Liquid cooling

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Details of transformers or inductances, in general > Cooling; Ventilating > Liquid cooling

CPC:

Details of transformers or inductances, in general > Cooling (heat-transfer elements F28F); Ventilating (structural details of casings H01F27/02) > Liquid cooling

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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H01F 27/105 CPC only CPC only
H01F 27/12 Oil cooling +1 CPC IPC+CPC Available in IPC and CPC
H01F 27/16 Water cooling IPC+CPC Available in IPC and CPC
H01F 27/18 by evaporating liquids IPC+CPC Available in IPC and CPC