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PCE
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DIFF Subgroup
G01R 31/08

Locating faults in cables, transmission lines, or networks

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere > Locating faults in cables, transmission lines, or networks

CPC:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere ( testing line transmission systems H04B3/46; testing or measuring semiconductors or solid state devices during manufacture ) > Locating faults in cables, transmission lines, or networks

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • G01R 31/088 CPC only CPC only
  • G01R 31/10 by increasing destruction at fault, e.g. burning-in by using a pulse generator operating a special program IPC+CPC Available in IPC and CPC
  • G01R 31/11 using pulse reflection methods IPC+CPC Available in IPC and CPC