Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
H02H 3/2

responsive to excess voltage

Introduced: September 1968

Last revised: January 2006

Full Title

Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection > 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 protecting apparatus against OVER-VOLTAGE

1 direct subcode

Child Classifications

Navigate with arrow keys, Enter to open

  • H02H 3/22 of short duration, e.g. lightning