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 3/1807 using series compensators, e.g. thyristor-controlled series capacitors [TCSC] since 2026 IPC+CPC Available in IPC and CPC
- 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