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PCE
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DIFF Subgroup
H02K 19/10

for multi-phase current

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Synchronous motors or generators > Synchronous motors > for multi-phase current

CPC:

Synchronous motors or generators (having permanent magnets H02K21/00) > Synchronous motors > for multi-phase current

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

Child Classifications

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  • H02K 19/103 CPC only CPC only
  • H02K 19/106 CPC only CPC only
  • H02K 19/12 characterised by the arrangement of exciting windings, e.g. for self-excitation, compounding or pole-changing IPC+CPC Available in IPC and CPC