Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450) |
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02/24/1999 | EP0847587B1 Power circuit-breaker with current transformers and data store |
02/24/1999 | CN2308959Y Auxiliary probe of circuit breaker |
02/24/1999 | CN2308958Y Width 18 modularized clamping-rail dual-line breaker |
02/24/1999 | CN2308957Y Linkage tripping protection mechanism of fuse combined electrical appliance |
02/23/1999 | US5874877 Circuit breaker |
02/23/1999 | US5874873 Electric control apparatus |
02/23/1999 | US5874699 Molded case circuit breaker and moving conductor assembly therefor |
02/18/1999 | DE19735521A1 Arc extinction device for short circuit current limiting switch |
02/18/1999 | DE19735413A1 Magnetic release device for safety switch and circuit breaker |
02/18/1999 | DE19735408A1 Switching mechanism e.g. for safety switch such as for overload or short-circuit |
02/17/1999 | EP0897188A1 Control device for electrical protection apparatus such as a circuit breaker including a device for indicating the tripping, and a circuit breaker equiped with such a device |
02/17/1999 | EP0897187A2 Switch assembly with modular powerbus |
02/17/1999 | EP0897186A2 Switch mechanism for a circuit breaker |
02/17/1999 | CN1208272A Device for power supply and assembly of plurality of electrical apparatuses |
02/16/1999 | US5872495 Variable thermal and magnetic structure for a circuitbreaker trip unit |
02/10/1999 | CN2307366Y 高压熔断器 High-voltage fuses |
02/10/1999 | CN2307358Y Casing of relay |
02/10/1999 | CN1207828A Device for connecting external conductor such as cable to contact of electrical apparatus |
02/09/1999 | US5870278 For the power control of at least one load |
02/09/1999 | US5870277 Assembly of electrical equipment, notably a motor starter assembly |
02/09/1999 | US5870009 Adjustable electromagnetic trip device and a circuit breaker comprising such a trip device |
02/09/1999 | US5870008 Residential circuit breaker having an enhanced thermal-magnetic trip unit |
02/04/1999 | DE19831240A1 Switching cabinet cover |
02/04/1999 | DE19746574C1 Method of functional monitoring of step switches |
02/04/1999 | DE19733268A1 Method of detecting overcurrents in switching system |
02/03/1999 | EP0894325A1 Operating mechanism linkage assembly for high ampere-rated circuit breakers |
02/03/1999 | CN2306566Y Electromagnetic electric leakage release |
02/03/1999 | CN1041971C Electromagnetic operation device for circuit breaker |
02/03/1999 | CN1041970C Shunt trip device sensitive to trip current |
01/27/1999 | EP0893859A2 Modular comb connector for relay interfaces |
01/27/1999 | EP0842525B1 Single-pole circuit breaker |
01/27/1999 | EP0734581B1 A miniaturized automatic circuit breaker with a multifunctional terminal and a screen for protection against internal electric arcs |
01/26/1999 | US5864266 Reverse deflection prevention arrangement for a bimetal in a circuit breaker |
01/26/1999 | CA2139470C Ground fault interrupter wiring device with improved latching and actuating components |
01/26/1999 | CA2076971C Sectionalizer with externally mounted electronic controller |
01/20/1999 | EP0892420A2 Locking mechanism for an electrical excesscurrent switch for motor protection |
01/20/1999 | CN1205536A Single-phase circuit breaker |
01/20/1999 | CN1205535A Operating device of electrical protection apparatus such as circuit breaker comprising means for indicating tripping, and circuit breaker equipped with such device |
01/19/1999 | US5861591 Circuit breaker operator which actuates toggle and push button switches and has a misalignment indicator |
01/13/1999 | EP0891026A1 Assembling and feeding device for a plurality of electrical apparatus |
01/13/1999 | EP0890968A2 Monophase circuit breaker |
01/13/1999 | CN1204849A Thermal trip unit with magnetic shield piece and circuit breaker incorporating same |
01/13/1999 | CN1041669C Connection accessory |
01/12/1999 | US5859579 Current--limiting switch |
01/12/1999 | US5859578 Current limiting shunt for current limiting circuit breakers |
01/12/1999 | US5857563 Actuator for remotely operated circuit breakers |
01/12/1999 | CA2111960C Automatic miniature circuit breaker with z-axis assemblable current response mechanism |
01/07/1999 | EP0889498A2 Rotary contact assembly for high ampere-rated circuit breakers |
01/07/1999 | EP0889497A2 Combination switch device |
01/07/1999 | DE19727826A1 Electrical installation device with memory element |
12/30/1998 | WO1998059354A1 Device for triggering an overload circuit breaker |
12/30/1998 | EP0887831A2 Circuit breaker with welded contact inter-lock, gas sealing cam rider double rate spring |
12/30/1998 | EP0887830A2 Earth leakage circuit breaker |
12/30/1998 | EP0887829A2 Circuit interrupter with covered accessory case, adjustable under voltage relay, self-retaining collar and one-piece rail attachment |
12/30/1998 | CN2302596Y Comprehesive protection starter for electric motor |
12/30/1998 | CN2302595Y Improved micro-breaker |
12/30/1998 | CN2302594Y Large-capacity magnetic socket switch and toggle switch |
12/30/1998 | CN1041469C Current monitoring assembly and circuit breaker with same |
12/30/1998 | CN1041468C Draw-out molded case circuit breaker |
12/24/1998 | DE19726637A1 Circuit breaker with electronic overcurrent release and with current transformer e.g. for low voltage networks |
12/23/1998 | EP0886353A2 Improvements relating to circuit breakers and supply assemblies therefor |
12/23/1998 | CN1041361C Range of molded case low voltage circuit breakers |
12/22/1998 | CA2066714C Energy management accessory for circuit breaker |
12/17/1998 | DE19725001A1 Electrical installation switch especially line protection circuit |
12/16/1998 | EP0884749A1 Magnetic trip assembly and circuit breaker incorporating same |
12/16/1998 | EP0884747A2 Switchgear for an electric installation |
12/15/1998 | US5850170 Electromagnetic differential current trigger |
12/10/1998 | DE19739702C1 LV circuit breaker with switch-shaft |
12/10/1998 | DE19724089A1 Mechanical coupling element for electrical switches |
12/10/1998 | DE19723502C1 Sealed electric switch assembly, especially for power switching |
12/09/1998 | EP0883150A2 Electrical circuit breaker with manual and remote actuators |
12/09/1998 | EP0883149A2 Electrical assembly with actuating device for a circuit breaker, comprising malfunction signalling means |
12/09/1998 | EP0883148A2 Actuating device for a circuit breaker with element for disabling switching |
12/08/1998 | US5847913 Trip indicators for circuit protection devices |
12/08/1998 | US5847908 Machine having current loss shutdown circuit with low resistance relay |
12/08/1998 | US5847638 Thermal circuit protector and switch |
12/08/1998 | US5847339 Handle portions of multipole breakers |
12/02/1998 | EP0881727A2 Combined wire lead and interphase barrier for power switches |
12/02/1998 | CN1200552A Combined wire lead and interphase barrier for power switches |
12/01/1998 | US5844493 Electromechanical switching device and arrangement with several switching devices |
12/01/1998 | US5844466 Bimetallic thermal triggering apparatus for a protection device |
12/01/1998 | US5844188 Circuit breaker with improved trip mechanism |
12/01/1998 | CA2141505C Activating mechanism for an interrupter chamber |
11/28/1998 | CA2238901A1 Circuit interrupteur with covered accessory case, adjustable under voltage relay, self-retaining collar and one-piece rail attachment |
11/28/1998 | CA2238734A1 Circuit breaker with welded contact interlock, gas sealing cam rider and double rate spring |
11/26/1998 | WO1998053473A1 Kinematic system for actuating the movable contact of automatic electric breakers |
11/25/1998 | EP0880159A2 Current-limiting switch |
11/25/1998 | CN2298599Y Electromagnetic miniature trip mechanism |
11/25/1998 | CN1040922C Movable contactor device in circuit breaker |
11/24/1998 | US5841616 Module for use with a miniature circuit breaker |
11/18/1998 | CN1199236A Motor protector device |
11/17/1998 | US5838219 Electrical circuit breaker with manual and remote actuators |
11/17/1998 | US5836441 Circuit breaker accessory module actuators |
11/12/1998 | WO1998034256A3 Switching device with tripped position of the latching mechanism |
11/12/1998 | DE19734709C1 Switching device system with modular power bus e.g. for switch cabinet/box |
11/11/1998 | EP0876669A1 Electrical actuator means |
11/11/1998 | EP0744080B1 Low-voltage power switch with relative auxiliary switch |
11/10/1998 | US5835320 Digital circuit interrupter thermal protection circuit |
11/10/1998 | US5835001 Temperature-dependent switch having a movable contact carrying a heating resistor |
11/10/1998 | US5834997 Coupling member for securing a spring to a rotatable motor shaft |