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