Circuit arrangements for charging or discharging batteries or for supplying loads from batteries

Introduced: September 1968

Of 15 combined children, 11 exist in both systems.

4 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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H02J 7/02 for charging batteries from AC mains by converters IPC+CPC Available in IPC and CPC
H02J 7/14 for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle +7 CPC IPC+CPC Available in IPC and CPC
H02J 7/32 for charging batteries from a charging set comprising a non-electric prime mover IPC+CPC Available in IPC and CPC
H02J 7/34 Parallel operation in networks using both storage and other DC sources, e.g. providing buffering (H02J7/14 takes precedence) +2 CPC IPC+CPC Available in IPC and CPC
H02J 7/36 Arrangements using end-cell switching IPC+CPC Available in IPC and CPC
H02J 7/40 characterised by the exchange of charge or discharge related data since 2026 +1 CPC IPC+CPC Available in IPC and CPC
H02J 7/485 CPC only CPC only
H02J 7/50 acting upon multiple batteries simultaneously or sequentially since 2026 +2 CPC IPC+CPC Available in IPC and CPC
H02J 7/60 including safety or protection arrangements since 2026 +2 CPC IPC+CPC Available in IPC and CPC
H02J 7/70 characterised by the mechanical construction since 2026 +2 CPC IPC+CPC Available in IPC and CPC
H02J 7/80 including monitoring or indicating arrangements since 2026 IPC+CPC Available in IPC and CPC
H02J 7/855 CPC only CPC only
H02J 7/865 CPC only CPC only
H02J 7/875 CPC only CPC only
H02J 7/90 Regulation of charging or discharging current or voltage since 2026 +3 CPC IPC+CPC Available in IPC and CPC