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WO/2003/017308A1 |
The invention relates to an electromagnet arrangement for a switch (contractor), comprising a main magnetic circuit (MK1) consisting of a magnet yoke (10) and a magnet armature (60) impinged upon by a readjusting device (36), a contact a...
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WO/2003/012812A1 |
A Circuit breaker comprising: a case (1); terminals (2,3) for connection to an electric circuit; separable contact means (4,5); an actuating knob (6) which rotates about a first pivot (7) that is rigidly coupled to the case (1) between a...
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WO/2003/012814A1 |
A modular four-pole residual current circuit breaker, comprising: --an enclosure, on which there are terminals for input and output connection to corresponding conductors of an electric circuit, with a front wall from which an actuation ...
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WO/2003/010788A1 |
An automatic low-voltage circuit breaker, comprising an enclosure that contains moving contact means (3) and fixed (4) contact means, the moving contact means comprising at least one moving contact and the fixed contact means comprising ...
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WO/2003/010787A1 |
A kinematic mechanism for a low-voltage protection and/or current interruption device, comprising actuation means that are operatively associated with moving contact means that can be coupled/uncoupled with respect to corresponding fixed...
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WO/2003/009324A1 |
The invention relates to a switch lock for multipole electrical switchgear, such as circuit breakers and isolators. A physical axis, performing a particular function when in a first position on a releasable switch lock, serves to fix the...
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WO/2003/007322A1 |
The invention relates to a switching device (1) comprising a housing (2) and a breaker mechanism (3), the latter consisting of a trip lever (4), a catch (5), a displaceable contact arm (6) and a deflection shaft (7) that is fixed to the ...
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WO/2003/007321A1 |
The aim of the invention is to provide a switching device (1) comprising a latching mechanism (3), said device being cheap to produce and easy to assemble (1). To this end, the construction is essentially formed from a three-part modular...
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WO/2003/005395A1 |
The invention relates to an adjusting device for a thermal trip of a switchgear (1), comprising a bimetal (3), which is held in a fixed manner on a bimetal support (4), whose free end (3b) is located at a distance from a tripping lever (...
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WO2001065584A9 |
An operating mechanism (38) controls and trips a separable contact structure (56) arranged in a protected circuit. The mechanism (38) includes a frame (86), a drive member (88) pivotally coupled to the frame (86), a spring (96) pivotally...
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WO/2003/001545A2 |
A circuit breaker having manual control, an over-center contact mechanism, and a magnetic sensing coil, wherein the over-center contact mechanism is disposed between the manual control and sensing oil. For example, a collapsible toggle l...
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WO/2002/101902A2 |
A low-voltage circuit-breaker with an electronic trip (2) and trip magnets (4), amongst which is a trip magnet controlled by the overload trip and a further trip magnet such as a low-voltage trip or working-current trip. The trip magnets...
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WO/2002/099830A1 |
The aim of the invention is to optimise the number of components required for a switchgear (1a,1b), and to ensure a variable arrangement for an electromagnetic tripping device (3) arranged in the switchgear (1a, 1b), with the highest amo...
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WO/2002/099829A1 |
The aim of the invention is to provide a magnet yoke (1a-1h) for an electromagnetic tripping device (14a-14c) in which the design, on the one hand, and the space requirements, on the other hand, should be economical and optimized respect...
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WO/2002/099826A1 |
A circuit interrupting device (10) for use with an electrical power distribution system, comprising a circuit interrupter (18) that includes a primary contact (32) and a movable contact (34) movable relative to the primary contact (32) b...
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WO/2002/099828A1 |
The invention relates to a release armature with a tappet for an electromagnetic release device, whereby the construction and design are both economical and optimised. According to the invention, the base body is embodied as a part which...
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WO/2002/091414A2 |
A replaceable circuit breaker module (102) has a housing (125) for supporting and enclosing elements of the module, a circuit breaker (103) mounted in the housing in a manner that an action of installing the module connects the breaker t...
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WO/2002/086929A1 |
The switchgear unit (2), especially a motor starter, has a contactor (4) and a power switch (6) as short-circuit protection. The additional function of overload protection envisaged for the switchgear unit (2) is integrated in an overloa...
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WO/2002/084417A2 |
An indicator light (10) which when installed in combination with either a circuit protector (12) or a fuse (78), etc., will automatically illuminate to notify a user that an electrical overload has occurred.
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WO/2002/082487A1 |
A rotary contact circuit breaker employs a crank to couple a switching mechanism to the rotary contact pole structure. The use of a crank allows for the mechanism and pole structure the individually optimized without effecting the perfor...
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WO/2002/082486A2 |
A thermal-magnetic trip unit (22), suitable for use in a circuit breaker (9), for eliminating the requirement for latching surfaces while still providing the additional force and motion required to trip the breaker (9) during a short cir...
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WO/2002/080329A1 |
In a compact circuit interruption device (10) for mounting on a distribution board, within the interior of the housing of the device a circuit board is mounted with the plane of the circuit board (45) substantially aligned with the main ...
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WO/2002/080328A1 |
An electrical circuit device for mounting on a rail or to an electrical distribution board and having two or more terminal connectors (20) at one or both ends has at each end one terminal connector positioned higher in the plane of the d...
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WO/2002/078032A1 |
A small circuit breaker which effectively provides interception for overload protection and short-circuit protection while exhibiting outstanding flame retardancy. The circuit breaker comprises a fixed contact member or conductor carryin...
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WO/2002/075889A2 |
The invention relates to a lifting clamp (1) for mounting in a housing of an electrical appliance, e.g. a circuit-breaker, comprising a rectangular frame (14) and a rectangular box (15), the upper section (150) of said box being arranged...
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WO/2002/075760A1 |
The invention relates to a housing comprising two half-shells (26, 26a) for a switching device, such as especially a circuit-breaker, having an electric arc path (30) with two electric arc running rails (2a, 32) which connect to contact ...
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WO/2002/075764A1 |
The invention relates to a yoke (1) for a magnetic system of a short circuit triggering device (16), especially for mounting in a circuit-breaker. Said short circuit triggering device (16) comprises a fixed contact carrier (2), a coil (4...
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WO/2002/067283A1 |
The invention relates to an electromechanical component comprising at least one actuator consisting of a shape memory alloy that changes its shape when a given temperature is reached and moves in a change conditioned manner, wherein a he...
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WO/2002/067280A1 |
The invention relates to a low-voltage power switch, wherein the drive device (16) is fixed by means of a supporting framework (17,18) and the associated switch shaft (8) is fixed, by means of two axially external bearing sub-assemblies,...
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WO/2002/065498A1 |
The invention concerns a switchgear device comprising an elongated base provided with power poles whereon act a switch-contactor part and a protective part. The base houses power current lines (15) and their control mechanism (20). With ...
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WO2000039822A9 |
A method of detecting manual trips and reclose operations in an intelligent electronic device, e.g., electronic trip unit or protective relay, is presented. The intelligent electronic device includes a microcontroller and associated memo...
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WO/2002/061784A1 |
A motor operator mechanism is disclosed for moving a breaker handle (44) of a circuit breaker (20) between off and on positions. The motor operator mechanism comprises of a first pin (422) biased to engage the breaker handle (44) in a di...
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WO/2002/061783A1 |
A circuit breaker (90) includes a housing (93), separable contacts (5), an operating mechanism (96) having a pivotally mounted operator handle (91) for opening and closing the separable contacts (5), and a trip mechanism (9,53) releasing...
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WO/2002/061782A1 |
The invention relates to a circuit-breaker that is tripped by thermal changes. Said circuit-breaker contains a working bimetal (3) and a bimetal support (4), which secures the working bimetal (3), in particular in its housing. The bimeta...
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WO/2002/061785A1 |
The invention relates to an adjusting device for a thermal trip element of a switchgear (1), comprising a bimetallic element (3) that is stationarily fixed on a bimetallic support (4). The free end (3b) of said bimetallic element is spac...
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WO/2002/054430A1 |
An electric pole (1) for a low-voltage automatic power circuit breaker, comprising: a fixed contact (2) and a movable contact (3) that can be coupled/uncoupled with respect to each other, said fixed contact being electrically connected t...
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WO/2002/052598A1 |
The power switch has a current flow path (7) with two supply terminals (1, 2) and a double breaking contact arrangement. The contact arrangement includes two series connected contact systems (10, 15), in which the current flow path exten...
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WO/2002/050856A1 |
Trips, such as low voltage trips, or working current trips, in particular for power switches or power circuit breakers, here referred to together as circuit breakers, whereby the trip engages with the breaker mechanism of the circuit bre...
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WO/2002/050855A1 |
A conducting element for shunting an electric power supply from a main conductor to an accessory device operatively associated with a circuit breaker, whose particularity consists of the fact that it comprises a contoured body that is me...
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WO/2002/043096A1 |
The invention relates to a drive train for a displaceable contact (1) on a breaker contact arrangement in an electrical power breaker, whereby a coupling element (3), displaceable against a stop (12) and arranged between the moveable con...
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WO/2002/043094A1 |
A break of card-type electric meter consists of two cases, in which one is a neutral wire case and the other is a phase wire case. The phase wire case is a standard micro-breaker. The neutral wire case includes contact device, electromag...
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WO/2002/043095A1 |
An electrical breaker device for current leakage, current overload and short-circuit protection is disclosed, with a contact junction (29) in the current path (28), a breaker lock for permanent opening of the contact junction and means f...
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WO/2002/039474A1 |
A circuit interrupter including a housing, separable main contacts within the housing, and an operating mechanism within the housing and interconnected with the separable main contacts. A trip mechanism is disposed within the housing tha...
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WO/2002/035570A1 |
The invention relates to a low-voltage power circuit breaker (1) comprising a current-limiting opening of a mobile switching contact (8). The force-transmitting connection between the actuating shaft lever (12) and the mobile switching c...
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WO/2002/035569A1 |
A rating plug may conventionally be provided with an electrical coding such that unsuitable identification of the rating plug is not transmitted to the trigger unit, but rather the attempt to make use of such a rating plug leads to a sig...
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WO/2002/031849A1 |
A bypass conductor (101) is provided for use in a miniature type circuit breaker (1). In one embodiment, the bypass conductor (101) can include an elongated flat strap positioned in a circuit breaker housing (3). A first end (106) of the...
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WO/2002/027743A1 |
The invention relates to a drivetrain for a moving contact (2), associated with a second contact (11) and provided with a pivoting drive lever (4), a pivotably mounted contact support (6), for the moving contact (2), and a coupling sub-a...
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WO/2002/021555A1 |
The invention relates to an overload protection unit, especially for the starter of an internal combustion engine, which comprises a first contact (1) that is electrically connected to a second contact (2) in the inactive state of the ov...
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WO/2002/021556A1 |
A circuit interrupter including a housing, separable main contacts disposed in the housing, and an operating mechanism disposed in the housing and interconnected with the contacts. The housing includes a cover positioned on top of a base...
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WO/2002/019362A1 |
A two-pole miniature circuit breaker is configured for calibration of both pole mechanisms with the circuit breaker fully assembled. The identical pole mechanisms are mounted in the same orientation in parallel outer compartments of a mo...
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