| Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450) |
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| 05/04/2011 | CN201820724U Operating handle of universal circuit breaker |
| 05/04/2011 | CN201820723U Manipulating mechanism for circuit breaker |
| 05/04/2011 | CN201820722U Tripping device of operating mechanism of circuit breaker |
| 05/04/2011 | CN201820721U Emergency opening device of permanent magnetic circuit breaker |
| 05/04/2011 | CN201820720U Residual current circuit breaker |
| 05/04/2011 | CN201820719U Leakage circuit breaker |
| 05/04/2011 | CN201820718U Special wiring positioner for switch position indicator |
| 05/04/2011 | CN201820717U Electronic overload relay with flexibly-rotatable bracket |
| 05/04/2011 | CN201820716U Circuit breaker control circuit of transformer substation |
| 05/04/2011 | CN102047370A Electric selective automatic switch |
| 05/04/2011 | CN102044387A Permanent magnet-assisted starting leakage protector |
| 05/04/2011 | CN102044386A Circuit breaker with switching-off locking function |
| 05/04/2011 | CN102044385A Molded case circuit breaker having an instantaneous trip mechanism |
| 05/04/2011 | CN102044384A Switching mechanism for minitype plastic shell type circuit breaker |
| 05/04/2011 | CN102044383A Circuit breaker |
| 05/04/2011 | CN102044382A Circuit breaker |
| 05/04/2011 | CN102044381A Precision tripping device |
| 05/04/2011 | CN101582354B Electromagnetic short current protective device for breaker |
| 05/04/2011 | CN101540480B Vacuum-load isolating switch-fuse combined electrical apparatus |
| 05/04/2011 | CN101465244B Longitudinal circuit breaker |
| 05/04/2011 | CN101364507B 电路断路器 Circuit breaker |
| 05/04/2011 | CN101335165B Leakage circuit breaker |
| 04/28/2011 | US20110096450 Combination current sensor and relay |
| 04/27/2011 | EP2315229A1 Status detection for a low voltage distribution board |
| 04/27/2011 | EP2315228A1 Molded case circuit breaker having an instantaneous trip mechanism |
| 04/27/2011 | EP2313905A1 Switching device |
| 04/27/2011 | CN201812767U Rack type dual purpose closing device of residual current circuit breaker with buried motor |
| 04/27/2011 | CN201812766U Hydraulic electromagnetic breaker with flat and long structure |
| 04/27/2011 | CN201812765U Hydraulic electromagnetic breaker with improved structure |
| 04/27/2011 | CN201812764U Action output device of miniature circuit breaker |
| 04/27/2011 | CN201812763U Energy storing and releasing device for electric control mechanism of moulded case circuit breaker with pre-stored energy |
| 04/27/2011 | CN201812762U Light-touch button type emergency manual brake separating device of permanent-magnet mechanism for high and lower pressure switch |
| 04/27/2011 | CN201812761U Contact strip for fixed contact of circuit breaker |
| 04/27/2011 | CN201812535U Superfine antioxidant braided copper wire |
| 04/27/2011 | CN102037535A Self-adjusting plug-in line terminal |
| 04/27/2011 | CN102035176A Electrical switching apparatus and protection apparatus determining thermal age of another apparatus or a number of insulators |
| 04/27/2011 | CN102035171A Circuit breaker for preventing voltage loss of zero line |
| 04/27/2011 | CN102034653A Manual closing method of high-voltage breaker permanent magnetic mechanism |
| 04/27/2011 | CN102034652A Operating mechanism for molded case circuit breaker |
| 04/27/2011 | CN102034651A Fully-integrated spring operating mechanism for high-voltage alternating-current circuit breaker |
| 04/27/2011 | CN102034650A Arrangement comprising switch pole housings and joining facility and multi-pole electric switching device |
| 04/27/2011 | CN102034649A Circuit breaker embedded with low-voltage side electronic current transformer |
| 04/27/2011 | CN101582353B Electromagnetic short current protective mechanism for breaker |
| 04/27/2011 | CN101447374B Solenoid type electromagnetic trip |
| 04/26/2011 | US7932804 Switching device, particularly fuse switch disconnector |
| 04/21/2011 | WO2011045428A1 Multipole electrical switching device |
| 04/21/2011 | WO2011044749A1 Precise tripper |
| 04/20/2011 | EP2311058A1 Electromagnetic actuator with flux by-pass |
| 04/20/2011 | EP2311057A1 Installation switch device having a screwless clamped connection |
| 04/20/2011 | EP2310728A1 A safety device for a linear actuator, and a linear actuator |
| 04/20/2011 | EP1157399B1 Power switch |
| 04/20/2011 | EP0958643B1 Circuit breaker for disconnecting an electrical apparatus from electrical network |
| 04/20/2011 | CN201804831U Novel cutout fuse |
| 04/20/2011 | CN201804820U Grounding fault circuit interrupter having end-of-life over-current protection, automatic clip releasing and alarming |
| 04/20/2011 | CN201804816U Residual current operated protective circuit breaker and operating device thereof |
| 04/20/2011 | CN201804815U Single-break wall fireproof switch |
| 04/20/2011 | CN201804814U Undervoltage release |
| 04/20/2011 | CN201804813U Automatic resetting mechanism of electromagnetic trip |
| 04/20/2011 | CN201804812U Electric leakage circuit breaker |
| 04/20/2011 | CN201804811U Circuit breaker with mechanical overheating protection function |
| 04/20/2011 | CN201804810U Circuit breaker |
| 04/20/2011 | CN201804809U Operating mechanism of circuit breaker |
| 04/20/2011 | CN201804808U Operating mechanism of circuit breaker |
| 04/20/2011 | CN201804807U Breaker capable of turning off power automatically while uncovering |
| 04/20/2011 | CN201804806U Plastic casing type circuit breaker with rotating shaft linkage system |
| 04/20/2011 | CN201804805U Current limiting resistor connecting structure of selective over-current protective circuit breaker |
| 04/20/2011 | CN201804804U Tripping device |
| 04/20/2011 | CN201804803U Sealed anti-theft device with sleeve and connecting rod |
| 04/20/2011 | CN102025041A Connecting terminal, switching device using same and manufacturing method of connecting terminal |
| 04/20/2011 | CN102024631A Auxiliary contact device |
| 04/20/2011 | CN102024630A Electromagnetic release |
| 04/20/2011 | CN102024629A Electrical switching apparatus and linking assembly therefor |
| 04/20/2011 | CN102024628A Automatic reset and manual reset convertible operation mechanism for electronic overload relay |
| 04/20/2011 | CN102024627A Electrical switching apparatus and load conductor therefor |
| 04/20/2011 | CN101521129B Three-phase plastic shell type circuit breaker with short circuit self-locking mechanism |
| 04/20/2011 | CN101364509B Method for adjusting trip sensitivity of thermal overload protection apparatus |
| 04/20/2011 | CN101364506B Molded case circuit breaker with contact on mechanism |
| 04/20/2011 | CN101345168B Time delay output apparatus for circuit breaker |
| 04/20/2011 | CN101335160B Circuit breaker |
| 04/20/2011 | CN101320661B Overload protector with explosion-proof structure |
| 04/20/2011 | CN101223620B Modular fieldbus segment protector |
| 04/19/2011 | US7928826 Electrical switching devices using a shape memory alloy (SMA) actuation mechanism |
| 04/19/2011 | US7928825 Safety plug |
| 04/14/2011 | WO2011043808A1 Magnet aided solenoid for an electrical switch |
| 04/14/2011 | WO2011041843A1 3 phase rcbo |
| 04/14/2011 | CA2773602A1 Magnet aided solenoid for an electrical switch |
| 04/13/2011 | EP2309528A1 Breaker with short circuit self-locking function |
| 04/13/2011 | EP2309525A1 Circuit breaker |
| 04/13/2011 | CN201797298U Intelligent and multifunctional switching-on and switching-off device for power supply circuit breaker |
| 04/13/2011 | CN201796846U Novel outdoor high-voltage drop-out fuse |
| 04/13/2011 | CN201796843U Earth leakage protecting device of small-sized breaker |
| 04/13/2011 | CN201796838U Manual and electric integrated intelligent circuit breaker |
| 04/13/2011 | CN201796837U Electromagnetic circuit breaker |
| 04/13/2011 | CN201796836U Tripping device for circuit breaker |
| 04/13/2011 | CN201796835U High-voltage drop-out type fuse for transformer |
| 04/13/2011 | CN201796834U Energy pre-storage electric operation mechanism of remote control molded case circuit breaker |
| 04/13/2011 | CN201796833U Split-type intelligent miniature circuit breaker |
| 04/13/2011 | CN201796832U Circuit breaker outlet terminal with sealing lip |
| 04/13/2011 | CN201796831U Moulded case circuit breaker with switch-on/switch-off indicating mechanism |
| 04/13/2011 | CN201796830U On-off indication device for circuit breaker |