DIFF Main Group
F24D 3/00 Hot-water central heating systems (district heating systems F24D10/00; central heating systems using heat accumulated in storage masses F24D11/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Hot-water central heating systems
CPC: Hot-water central heating systems (district heating systems F24D10/00; central heating systems using heat accumulated in storage masses F24D11/00)
Full Title
Full titles differ between systems:
IPC:
Hot-water central heating systems
CPC:
Hot-water central heating systems (district heating systems F24D10/00; central heating systems using heat accumulated in storage masses F24D11/00)
Of 7 combined children, 6 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F24D 3/08 in combination with systems for domestic hot-water supply +2 CPC IPC+CPC Available in IPC and CPC
- F24D 3/10 Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks +5 CPC IPC+CPC Available in IPC and CPC
- F24D 3/12 Tube and panel arrangements for ceiling, wall, or underfloor heating (electric underfloor heating F24D13/02) since 1985 +1 CPC IPC+CPC Available in IPC and CPC