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IPC Subgroup
H02J 3/1878

using tap changing or phase shifting transformers

Introduced: January 2026

Full Title

Circuit arrangements for AC mains or AC distribution networks > Arrangements for adjusting, eliminating or compensating reactive power in networks > using tap changing or phase shifting transformers

Classification Context

Section:
ELECTRICITY
Class:
GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
Subclass:
ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY