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PCE
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DIFF Subgroup
H02J 3/18

Arrangements for adjusting, eliminating or compensating reactive power in networks

Introduced: September 1968

Full Title

Circuit arrangements for AC mains or AC distribution networks > Arrangements for adjusting, eliminating or compensating reactive power in networks

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

IPC defines codes here since 2026.

Child Classifications

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  • H02J 3/1878 using tap changing or phase shifting transformers since 2026 IPC+CPC Available in IPC and CPC
  • H02J 3/1885 using rotating AC generators, e.g. synchronous generators since 2026 IPC+CPC Available in IPC and CPC
  • H02J 3/1892 the arrangements being an integral part of the loads or of their control circuits since 2026 IPC+CPC Available in IPC and CPC