IPC Subgroup
H02H 9/04 responsive to excess voltage
Introduced: September 1968
Last revised: January 2006
Full Title
Emergency protective circuit arrangements for limiting excess current or voltage without disconnection > responsive to excess voltage
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
Related Keywords
circuits for diverting SURGES
1 direct subcode
Child Classifications
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- H02H 9/06 using spark-gap arresters