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Matches 251 - 300 out of 12,743

Document Document Title
WO/2017/202569A2
The invention relates to a primary-pulsed switching power supply (1) for converting an input voltage (Ue) into an output voltage (Ua), comprising at least: - a fuse (5) arranged in the circuit branch (2) on the primary side, which is des...  
WO/2017/201542A1
A modular distribution block for a high-current power system includes: a ground module and one or more phase modules. The ground module includes a grounding clamp configured to electrically and mechanically connect to a DIN rail and to r...  
WO/2017/200758A2  
WO/2017/200469A1
In a multi-phase power grid fed by a power source, earth fault (460) is located by means of a power supply source synchronized with the power grid, which is connected between a zero point of the grid and earth. In a fault current compens...  
WO/2017/198080A1
An arc-preventing fast-breaking surge protection apparatus, comprising an arc-preventing assembly formed by an elastic component (3) and an arc-preventing ejector (4), a voltage-sensitive assembly, a response switch assembly, a thermosen...  
WO/2017/198062A1
The invention discloses a saturated core type superconducting current limiter and a Dewar. The Dewar comprises: an inner cylinder and an outer cylinder. The side wall of the outer cylinder is provided with a first inner surface and a fir...  
WO/2017/200963A2
Systems and methods for regulating a short circuit current associated with an energy storage system are provided. In one embodiment, an energy storage system can include an energy storage device and a switching power supply coupled to th...  
WO/2017/193983A1
A coupling power fault current limiter, comprising an iron core (100) and a plurality of coils (200). The iron core comprises a plurality of iron core posts (101) which are connected in parallel. The plurality of coils comprises at least...  
WO/2017/196224A1
A method and a device for disconnection of faults in an electric network comprising a plurality of stations (14; 34; 38) connected in a loop, comprising feeding the loop from at least two feeding points(A, B) from a power source (17),ear...  
WO/2017/196649A1
The invention relates to a novel approach for the protection of electrical circuits from ground faults and parallel and series arc faults in a fully solid-state circuit configuration. Solid-state circuits and methods of use are described...  
WO/2017/193982A1
A high temperature superconducting hybrid current limiter, comprising a group of high temperature superconducting modules (100), a current on-off valve (200), an elastic connecting device (300), a current limiting circuit (400), and a gr...  
WO/2017/190782A1
The invention relates to a converter arrangement (1) having a converter (2) which can be switched between an AC voltage supply system and a DC voltage circuit and which has power semiconductor valves that extend between AC voltage connec...  
WO/2017/185200A1
An interface protection circuit for a movable storage device, comprising an overvoltage and overcurrent protection circuit (1), an electrostatic surge protection circuit (2), a power supply management circuit (3), and a main control chip...  
WO/2017/185894A1
An electrostatic discharge circuit, an array substrate, and a display device. The electrostatic discharge circuit comprises a first signal line (10), a second signal line (20), and a first thin film transistor (40). The first thin film t...  
WO/2017/189331A1
An electrical system includes an input node (102) electrically connectable to a power supply (104). The system includes a plurality of voltage suppressors (106, 108, 200, 202), with at least one of the voltage suppressors electrically co...  
WO/2017/186028A1
A protection circuit and system of an electronic contactor. A power input end of a switch tube (1) of an electronic contactor is connected with a positive end of a power source, and a power output end is connected with a negative end of ...  
WO/2017/185847A1
An overcurrent and overvoltage protection device and a method. The device comprises a transient suppressing diode TVS and a self-resettable fuse PTC. The TVS is thermally coupled with the PTC to thereby solve the problem of poor reliabil...  
WO/2017/186456A1
The invention relates to an electric protective device (1). Said protective device (1) comprises: a grounding switch (3) that includes two electric contact terminals (7, 9) and at least one movable contact element (11, 13) for establishi...  
WO/2017/182267A1
The invention relates to an arrangement for overload protection for overvoltage protection equipment, consisting of at least one type II overvoltage arrester with or without a thermal disconnecting device that responds in the case of ove...  
WO/2017/181806A1
A switching-mode power supply lightning protection apparatus and a switching-mode power supply. The lightning protection apparatus comprises a lightning protection circuit (1), a current limiting circuit (2), a rectifier circuit (3) and ...  
WO/2017/178470A2
The invention relates to a module (10) for an explosion-proof luminaire (22) or for another explosion-proof electric device. The module (10) is designed to convert each non intrinsically safe input power on an input (11) into respectivel...  
WO/2017/179413A1
Provided is a relay device, which is capable of performing switching between on and off of an energizing path between electricity storage units, and which is capable of performing, in the cases where abnormalities, such as short-circuiti...  
WO/2017/177429A1
An apparatus may include a transient voltage suppression (TVS) device array coupled to a first input terminal and a second input terminal; and a linear regulator module having a pair of inputs connected to a respective pair of outputs of...  
WO/2017/167079A1
Provided are a power supply circuit and a negative surge protection method. The method comprises: detecting whether a current direction of an object under detection (311) in a power supply circuit (31) is abnormal (S901); sending a contr...  
WO/2017/167514A1
The invention relates to a circuit arrangement for protecting loads (7) connected to a multi-phase network (L1; L2; L3), having an undervoltage and overvoltage switch-off function, transient overvoltage protection, and network reconnecti...  
WO/2017/161983A1
A surge protector and a gas discharge tube (31) used by the surge protector. The gas discharge tube comprises an insulated tube (21) and electrodes (22, 32) sealingly connected to two openings (13) at the end of the insulated tube. An ex...  
WO/2017/159282A1
This ESD protection device (101D) is provided with: a first terminal (T1) and a second terminal (T2) which constitute first balanced ports; a third terminal (T3) and a fourth terminal (T4) which constitute second balanced ports; and a gr...  
WO/2017/157539A1
The invention relates to a method for operating an active bridge rectifier, which is connected to an electric machine (20), which can be operated as a generator, in an electric system of a motor vehicle by means of phase connections (U-Y...  
WO/2017/157117A1
An electrostatic discharge (ESD) protective circuit for an integrated circuit comprises a master ESD protective circuit (401), a resistor (402), and a slave ESD protective circuit (403). The master ESD protective circuit (401) at least c...  
WO/2017/160628A1
Provided herein are improved apparatuses and methods for protecting polarity sensitive loads in DC power circuits that include a power source, a relay coupled to the power source, and a polarity sensitive load coupled to the relay. A dio...  
WO/2017/160415A1
Described is an apparatus which comprises: a pad; a first transistor coupled in series with a second transistor and coupled to the pad; and a self-biasing circuit to bias the first transistor such that the first transistor is to be weakl...  
WO/2017/114697A3
An array (1001) of generator units (1020) each producing a DC electrical output that are connected in parallel to provide the array DC electrical output. The array is connectable to a receiving station (1026) by output power transmission...  
WO/2017/153098A1
The invention relates to a motor starter (10) for an electric motor (20), wherein the motor starter (10) comprises a first and a second phase (12, 14). Said motor starter and electric motor each have an associated switching apparatus (29...  
WO/2017/147806A1
A novel waste gas treatment apparatus based on 485 communication technology, comprising: a central control room (1) and a waste gas treatment mechanism electrically connected to the central control room (1). The waste gas treatment mecha...  
WO/2017/144845A1
The present invention provides for an electronic isolator device for application in intrinsically safe environments having isolation and safety functionality and comprising: an isolator module (101), a safety module (100), and wherein th...  
WO/2017/144846A1
The present invention provides for an electronic functional device such as an isolator and arranged to offer configurable functionality for alteration of the function of the device, the device including wireless reception means for recei...  
WO/2017/144844A1
The present invention provides for an electronic isolator device such as a universal isolator and having isolation and possible safety functionality and comprising an isolator module (550), and a base module (500), and wherein the isolat...  
WO/2017/147126A1
A method reduces inrush currents in a transformer-less rectifier UPS system when an input circuit breaker (102) of the UPS system is closed from an open position. The circuit breaker is coupled between an AC power input (130) and an AC i...  
WO/2017/144847A1
The present invention provides for an electronic barrier device, which can form part of a further device such as an isolating barrier or a zener barrier, and comprising a voltage limiter such as at least one zener device for voltage limi...  
WO/2017/141855A1
In order to suppress both large current and arc discharge during hot switching, a grounding circuit is provided with: a first relay; a second relay; a third relay; a first resistance which is connected in series with the first relay to e...  
WO/2017/142639A1
A fault current limiter may include a current limiting leg to transmit a first current and a control leg in parallel with the current limiting leg, the control leg to transmit a second current. The control leg may include a plurality of ...  
WO/2017/139704A1
A system architecture and method for enabling hierarchical intelligent control with appropriate-speed communication and coordination of control using intelligent distributed impedance / voltage injection modules, local intelligence cente...  
WO/2017/137206A1
The invention relates to an arrangement for the DC-isolated control of a triggered spark gap (FS) with adjustment of the response and residual voltage of the spark gap used, which arrangement has two main electrodes and at least one trig...  
WO/2017/138691A1
Disclosed are an apparatus for protecting a wireless communication device and a wireless communication device comprising the same. The protection apparatus according to one embodiment comprises: a determination unit for detecting a power...  
WO/2017/137254A1
The description relates to a device for steering a vehicle, comprising: an output stage (3, 4) for controlling an electric motor (1, 2); a DC link for supplying electric power to the output stage (3, 4), said DC link having a DC link vol...  
WO/2017/135269A1
A flow path of current i1 is split into a plurality of flow paths by a splitting part (11). A first current cut-off circuit (12) including a fusible link is connected to one flow path (15). A second current cut-off circuit (13) including...  
WO/2017/128113A1
Power supply control circuitry comprises: a capacitive load circuit (11), a switch circuit (12), and a time delay control circuit (13). The capacitive load circuit (11) and the time delay control circuit (13) are connected in parallel be...  
WO/2017/125724A1
An electrical connector provided with a varistor, and to a protection device for incorporation into an electrical connector and having a varistor comprising at least two pins including a first pin which is a live (502) or neutral (504) p...  
WO/2017/125205A1
A monitoring arrangement (5) for monitoring a surge arrester (3) which is connected to a live wire (1) of a power network at a connection point (P2) in order to protect an electrical apparatus (2) against incoming surges, the monitoring ...  
WO/2017/127597A1
Approaches herein provided surface mounted devices each configured as a stand-alone component suitable for attachment to a substrate such as a printed circuit board (PCB). In some embodiments, a method includes forming a base housing, co...  

Matches 251 - 300 out of 12,743