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WO/2014/060184A1 |
The invention relates to a control circuit (30) for at least two contactors, which comprises at least one first outlet (15) and at least two second outlets (16) which enable said control circuit (30) to be connected to the connections of...
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WO/2014/060183A1 |
The invention relates to a control circuit (30) for at least one contactor, comprising a first and a second connection (11, 12). Said control circuit (30) also comprises a first and second outlet (15,16) which enables the control circuit...
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WO/2014/060145A1 |
The invention provides a drive circuit (40) for n contactors, which circuit comprises a first input (11) and a second input (12) as well as n first connections (14) and n second connections (15), wherein a first connection (14) and a sec...
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WO/2014/057011A1 |
A method for operating a polarity reversal relay (1) for actuating inductive loads (2) is described. The polarity reversal relay (1) has a first and a second switching contact group (3, 4), for this purpose. First, it is ascertained whet...
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WO/2014/056042A1 |
An interface apparatus is disclosed for interfacing a testing device to a plurality of safety switches at a switch location, wherein each safety switch is connected to an electrical load circuit including at least an active line and a ne...
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WO/2014/016442A9 |
The invention relates to a relay and a method for controlling relays in accordance with a schedule for apparatus control, which enables the useful life of the relay, or the working capacity thereof, to be extended over a useful life dete...
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WO/2014/048747A1 |
The invention relates to an actuating device (18) for a vacuum switching tube (12), comprising a connecting element (20), which can be connected to an electric contact (16) of the vacuum switching tube (12), an electromagnetic actuating ...
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WO/2014/050060A1 |
In the present invention, a relay is prevented from turning off when the voltage of a coil is decreased. A relay switch (103) has a coil (201) such that a predetermined voltage is imposed on one end thereof and the other end is grounded ...
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WO/2014/047057A1 |
A hybrid contact comprising a metallic contact in parallel with a pair of power transistors detects a failure in the ON state, corrects the failure if possible, and notifies a user via an alarm of the failure.
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WO/2014/044317A1 |
The present invention provides a regulated power supply assembly and a method for operating the same suitable for use in an electrical switch. The electrical switch includes an electromagnetic assembly configured to operate said electric...
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WO/2014/046712A1 |
A method and apparatus that monitors and controls the operation of an electricity meter and prevents a failure of and/or damage to the electricity meter. A potential failure condition of an electrical connection between an electricity me...
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WO/2014/046779A2 |
A relay assembly configured for use in a vehicle electrical distribution center. The relay assembly includes a circuit board, a first and second relay disposed the circuit board and a plurality of terminals electrically coupled to the fi...
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WO/2014/041883A1 |
A relay control unit (1a) is provided with a control circuit (2a) for calculating external information such as the temperature of a relay (6) detected via a temperature detection circuit (11), the on/off state of another adjacent relay, ...
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WO/2014/041796A1 |
In the present invention, the connection between an external power supply and a unit for detecting welding of a relay is disestablished at least when a short circuit is detected, thereby preventing the short circuit from being falsely de...
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WO/2014/041568A1 |
Safe disconnection relay comprising a box-shaped outer casing (11); at least one pair of electrical terminals (13 -13") exiting from said box-shaped casing (1 1) for connecting the relay to the circuit in which it must operate; a line (1...
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WO/2014/033029A1 |
The invention relates to a circuit arrangement for actuating a bistable relay. A relay coil (1, 1a, 1b) of the bistable relay is arranged in a series circuit with a capacitor (2). The series circuit is connected to a supply voltage (V+) ...
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WO/2014/034264A1 |
Although an FET (2) turns off when an external switch (11) is turned off, and an FET (1) of a drive circuit unit (7) turns on as the gate thereof is biased, no electricity from a power source (B) is supplied to a load (3) because the ext...
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WO/2014/034278A1 |
A deposition detection circuit (3) which is disposed in a deposition detection device (1) comprises a determination circuit (4) which, when a drive signal is off, determines whether deposition is present in a movable contact (9), on the ...
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WO/2014/019973A1 |
The invention relates to an apparatus (10; 20, 22, 24, 26, 28, 32, 34) for controlling the electromagnetic drive (12; 26 28) of a switching device, particularly a contactor, that has a closing coil (28) and a holding coil (26) that is ph...
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WO/2014/019798A1 |
A coil actuator for an electric switching device which can be actuated during its operation from an open position to a closed position so as to allow a current flowing therethrough and from the closed position to the open position so as ...
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WO/2014/020262A1 |
A power supply circuit (13A) for a piece of electronic equipment (12A) that can be affected by overheating or a fire, comprising a bistable switch (78) switchable between a first state in which the input terminal (17A) is connected to th...
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WO/2014/015908A1 |
The invention relates to an electrical switching device (1) comprising a processing unit (2) and a mechanical switching element (3) and to a method for driving the mechanical switching element (3) of the electrical switching device (1). ...
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WO/2014/000625A1 |
Disclosed is an auxiliary mesh type starter, comprising a motor (1), an electromagnetic switch (3) connected with the motor and relays (12) connected with the electromagnetic switch, wherein the electromagnetic switch comprises a holding...
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WO/2013/189527A1 |
The invention relates to a switching arrangement (10) having an electromagnetic relay (11) which comprises a relay coil (11a), relay contacts (11c) and a relay armature (11b) operatively connected to the relay contacts (11c), and which i...
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WO/2013/189517A1 |
The invention relates to a switching arrangement (20, 40) having an electromagnetic relay (21, 41) that comprises a relay coil (21a, 41a) and switching contacts (21c, 41c), with a voltage source (43) connected to the relay coil (21a, 41a...
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WO/2013/185160A1 |
The invention relates to a method for checking a photovoltaic inverter separation point (14) between the photovoltaic inverter (1) and a power supply network (7), comprising multiple phases (L1, L2, L3) and a neutral conductor (N), where...
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WO/2013/186854A1 |
The present invention addresses the problem of miniaturizing a current sensor having a switch function. The current sensor is provided with: a magnetic circuit for concentrating magnetic flux generated from an electric path onto a magnet...
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WO/2013/180018A1 |
[Problem] To inhibit freezing of a pre-charge relay without wasteful consumption of electric power. [Solution] A power supply device is provided with: a battery (3) for supplying electric power to a load (2) having a capacitor (1) connec...
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WO/2013/171036A1 |
The invention relates to a method for controlling an electric motor, especially for activating actuators in a motor vehicle, wherein a momentary motor voltage is compared to a voltage limit before said voltage is applied to the electric ...
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WO/2013/160217A1 |
The invention relates to an actuator circuit for control of a circuit breaker, characterized in that it comprises two branches in parallel between two terminals (5, 6) and in that the first branch comprises only a first coil (1), the sec...
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WO/2013/149905A1 |
The invention relates to a safety switching apparatus (1) for switching a technical installation (10) on or off in a failsafe manner, having a failsafe control/evaluation unit (28) with an input (34) for receiving an input signal. The fa...
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WO/2013/151446A1 |
In a method of operating an inductive device, for example a reluctance motor having a winding L2A, a controlled switching circuit connected to the winding is repetitively configured in successive configurations. In a first configuration,...
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WO/2013/139107A1 |
The invention relates to a power switch. Disclosed is a remote-control interactive power switch, which comprises a first coil, a self-locking device, a second coil and a power supply control circuit. The first coil controls a switch cont...
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WO/2013/137971A1 |
A relay (141; 241; 341) includes a first terminal (A1), a second terminal (A2), a third terminal (X1), a fourth terminal (X2), separable contacts (10) electrically connected between the first and second terminals, an actuator coil compri...
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WO/2013/135719A1 |
The invention relates to a safety relay circuit, in particular having two relay switches (k1, k2) connected in series or in parallel in a load circuit (LN). A switch-position indicating circuit (A1) is associated with the relay switch (k...
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WO/2013/104762A1 |
Embodiments of the present invention provide apparatus comprising: at least one motor vehicle switchpack (121-135), the switchpack comprising input means operable to control the switchpack to provide a switchpack control output to a moto...
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WO/2013/099102A1 |
When a trouble is caused to a control signal output function of a controller (9), each of output ports of control signals of the controller (9) is brought into a high impedance state. Turning on or off an ignition switch (IGN) in this st...
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WO/2013/098902A1 |
An electric vehicle (1) is provided with an electric motor (5) for generating traveling power, a battery unit (60) for supplying power to the electric motor (5), a charge connector (49) connected to an external power source for charging,...
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WO/2013/094394A1 |
This electromagnetic switching device includes a contact section (1), a drive unit (2), and an information processing unit (4). The contact section (1) includes fixed contacts (10, 11) and a moving contact (12). The drive unit (2) is con...
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WO/2013/087622A1 |
The invention relates to an expansion module (2, 3) for a security system, wherein the expansion module (2, 3) comprises a second contact point (5) which can be coupled to a first contact point (4) of a base module (1) of the security sy...
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WO/2013/089511A1 |
The present invention relates to a relay-driving apparatus for adaptively controlling the magnitude of the driving power being applied to an excitation coil of a relay apparatus. The relay-driving apparatus comprises: a relay switch for ...
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WO/2013/077032A1 |
The present invention is provided with: a switch (SW) connected to both ends of a series circuit to which an alternating current power source (Vs) and a latching relay drive coil (L1) are connected; a voltage detection unit (341) that de...
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WO/2013/073629A1 |
This safety relay device (111) is provided with a reset terminal (21), a self-holding terminal (22), an operation terminal (23), a relay power source terminal (26), and a single forced guided relay (3). The safety relay device (111) is u...
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WO/2013/064630A1 |
The invention relates to a power-switch which comprises a switch housing (1) and an electronic module (2), at least one contact being provided to tap a voltage at a primary conductor (3), and an adapter (4) being provided to reduce the t...
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WO/2013/064631A1 |
The invention relates to a circuit breaker comprising a switch housing (3) and at least one contact for tapping a voltage on a primary conductor (3).
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WO/2013/059091A1 |
Multiple-contact switches are disclosed. An example multiple-contact switch disclosed herein includes a double throw switch having a common terminal, a first throw terminal, and a second throw terminal, the common terminal being coupled ...
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WO/2013/052560A1 |
A method and apparatus for controlling an electromechanical relay. In one embodiment, the method comprises reducing a relay current of a relay that is activated, determining a first value of the relay current, wherein the first value is ...
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WO/2013/036321A1 |
A method and apparatus for switching AC appliances and lights of residences and other automation systems through SPDT or DPDT relays connected in electrical circuit with SPDT or DPDT switch including a current sensor and/or a status sens...
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WO/2013/033765A1 |
A programmable solid state relay comprising: a relay base; an adaptor circuit; a configuration circuit; a trigger input; a voltage monitoring circuit monitoring the trigger input; a countdown timer; a microcontroller; and at least one sw...
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WO/2013/013984A1 |
During the opening process of an actuator (12) of a circuit breaker (10), the polarity of a DC power supply (54) for a coil (28) of the actuator (12) is reversed to achieve a deceleration effect before the armature and the stator of the ...
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