IPC Subgroup
H02H 1/04 Arrangements for preventing response to transient abnormal conditions, e.g. to lightning
Introduced: September 1968
Last revised: January 2006
Full Title
Details of emergency protective circuit arrangements > Arrangements for preventing response to transient abnormal conditions, e.g. to lightning
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS