H01H77/02 - CPC Classification Index

ClassID:

203664 ⎘

H01H77/02 - CPC Classification

Classification description:

Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism

Sub-classes:

H01H2077/025 » {with pneumatic means, e.g. by arc pressure} 18
H01H77/04 » with electrothermal opening 11
H01H77/06 » with electromagnetic opening 18
H01H77/10 » with electrodynamic opening 20

Recent Application in this class:

20220115900

2022-04-14

High WCR transfer switch

20190206650

2019-07-04

Single- or multi-pole power circuit-breaker and modular system

20170288388

2017-10-05

DC circuit breaker

20150200066

2015-07-16

Single-pole switching unit and switching unit comprising one such unit

20150028990

2015-01-29

SAFETY SWITCH WITH OVER-CURRENT PROTECTION

20140103013

2014-04-17

Circuit breaker with translating electrical contact, circuit breaker electrical contact assemblies, and operational methods

20130180838

2013-07-18

Switching apparatus for an electrical switching device

20120314331

2012-12-13

Release for an electrical switching arrangement

20120285805

2012-11-15

Apparatus for tripping an electrical switch

#10

20120168292

2012-07-05

Piston trip reset lever