to public low-voltagedistribution systems.Arc welding equipment which is not professional equipment, with input current up to andincluding 16 A per phase, is included in this standard.Arc welding equ