DIFF Subgroup
H02J 3/1807 using series compensators, e.g. thyristor-controlled series capacitors [TCSC]
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 series compensators, e.g. thyristor-controlled series capacitors [TCSC]
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 2026.
Child Classifications
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- H02J 3/1814 having reactive elements actively controlled by bridge converters, e.g. unified power flow controllers [UPFC] or controlled series voltage compensators since 2026 IPC+CPC Available in IPC and CPC