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Patent Searching and Data


Matches 651 - 700 out of 9,644

Document Document Title
WO/2011/127497A1
In a switching device (1) with a first movable switching contact (2) which, in a first switch position, bears against a first contact piece (3), and with a second moving switching contact (4) which, in the first switching position, bears...  
WO/2011/124518A1
The invention relates to an overcurrent switching device for an electric circuit to be monitored, comprising interruptor contacts (14) designed such that an interruption of the electric circuit is caused in response to exceeding a predet...  
WO/2011/120418A1
A closing device and a circuit breaker with the closing device. The closing device comprises a chamber, a closing drive mechanism (11), a volume-variable component (7), a driver (9), and a closing handle (2), in which the closing drive m...  
WO/2011/112450A1
Electrical circuit breakers (10) in an electrical panelboard (21) are equipped with tie-down devices (20) to secure the circuit breakers (10) to the panelboard (21). Each circuit breaker (10) includes a standard housing or case having a ...  
WO/2011/112159A1
The purpose of the invention is to create such protective electric switch, which should upon integration thereof into each desired electric circuit interrupt such circuit either in the case of thermal overloading or also in the case, whe...  
WO/2011/109497A1
A support for anchoring a trip unit of a circuit breaker to a base thereof to prevent separation of the trip unit from the base during a short circuit fault. The support has top-facing two locking tabs that snap into place behind a wall ...  
WO/2011/107858A1
A status indicating assembly (100) is provided for an electrical switching apparatus (2), such as a circuit breaker. The circuit breaker includes a housing (4), separable contacts (6) enclosed by the housing (4), and an operating mechani...  
WO/2011/106261A1
A protective switch assembly (100) includes switch position sensors (109) that sense switch blade (14) position and indicate whether one or more switches (104) are open. According to another aspect, the voltage and current of the switch ...  
WO/2011/097907A1
A circuit breaker closing/opening actuating mechanism and driving device thereof, the said driving device comprises an expander (12) and a heater (13), wherein the said expander is coordinately connected with a force transmitting mechani...  
WO/2011/097690A1
This invention patent relates to an assembly (1) for locking, signalling and preventing the re-energising of a wide variety of electricity distribution centres, panels and control boxes; for Brazilian, American (NEMA) and/or European (DI...  
WO/2011/091822A1
The invention relates to installation switchgear (10), comprising an insulating-material housing (11), which has two housing halves (13, 14) placed onto each other along a circumferential joint line (12), and comprising connecting means ...  
WO/2011/091972A1
The invention relates to a connection element for assembling a multi-pole power protection switch unit (100) from mutually overlapping protection switches (101, 101', 101", 101'"), comprising a rail (10) spanning the switch knob (11) of ...  
WO/2011/077054A1
The invention relates to a lock mechanism for an electrical line protection device with differential function associated with circuit breakers and comprising an electromagnet having adjustable core (22) and a winding (21), a linking shaf...  
WO/2011/078957A1
A method for identifying a type of fault condition in a circuit breaker includes monitoring a branch circuit for a fault condition. In response to detecting the fault condition, interrupting current flow through the branch circuit. The t...  
WO/2011/036261A3
The present trip unit is an earth leakage device for switching off a mechanism in the case of detecting an earth leakage current. The closed housing (2) is protecting the movable parts of the actuation unit inside the housing from iron p...  
WO/2011/075931A1
A mechanical high voltage breaker with the function of short circuit self-locking comprises a high voltage breaker main body, a short circuit detection unit for detecting whether a short circuit failure occurs in the phase line of a high...  
WO/2011/075018A1
The invention relates to an electrically powered hand tool which comprises a device for providing tactile feedback to an operator of the tool. The tool further comprises a user-operated trigger for activating the working member of the to...  
WO/2011/073540A1
The invention relates to a protection assembly including a protection module (20) that comprises at least one varistor (1) having an operation power threshold. A cutoff apparatus (21), connected to the protection module (20), includes a ...  
WO/2011/027120A3
A miniature circuit breaker (1) having a control unit (22) arranged to produce a trip signal to trigger a trip mechanism (20) into opening a pair of contacts (8,10) if it determines that an overcurrent condition occurs based on an output...  
WO/2011/070424A1
A circuit breaker includes at least trip mechanism component that has been provided with a splatter resistant surface. The splatter resistant surface significantly reduces the amount of "metal splatter that adheres to the component, incr...  
WO/2011/063768A1
A multifunctional breaker accessory comprises a shell (1) inside which auxiliary contacts are arranged. The auxiliary contacts are composed of a movable contact (6) and fixed contacts (7, 8). The movable contact is connected with a handl...  
WO/2011/059350A1
The circuit breaker protection and diagnostics system comprising the electrical signals acquisition module, transmission module, parameterization module and decision module characterized in that it includes the non-electrical signals acq...  
WO/2011/057753A1
The invention relates to an electric installation switching device (10), in particular a circuit breaker, comprising a magnetic trigger (73) and/or a thermal trigger (75), a switching lock with a latching point (49, 45), and a switching ...  
WO/2011/057573A1
An electrical protection device includes a first control device (A) and a second control device (B). The first control device includes a first electromagnetic coil (2) mounted around a first sheath (14), a fixed core (7) fixed to an end ...  
WO/2011/057574A1
A jump pin mechanism for a tripping device comprises a jump pin (30) for driving a breaker to be released, a draw bar (10) pivotally mounted on a housing (101) of the tripping device, an energy storage spring, and a restoring spring for ...  
WO/2011/057049A1
Methods and apparatus for non- intrusive power monitoring and current measurement in a circuit breaker (104) without modification of the breaker panel or the circuit breaker itself. In one example, an inductive pickup sensor (210) senses...  
WO/2011/054629A1
The invention relates to a switch (1), in particular a power switch for low voltages, comprising a handle (2) for activation and deactivation, an actuating device (3) arranged on the side of the handle (2) on the switch (1), said device ...  
WO/2011/054448A1
The invention relates to an electric installation switching device (10), in particular a circuit breaker, comprising a housing (11), a switching mechanism (15) that can be triggered by a thermal (30) and/or magnetic (31) actuator, a latc...  
WO/2011/053641A1
A flexible amperage flag (206) that indicates an amperage rating of a trip unit (202) in a circuit breaker (200). The flag is molded with a housing of the trip unit so that it remains with the trip unit even when installed into a differe...  
WO/2011/044749A1
A precise tripper is mainly made up of an electronic control system (1), a tripping mechanism (2) and a current sensor (3). The precise tripper compares the collected load current with the rated current, and saves a proportionality coeff...  
WO/2011/045428A1
The invention relates to a multipole electrical switching device (1) with at least two switching poles (7), with a drive mechanism (12) and with a switching shaft (28), which is capable of rotating under the effect of the drive mechanism...  
WO/2011/041843A1
A 3 phase RCBO (Residual Current Breaker with Overload) only 3 DIN modules wide as a result of space savings achieved by not switching the neutral circuit and the location of both neutral contacts at one end of the device. A truly mechan...  
WO/2011/043808A1
A solenoid (12) is provided for an electrical switch. The solenoid (12) includes a coil (50) having a passageway extending therethrough along a central longitudinal axis (96). The solenoid (12) also includes a movable core (46) having a ...  
WO/2011/038566A1
An inner intelligent breaker and a micro-breaker, with the function of automatic closing. The breaker includes a case body in which a breaker action mechanism is disposed, an input terminal (115) and an output terminal (113). The breaker...  
WO/2011/038567A1
An intelligent breaker with the function of automatic closing includes a breaker body. The breaker body includes: an upper cover (11) on which a opening slot (111) is disposed and two ends of which correspond to the opening or closing po...  
WO/2011/036261A2
The present trip unit is an earth leakage device for switching off a mechanism in the case of detecting an earth leakage current. The closed housing (2) is protecting the movable parts of the actuation unit inside the housing from iron p...  
WO/2011/036376A1
The invention relates to a common structure for producing n-phase protection units and to a neutral, said structure consisting of a differential stage (1), having a switch trigger for opening the neutral, and n circuit breakers (2) that ...  
WO/2011/033181A1
The invention relates to a cutoff unit including a contact bridge (22), at least one stationary contact (41, 51) engaging with said contact bridge, and a rotary bar (26) having a transverse opening for receiving (21) said bridge which pr...  
WO/2011/028822A1
A modular test switch assembly includes a plurality of stackable features that may be arranged in a variety of configurations. Each module includes a test switch and includes features to engage adjoining modules in the assembly. The enti...  
WO/2011/027120A2
A miniature circuit breaker having a control unit arranged to produce a trip signal to trigger a trip mechanism into opening a pair of contacts if it determines that an overcurrent condition occurs based on an output of a current sensor;...  
WO/2011/024529A1
A circuit breaker is provided wherein even if a material property (thermal conductivity) of the stud varies, the number of structural changes of a case and the like can be minimized. A stud (20) comprises a base (21), which is housed in ...  
WO/2011/023458A1
The invention relates to an attachment module for detection of a switching state of an electromagnetic switching device which has a switch housing in which an operating means is arranged, which is in the form of a plunger (6) and one end...  
WO/2011/018113A1
A hybrid circuit breaker for interrupting fault currents comprises a mechanical switch (31) through which a normal current is passed, the mechanical switch being arranged to open in case of being exposed to a fault current; and a semicon...  
WO/2011/015263A1
A disconnector for electric power equipment filled with dielectric liquid, especially transformers, applicable in protecting the operation of electric power equipment. The disconnector contains at least two cylindrical current-limiting f...  
WO/2011/012806A1
The invention relates to a rotatable control system for an electric apparatus for cutting off at least one line in the event of an overload or a short-circuit, said system being arranged on a secondary cover (2) that is pivotably removab...  
WO/2011/012389A1
The invention relates to a combination of at least one electromagnetic switching device (1), in particular a contactor, with an interchangeable attachment (2) with an integrated printed circuit board (8), wherein the switching device (1)...  
WO/2010/124782A8
The invention is related to a mechanical latch unit (1 ) for a main drive (120) unit with a permanently coupled four bar latch mechanism within a housing (9), - with a first link (20) with a base end connected with the housing (9) via a ...  
WO/2011/003751A1
The invention relates to a power switch having switch contacts that are opened via a switch shaft, which, when the switch is triggered, is actuated by means of the trigger slider of a trigger unit (1), in particular a working current tri...  
WO/2010/149134A1
The invention relates to a magnetic trigger mechanism at least comprising a yoke having an armature opening, in which yoke an armature is placed, which armature is coaxially surrounded by at least one section of the coil body having at l...  
WO/2010/145756A1
The invention relates to a compact electronic circuit breaker (1) that is simple to assemble. The circuit breaker (1) comprises an insulating housing (2), a switch contact (46) for reversibly contacting a load power circuit (26) to be mo...  

Matches 651 - 700 out of 9,644