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WO/2012/111936A2 |
The present invention relates to a leaking current shut-off device for preventing malfunction due to a surge, the device being adapted to be able to supply stable power to a load by sensing whether a sensed current is a temporary surge o...
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WO/2012/110279A1 |
A relay circuit comprises an electromechanical relay (RLA) having contacts (SW1) in an AC supply to a load (LD). The relay contacts (SW1) automatically close when a current greater than a predetermined closing current is passed through t...
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WO/2012/105913A1 |
The purpose of the invention is to create an electromagnetic relay (3) of a switch (S) used for interruption of the electric circuit whenever differential current would occur between a phase conductor (P) and a neutral conductor (N) ther...
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WO/2012/100793A1 |
The invention relates to a switching unit (1) for switching high DC voltages, in particular for a galvanic DC interruption between a DC source (2) and an electrical device (3). The switching unit (1) comprises two connections (11, 12), w...
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WO/2012/086498A1 |
[Problem] To protect a switch or a device on an electric path to which a switch is connected from overheating by an occurrence of an arc, and prevent burn accidents on the electric path to which the switch is connected. [Solution] A swit...
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WO/2012/080393A1 |
An electromagnetic actuator has a yoke (9) for guiding a magnetic flux, and a holding plate (6) attached to an actuating member (1), the holding plate (6) and yoke (9) forming a first magnetic circuit. Furthermore a magnetic flux generat...
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WO/2012/074621A1 |
A circuit breaker is disclosed that has a neutral lock-out mechanism that prevents electrical connection between a power source and a load when a neutral rail is disconnected from the circuit breaker. The circuit breaker has a line conne...
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WO/2012/040750A1 |
In a residual current operated device (1), the invention proposes, for the purpose of functional checking without interrupting the downstream electrical system and also for the purpose of achieving a compact design, that the residual cur...
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WO/2012/025803A1 |
An improved electrical operating mechanism for use in moulded case circuit breaker for enhancing the performance of long stroke solenoid by reducing flux leakage to minimum thereby improving the efficiency of the operating mechanism, sai...
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WO/2012/021909A1 |
In a switching device (1) having at least one first electrical switching device input (2), at least one first electrical switching device output (3) and at least one second electrical switching device output (4), wherein, in a first oper...
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WO/2012/010672A1 |
The invention relates to a electric switching device with a bi-metal tripping device and a latching mechanism with a releasing jack system to be triggered by the tripping device via a tripping bridge, in particular a motor protection swi...
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WO/2012/008088A1 |
Disclosed is a leakage breaker comprising: a level discriminator (4) that compares the output levels of a zero-phase current transformer (1) provided in an electrical circuit, with each of a plurality of pre-set reference levels, and out...
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WO/2011/151668A1 |
The invention relates to the method of overvoltage protection of direct - current electrical circuits at which in the device for overvoltage protection the current path in the point (X) of intentional cutting off the current path is disc...
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WO/2011/148749A1 |
Electrical power failure or an unnecessary alarm, which is caused by an unexpected motion caused due to an unexpected current caused due to grounding on the power source side, occurs as a production problem. Provided is an electrical lea...
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WO/2011/127654A1 |
A residual current protection device comprises an arc guiding plate which is configured to guide arc generated during contacts broken to an arc extinguishing unit. The arc extinguishing unit includes: an arc extinguishing channel configu...
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WO/2011/113072A1 |
In a residual-current circuit breaker (1) comprising at least one core-balance current transformer (2) through which at least a first conductor (3) and a second conductor (4) of an electrical supply system which is to be protected are ro...
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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 ...
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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...
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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 ...
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WO/2011/064157A1 |
The invention relates to a lightning protection device (25) for an antenna receiver, comprising a shield (40, 70) for a coaxial cable (35, 65) connected to the antenna, and a high-pass filter mounted in series relative to said shield and...
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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 ...
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WO/2011/049299A2 |
Disclosed is an electric leakage breaker that uses a leakage current sensor to detect a resistive leakage current flowing through an electric line as is, and to detect a capacitive leakage current (also referred to as a 'charge current')...
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WO/2011/045892A1 |
Disclosed is a ground-fault circuit interrupter that has been developed in a manner so as to be forcibly set to high speed operation at the same time that detection sensitivity is set from low sensitivity to high sensitivity by means of ...
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WO/2011/041482A1 |
Electrically assisted safing of a solenoid linear actuator to provide shock tolerance is provided for a solenoid actuator, the actuator having an armature and at least one electromagnetic inductive coil. A controller, receiving an output...
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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 ...
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WO/2011/018870A1 |
Disclosed is a circuit breaker wherein the protective function of the breaker is able to be selectively switched, by means of a simple button operation, so that the circuit breaker can be operated as either a molded case circuit breaker ...
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WO/2011/001040A1 |
The invention relates to a module (20) for protecting against overvoltage, comprising at least one varistor (1) mechanically connected to driving means (10) by a first thermal separator (P1). The melting of the first separator (P1) enabl...
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WO/2010/144465A1 |
The invention pertains to a system for monitoring and controlling power distribution including a power distribution device which has a module, a input line, and an output line. The input and output lines carry electrical power into an ou...
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WO/2010/135903A1 |
A power plug with leakage protective function comprises a housing (1). A reset button (11) and a test button (12) are arranged on the top surface of the housing (1). A pair of movable anchors (7) are fixed on the bottom of a circuit boar...
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WO/2010/115633A1 |
The invention relates to a trigger unit (1) for attachment to an installation switching device, comprising a coupling apparatus (4) which can take an ON position and a trigger position, and which can be coupled to a trigger apparatus of ...
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WO/2010/089612A2 |
A residual current switching device (14) comprises live and neutral terminals (32, 34), outgoing load terminals (36) electrically communicable with the respective live and neutral terminals (32, 34), and a switching device (22) between a...
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WO/2010/076403A1 |
The invention relates to a remote control device with an insulating housing (41) having at least one main surface and including an actuator (21) with a mobile portion, driving means (22) interacting with said mobile portion, and a rotary...
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WO/2010/054739A1 |
The invention relates to an overcurrent relay, having a rocker (20) which is borne such that it can pivot and on which at least one moving contact piece (11) of a contact point (12) is borne, wherein, in the event of an overcurrent, the ...
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WO/2010/054738A1 |
The invention relates to an electrical overcurrent relay which comprises a snap-action switching mechanism (5) which can be snapped over between two stable switch positions, an operating lever (7) which causes the snap-action switching m...
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WO/2010/052381A1 |
The invention relates to a fuse board T comprising a so-called main module (10) for cutting the electricity and a so-called initial individual module (1, 2) for cutting the electricity, said main module (10) comprising electrical protect...
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WO/2010/001950A1 |
In a wiring device for detecting a leakage current of an electrical path connecting commercial power supply and a load to interrupt the electrical path, the leakage is interrupted reliably even if the leakage current has a distorted wave...
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WO/2009/156656A2 |
The invention relates to an electronic meter for electric power having a controlled reclosing of the cut-off member (OC) by a circuit breaker of a subscriber. The meter comprises, on at least one phase, a circuit (1) generating HF to the...
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WO/2009/153644A1 |
An aircraft circuit breaker includes a housing and a conductive member coupled thereto. The conductive member has a first conductive portion structured to be electrically and mechanically coupled to a conductive panel and a plurality of ...
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WO/2009/135250A1 |
This invention relates to alternating current switching devices and in particular to in-line alternating current switching devices. The invention of an in-line A.C. power switching assembly includes a controllable A.C. power switch which...
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WO/2009/109106A1 |
A leakage protective plug used to protect electric appliance, includes a case (10) and a conductive blade disposed within the case (10). A protective cap (101) is fixed on the top of the case (10) and comprises a reset button protective ...
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WO/2009/105180A1 |
A circuit breaker includes a housing (24,26) forming an opening. A push switch (32) is connected to a test circuit to enable testing of the test circuit in accordance with closing the push switch (32). A flexible membrane (15) is formed ...
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WO/2009/103896A2 |
The invention relates to a device for protection against overvoltage that comprises: at least one overvoltage protection member (11); a thermo-sensitive device capable of deformation on the basis of the temperature thereof; a thermal lin...
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WO/2009/100470A1 |
In a fault current circuit breaker (1) having mains voltage-independent fault current breaking, comprising at least one total current converter (2), through which at least one first conductor (3) and a second conductor (4) of a network t...
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WO/2009/095304A1 |
The present invention relates to a fault current circuit breaker comprising a summation current transformer (18), evaluation electronics (12), a first switch contact (1) in a first current branch (19), a second switch contact (2) in a se...
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WO/2009/089994A1 |
In IEC technology, circuit breakers and residual current devices are used which have isolating contacts that interrupt the electric circuit in the event of excess current and a short-circuit current or a residual current. The aim of the ...
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WO/2009/089995A1 |
A residual current device (10) is equipped with an additionally functionality so that an electric circuit in which the residual current device is switched is also protected from arcs. The residual current device comprises appropriate mea...
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WO/2009/082358A1 |
An electric automatic switch consists of a housing (1), wherein at one end of the housing (1) there is a connection terminal (2) for a supply connection of the protected circuit and at the opposite end there is a connection terminal (3) ...
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WO/2009/071552A1 |
An automatic low voltage switch comprising a case containing: a pair of poles, each one comprising a first contact and a second contact able to be connected/disconnected reciprocally with one another; an open/close kinematism operational...
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WO/2009/043075A2 |
Disclosed is ground fault circuit interrupter comprising a summation current transformer (RK, W, SC) for lines (L1, N) that are to be monitored and are led across the contacts of a first multipole switch (S1) which is retained by a break...
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WO/2009/035191A1 |
The present invention provides an instant current limiter using a magnet switching for a DC circuit breaker comprising a core unit including a first core wound with a coil to form magnetic field and a second core coupled to the first coi...
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