| Patents for H01H 81 - Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting (367) |
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| 02/04/2015 | CN204144194U 一种车用保险丝 A vehicle fuse |
| 12/17/2014 | CN101944442B 由磁性补偿装置的伺服控制和包括该装置的接触器 And servo control means comprises a contactor which is compensated by means of a magnetic |
| 10/28/2014 | US8872606 Bimetal and magnetic armature providing an arc splatter resistant offset therebetween, and circuit breaker including the same |
| 07/24/2014 | DE112005000204B4 System zum Vorwärmen einer Bimetall-Schutzvorrichtung und Kompressor mit einem derartigen System A system for preheating a bimetal protector and compressor with such a system |
| 06/17/2014 | US8754727 Devices, systems, and methods for shunting a circuit breaker |
| 06/10/2014 | US8749329 Magnetic circuit interrupter with current limiting capability |
| 05/21/2014 | CN203607354U 可多次使用的保险管 Fuse reusable |
| 02/04/2014 | US8643451 Circuit breaker |
| 11/06/2013 | CN203277279U Recoverable protective tube |
| 09/24/2013 | US8542084 Circuit protection device and trip unit for use with a circuit protection device |
| 09/10/2013 | US8531256 Tool and calibration machine for calibrating a thermal trip apparatus of a circuit interrupter, and improved method |
| 09/04/2013 | CN102005349B 限流器 Flow restrictor |
| 03/12/2013 | US8395062 Switch and device using the switch |
| 02/21/2013 | DE102006059384B4 Gerät mit einem Stromwandler zur Erfassung eines durch einen Stromleiter fließenden Stromes sowie Klemmen-/Stromwandler-Modul für ein derartiges Gerät Device with a current transformer for detecting a current flowing through a power line current and terminal / power converter module for such a device |
| 02/06/2013 | EP2555217A1 Electricity limiting system |
| 07/18/2012 | CN101536130B Connection pot and switch with connection pot |
| 07/04/2012 | CN101661854B Over current protection device |
| 12/21/2011 | CN1773648B 电机过载保护器 Motor overload protection |
| 11/02/2011 | CN1866446B Device for sealing overloading relay in closing state |
| 10/18/2011 | US8040209 Divided adjustable armature for a circuit breaker |
| 10/05/2011 | CN1918679B Switch and device using the switch |
| 08/23/2011 | US8004376 Electrical switching apparatus and shunt separator therefor |
| 08/16/2011 | US7999641 Circuit breaker having reduced auxiliary trip requirements |
| 08/03/2011 | CN101546911B Multifunctional lightning protection module |
| 07/14/2011 | DE102010000728A1 Electronic driver for switching and controlling power consumption of vehicle e.g. car, performs switching between MOSFET switch devices with respect to signals from controller |
| 04/06/2011 | CN201788919U High voltage dropout fuse free of fusing |
| 04/06/2011 | CN102005349A Current limiter |
| 04/05/2011 | US7920037 Fault interrupter and load break switch |
| 03/30/2011 | EP2302657A1 Current limiting system |
| 02/23/2011 | EP2287878A1 Circuit protection device |
| 01/12/2011 | CN101944442A Servo control via magnetic compensator and contactor comprising such a compensator |
| 01/04/2011 | US7864004 Activation for switching apparatus |
| 12/29/2010 | EP1720183B1 Switch and device using the switch |
| 12/28/2010 | US7859802 Burden resistor temperature compensation algorithm |
| 12/28/2010 | US7859369 Method of bi-directional thermal calibration of a circuit interrupter frame and circuit interrupter test system including the same |
| 11/23/2010 | US7839241 Electrical service switching device |
| 10/06/2010 | CN101197480B Plug |
| 09/08/2010 | CN101309008B Multifunctional lightning protection module |
| 05/12/2010 | CN101281834B Inserted compressor protector |
| 04/14/2010 | CN1763884B Electromechanical trigger and an electronical safety appliance with the same |
| 03/31/2010 | CN201435360Y Power switch with overload protection function |
| 03/17/2010 | CN101673982A Improved structure for three-phase alternating current motor |
| 02/03/2010 | CN201398075Y Multipurpose lightning protection module |
| 01/13/2010 | CN100581043C Energy-saving type integral single phase AC electric motor starting and protection device |
| 11/25/2009 | CN101587801A Power switch with overload protection function |
| 10/14/2009 | CN100550247C Built-in type overload protective device for refrigeration compressor |
| 09/30/2009 | CN101546911A Multifunctional lightning protection module |
| 09/16/2009 | CN101536130A Connection pot and switch with connection pot |
| 06/09/2009 | US7545245 Manual opening device and electrical switching apparatus employing the same |
| 05/27/2009 | CN201247666Y Voltage-sensitive module device |
| 05/20/2009 | CN201243200Y Multifunctional lightning protection module |
| 05/05/2009 | US7528690 Electrical switching device |
| 03/25/2009 | EP2038905A1 Connection pot and switch with connection pot |
| 03/17/2009 | US7504914 Electrical switchgear |
| 02/25/2009 | CN201199660Y Safety device for motor |
| 02/18/2009 | CN101369790A Energy-saving type integral single phase AC electric motor starting and protection device |
| 02/11/2009 | CN101364728A Hermetic compressor |
| 02/11/2009 | CN100461610C Starter for a linear start electric motor |
| 02/05/2009 | DE102007036836A1 Coding device for storage of configuration data of electric device, has conductive strip fuses provided on printed circuit board, where fuses are separated depending upon contents of configuration data |
| 12/17/2008 | CN201167075Y Current-limiting type safety unit |
| 12/02/2008 | CA2461646C Terminal pad for an insulator assembly |
| 11/19/2008 | CN101309008A Multifunctional lightning protection module |
| 10/08/2008 | CN101281834A Inserted compressor protector |
| 09/24/2008 | CN201122566Y Overload protection device |
| 09/17/2008 | CN201117608Y Ultramicro built-in overcurrent & overheat protector |
| 09/10/2008 | CN201112309Y Relay |
| 08/27/2008 | CN100414660C Circuit protector with dual temperature power-off induction |
| 08/14/2008 | WO2008095452A1 Electromechanical switching device and use of an interlayer in an electromechanical switching device |
| 08/06/2008 | CN201097396Y An automatic reset overload protector for car |
| 08/06/2008 | CN201097395Y An automatic reset overload protector |
| 08/06/2008 | CN201094356Y Protective circuit for hairdressing machine |
| 07/31/2008 | US20080180196 Electronic trip unit for circuit breakers |
| 07/08/2008 | US7397333 Trip unit having bimetal element located outside the yoke |
| 06/26/2008 | DE102006059384A1 Electrical device for measuring current flowing through conductor, comprises housing with input and output electrical connections for connecting respective ends of conductor and current transformer, which is provided for measuring current |
| 06/24/2008 | US7391289 Systems, methods, and device for actuating a circuit breaker |
| 06/11/2008 | CN101197480A Plug |
| 05/28/2008 | CN201066656Y A magnetism-adjusting relay |
| 05/21/2008 | CN101183626A Built-in type overload protector for refrigeration compressor |
| 04/30/2008 | CN100385594C Overload protector |
| 04/23/2008 | CN201051479Y Connection structure for current relay loop |
| 04/16/2008 | CN201048117Y Breaker with self-recovery device |
| 04/02/2008 | CN201044231Y Compressor embedded protector |
| 03/26/2008 | CN201041798Y Self-protective temperature current protector for charging battery |
| 03/19/2008 | CN101145472A Built-in type overload protection device for refrigeration compressor |
| 03/05/2008 | EP1895562A1 A current limiter |
| 03/05/2008 | CN101136293A A current limiter |
| 01/23/2008 | CN201011649Y Three-phase compressor built-in protector |
| 01/23/2008 | CN101110305A Built-in type overload protective device for refrigeration compressor |
| 01/17/2008 | WO2008006385A1 Connection pot and switch with connection pot |
| 01/17/2008 | US20080012669 Burden resistor temperature compensation algorithm |
| 12/19/2007 | CN100356652C Overload protector of single-phase AC motor |
| 12/19/2007 | CN100356649C Cable fixed zero-power miniaturized over-current relay |
| 12/05/2007 | CN200986907Y Load limiting circuit breaker |
| 11/29/2007 | US20070272525 Switch And Device Using The Switch |
| 11/29/2007 | DE102006024249A1 Leitungsschutzschalter Circuit breaker |
| 11/28/2007 | CN200983348Y Non noise over-current and over-heat protector |
| 11/28/2007 | CN100351976C Protector of inductive circuit with dual-temperature |
| 11/20/2007 | US7298239 Thermal protector |
| 11/14/2007 | EP1855303A1 Thermally responsive electrical switch |
| 11/13/2007 | CA2343872C Solid state protection circuit for electrical apparatus |