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