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WO/2015/140359A1 |
A control circuit is provided for an energy-saving contactor including at least one power contact. The circuit comprises: a supply unit; an energy storage circuit coupled to the supply unit; a first transducer coupled to the supply unit ...
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WO/2015/140446A1 |
The invention relates to an electrical apparatus (10) for controlling a load comprising a first terminal (D), a second terminal (F), a pushbutton (14) and a controlled switch (12) comprising a first input (52) linked to the first termina...
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WO/2015/139976A1 |
The invention relates to an electrical apparatus (10) for controlling a load comprising a first terminal (D), a second terminal (E), a transformer (18) with a primary circuit and a secondary circuit isolated electrically with respect to ...
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WO/2015/136797A1 |
This latching-relay drive circuit (1) contains the following: a transistor (M1) that turns off when a control switch (SW) opens; and a transistor (M2) that is connected in parallel with a capacitor (C1) and a control coil (L1), and when ...
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WO/2015/132515A1 |
The invention relates to a method for controlling at least two relays (10, 20) connected in parallel on an electric line, each relay being arranged such as to close the electric line. Said method is characterized in that it includes at l...
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WO/2015/129070A1 |
In order to accurately detect an operation abnormality of a moving contact, the operation abnormality of the moving contact (9) with respect to a fixed contact (10) is detected on the basis of at least one of a separation transient respo...
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WO/2015/103885A1 |
An intelligent integrated high-voltage alternating-current contactor, comprising a pole rod (1), a body (2), a body controller (4) and a proximitor (3). The pole rod is fixedly connected to an upper top surface of the body via a lower bo...
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WO/2015/086666A1 |
The invention relates to an apparatus for protecting high-voltage electrical connections, in particular in vehicles. What is described is: a protection device (100) for interrupting a line (107). The protection device (100) comprises a c...
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WO/2015/084608A1 |
Method and apparatus for a mechanical latching of at least one pole of a relay selected from SPST, SPDT, DPDT, reversing DPDT, multi pole MPST and MPDT including the integration of one of a single and plurality of hybrid SPDT or DPDT swi...
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WO/2015/078782A1 |
The invention relates to a device (100) for driving an electromechanical component (200), having: an integrated circuit (10) for driving a semiconductor element having an H-bridge driver apparatus (20); and an interface apparatus (30), b...
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WO/2015/070893A1 |
The present disclosure relate to a method 50 performed in a control unit 12 for opening a contactor device 1. The contactor device 1 comprises a carrier 8 being movable between a closed position in which a current is allowed to flow in a...
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WO/2015/070894A1 |
The present teachings relate to a method 60 in a control unit 12 for closing a contactor device 1. The control unit 12 is configured to enable the movement between the closed position and the open position by energizing a coil 6 of an el...
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WO/2015/059410A1 |
The invention relates to a method for detecting a change in the state of an electric actuator, which includes the following steps: recording a mechanical vibration during an instruction to change the state of the actuator; comparing the ...
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WO/2015/045226A1 |
The output from a first alternating current power source supplied through a first relay or the output from a second alternating current power source supplied through a second relay is fed to a load by a third relay switching therebetween...
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WO/2015/047123A1 |
The invention relates to a fault detection method and system in an Electronic Trip Unit (ETU). An ETU includes a Protection Function (PF) and a Metering Function (MF), each of the PF and MF measuring in parallel the same one or more p...
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WO/2015/036824A1 |
A system for determining fixation of a relay has an electricity storage device, an electrical apparatus, a relay, a first insulation resistor, a second insulation resistor, a detection circuit, and a controller. When the relay is control...
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WO/2015/036830A1 |
An electrical storage system includes an electrical storage device (10), a load (20), a positive electrode line, a negative electrode line, a first relay (MC1), a second relay (MC3), a third relay (MC2), a drive circuit (30) and a contro...
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WO/2015/032433A1 |
The present invention relates to an electrical appliance comprising an electronic control unit (6) and a power circuit (7) supplying power to said electronic control unit (6), the power circuit (7) comprising a soft on/off switch (1) for...
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WO/2015/027592A1 |
A time relay used for metal halide lamp loads comprises a control circuit comprising a step-down commutating and voltage-stabilizing circuit A, an outage detection circuit B, a timekeeping control circuit C, an energy storage circuit D a...
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WO/2015/017882A1 |
An electrical relay driver arrangement for energising and de-energising an electrical coil of an electro-mechanical relay including a power supply controller adapted to provide outputtable voltage at definable intervals approaching or ab...
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WO/2015/011531A1 |
An electrical storage system includes a first relay, a second relay, a drive circuit configured to drive the first relay and the second relay, and a controller configured to control operation of the drive circuit. The first relay is prov...
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WO/2015/012851A1 |
Technologies are generally described for an electric power consumption control scheme. In some examples, a method performed under control of a power control system may include measuring an electric power consumption of an electric device...
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WO/2015/008509A1 |
This power source control device has a discharge slowing means (3) that slows the speed of electrical discharge current from a capacitor element (C1) to a converter (6), and after the converter (6) is controlled and the capacitor element...
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WO/2014/206306A1 |
A diode contact protection combination switch and a specific implementation method. The combination switch comprises a primary contact protection circuit formed by a primary switch contact of a primary relay, diodes parallel connected at...
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WO/2014/202742A1 |
The invention relates to a detection device for the detection of mechanical functional states of a motor vehicle lock (1), at least two binary signal outputs (S1, S2) being provided which define a logical state of the detection device (2...
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WO/2014/199056A1 |
The invention concerns an assistance device (17) for a power generation system (11) of an aircraft, said system (11) comprising a generator (13), a regulator (14) and a contactor (15) comprising contacts and a control for opening/closing...
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WO/2014/191442A1 |
The invention relates to an electrical switch element (1) and an arrangement for such an electrical switch element (1), in particular a contactor or a relay. There is provided according to the invention a coil member (3) and a yoke (7). ...
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WO/2014/187470A1 |
The present invention relates to a reset circuit for use in a machine safety system, and to a reset control system for controlling such reset circuit. A reset- switch branch of the reset circuit is connected to indicator-light branch of ...
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WO/2014/180499A1 |
The invention relates to a switching device, in particular a low-voltage switching device, having an electronic coil actuation device which is electrically connected to a control unit (13) and a PLC input (11). The invention is character...
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WO/2014/179220A1 |
At a contact input circuit, a voltage at a switching device is sensed and the voltage is associated with a status of a switching device. The contact input circuit is operated according to the sensed voltage regardless of the value of the...
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WO/2014/179279A1 |
A voltage is sensed at a switching device and the voltage is associated with a status of a switching device. The sensed voltage is converted to a useable voltage regardless of the value and type of the sensed voltage. At a single self-co...
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WO/2014/169324A1 |
A mains electrical power outlet assembly; said power outlet assembly including at least one power outlet socket; said power outlet assembly including at least one sensing module, operating a power switching module and a microprocessor; s...
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WO/2014/167089A1 |
This electrical contactor (10) comprises at least one pair of fixed contacts (16) and, for each pair of fixed contacts (16), a movable contact (17) that can be moved between a closed position and an open position, and an electromagnetic ...
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WO/2014/147626A1 |
In one aspect, the present invention is directed to an on- off switch (10, 10'), comprising: an on state (illustrated in Fig. 4a), being a state in which power is supplied to a power consumer! a delayed off state (illustrated in Fig. 4c)...
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WO/2014/131822A1 |
A safety switching apparatus for the connection and failsafe disconnection of a technical system (12) has a first input (38) for receiving a clock signal (34), which is supplied via a feed line, at a defined clock frequency fT. The safet...
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WO/2014/126130A1 |
At least one inductance component (20) is provided in the vicinity of a latching relay (RLY1). When switching the latching relay from a reset state to a set state, or the other way around, a coil of the latching relay is energized substa...
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WO/2014/111439A1 |
The invention relates to a safety switching device (1) for controlling a technical system (10) in an automated manner, comprising a housing (27), at least one input (29a) for receiving an input signal, at least one processing unit (28a, ...
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WO/2014/109746A1 |
A relay control circuit for use with a relay having a coil voltage input. The relay control circuit includes a first input to receive a first voltage capable of energizing the relay, a second input to receive a second voltage, less than ...
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WO/2014/109745A2 |
A relay control circuit for use with a relay having a coil voltage input. The relay control circuit includes a first input to receive a first voltage capable of energizing the relay from a de-energized state, a second input to receive a ...
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WO/2013/077990A9 |
A method of increasing speed of an electro-mechanical relay provides an electromechanical relay having a coil and at least one contact. A first resistor and a second resistor are each in series with the coil, with the second resistor bei...
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WO/2014/097509A1 |
Provided are a power supply relay control device capable of properly preventing a relay contact failure from occurring and an electric power steering device. When a conduction abnormality occurs between relay contacts, a power supply rel...
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WO/2014/095114A1 |
The invention relates to an electromagnetic contactor, comprising fixed and movable contacts, which are fixed on a contact carrier, which is coupled to a movable armature, which is arranged opposite a yoke, wherein an armature restoring ...
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WO/2014/097566A1 |
A blinking device is provided with a plurality of power-supply terminals, a plurality of load terminals, a plurality of contact switches, a control circuit, a plurality of mounting substrates, and a box-shaped case for accommodating all ...
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WO/2014/094830A1 |
Regulated power supply assembly for use in electrical switch A regulated power supply assembly (106) suitable for use in an electrical switch (100) is disclosed. The regulated power supply assembly regulates an excitation current provide...
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WO/2014/096410A2 |
Apparatus for operating an electromagnetic switchgear drive with a pull‑in coil, having a measurement transducer for producing a signal magnitude that corresponds to a magnetic flux of the pull‑in coil, and a regulator for adjusting ...
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WO/2014/083770A1 |
Provided is an electromagnetic switch whereby it is possible to easily detect whether a movable contact element is operating properly with respect to a pair of fixed contact elements. An electromagnetic switch comprises: a pair of fixed ...
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WO/2014/067903A1 |
The invention relates to an actuating circuit (10) for switchgear having: a switch element (S) for controlling the power supply to a coil (12) of an electromagnetic actuator of the switchgear connected in series to the switch element; a ...
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WO/2014/067174A1 |
A low-voltage AC/DC control and protection for electrical appliance, comprising: a closing flat coil (A) , a metal disk (B), an opening flat coil (E), a shaft (G), a magnetic enhancement board (K), a buffer (X), a control circuit (F), a ...
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WO/2014/063955A1 |
A subject matter of the application relates to a method for determining fault states in a half-bridge circuit (HBS) having at least a first semiconductor switch (HS1) and a second semiconductor switch (HS2), wherein the first semiconduct...
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WO/2014/060144A1 |
The invention relates to a current control circuit (40) for the control bobbin of a contactor, which comprises two connections (21, 22) for connecting to an energy accumulator. Said current control circuit comprises a integrated circuit ...
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