IPC Subgroup
H01H 43/3 with timing of actuation of contacts due to thermal action
Introduced: September 1968
Last revised: January 2006
Full Title
Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed > with timing of actuation of contacts due to thermal action
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES