FI (Note)/(Index) list

Descriptions for H02H and notes/indexes are displayed on this screen.

H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS (indicating or signalling undesired working conditions G01R, e.g. G01R 31/00, G08B; locating faults along lines G01R 31/08; emergency protective devices H01H)

Note(s)
This subclass covers only circuit arrangements for the automatic protection of electric lines or electric machines or apparatus in the event of an undesired change from normal working conditions.

Subclass indexes

EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS

For automatic disconnection or switching responsive to variation of conditions:

electric; sensed non-electric; simulated non-electric

3/00; 5/00; 6/00

adapted for specific machines or for sectionalised protection of cables or lines

7/00

For limiting excess current or voltage

9/00

For preventing switching-on in case of undesired conditions

11/00

DETAILS

1/00