Matches 1 - 50 out of 297 1 2 3 4 5 6 >


Match Document Document Title
US20130107413 Portable and Modular Electrical Pegboard System  
A modular pegboard electrical board comprising an expandable grid of electrical leads to allow connection of various electronic implements, including light fixtures, fluorescent lamp ballasts and...
US20140307358 Battery Circuit Fault Protection in Uninterruptable Power Sources  
A power system which includes a battery (or string of batteries) as well as a preemptive fuse driver, PFD, system. The PFD protection system reliably protects circuits that could be damaged by...
US20110012564 DC POWER TOOL WITH A SAFETY DETECTION DEVICE  
A DC power tool having an interiorly provided lithium battery element and a charging switch includes a safety protection module to eliminate the risk of circuitry burn-out and other dangers...
US20150103458 Modular Equipment Center Integrated Truss Sensors  
A modular truss assembly for mechanically and electrically mounting system components of a modular equipment center (MEC). A plurality of MECs is spatially distributed throughout the vehicle to...
US20150036254 MODULAR POWER SKID THAT CAN MEET TWO OR MORE DIFFERENT DATACENTER TIER RATINGS  
A method, apparatus, and system in which one or more instances of a same modular power skid are assembled with main and backup uninterruptible power supplies and multiple power distribution...
US20140327995 SYSTEM FOR DISCONNECTING ELECTRICAL POWER UPON REGULATION FAILURE  
A system (100), comprising: a load-regulation assembly (102) configured to regulate flow of electrical power from a line-power terminal (899); and a load-disconnection assembly (104) being...
US20140218833 SHORT CIRCUIT PROTECTION CIRCUIT AND METHOD FOR INSULATED GATE BIPOLAR TRANSISTOR  
An assembly includes an insulated gate bipolar transistor (IGBT), a gate driver and a short-circuit protection circuit. The gate driver is adapted to supply voltage to a gate terminal of the IGBT....
US20120218673 MOISTURE DETECTION LABEL, MOISTURE DETECTION DEVICE, MOISTURE DETECTION METHOD, POWER SHUTOFF METHOD, AND ELECTRONICS DEVICE  
Provided is a moisture detection device including: a moisture detection label that has at least a pair of detection terminals and a pattern, the detection terminals being provided on abase...
US20110141642 Electromagnetic Load Circuit Failure Diagnosis Device  
A layer short-circuit of a switch element such as a FET included in an electromagnetic load circuit is detected to accurately perform a failure diagnosis of the electromagnetic load circuit. A...
US20130163134 BATTERY PROTECTION CIRCUIT  
A battery pack including a battery and a battery protection circuit is disclosed. In one aspect, the battery protection circuit comprises a protective device configured to inhibit a flow of...
US20090251836 CIRCUIT BREAKER METER  
An electricity metering arrangement comprises a circuit breaker with an installed light indicating electricity meter displayed on the front of the unit. The electricity meter comprises a light...
US20140085763 FAULT DETECTION AND SHORT CIRCUIT CURRENT MANAGEMENT TECHNIQUE FOR INVERTER BASED DISTRIBUTED GENERATORS (DG)  
Systems, methods, and devices relating to fault detection and short circuit current management support in power transmission and distribution networks using multiple inverter based power...
US20110043957 Driver and Over-Current Protection Circuit Therein  
An over-current protection circuit includes a voltage generating unit and a comparing unit. The voltage generating unit is configured for receiving a first voltage and generating a reference...
US20130040820 FAULT CURRENT LIMITER INCORPORATING A SUPERCONDUCTING ARTICLE AND A HEAT SINK  
A fault current limiting (FCL) article comprising a superconducting tape segment comprising a substrate, a buffer layer overlying the substrate, a high temperature superconducting (HTS) layer...
US20060077607 Circuit protector monitoring assembly kit and method  
Monitoring assemblies, kits and methods for determining an operational state of a circuit protector in an electrical circuit.
US20060082941 Installation appliance and installation system comprising one such installation appliance  
An installation appliance and an installation system including at least one installation appliance are proposed, which respectively ensure rational wiring with simple device(s) for connectable...
US20060245134 Process for managing the current-surge that occurs when electric service is restored, following a power outage  
A process for managing the current-surge that occurs when electric service is restored, following a power outage. In the initial embodiment, the device takes the form of a kit of, typically, six...
US20100027178 ELECTRIC/ELECTRONIC CIRCUIT SYSTEM WITH CONDUCTIVE GLASS MEMBER  
[Problems] To provide a means for preventing electric/electronic materials from losing or degrading functionality when electrically conductive glasses are used as such electric/electronic...
US20130163138 WIRE PROTECTION METHOD AND WIRE PROTECTION DEVICE  
With a wire protection method in accordance with the present invention, the method being used for supplying electric power from a power source to a load, an applied-current to the load is detected...
US20080212244 Electronic breaker system  
A system, method, and device for a circuit breaker used in residential and commercial panels are disclosed. The exemplary circuit may have an overload protection device causing a disruption in a...
US20140301007 FAULT CURRENT LIMITER  
Described herein are fault current limiters including an input terminal for electrically connecting to a power source that provides a load current, and an output terminal for electrically...
US20100302698 OVERCURRENT PROTECTION CIRCUIT AND METHOD OF PROTECTING POWER SUPPLY CIRCUIT  
In some embodiments, an overcurrent protection circuit is configured to operate in accordance with operation modes including a first operation mode in which when the power supply circuit is...
US20130308239 SWITCHING DEVICE AND BREAKER CONTROL METHOD  
A switching circuit (13) is provided with a charging switch (31) and a discharging switch (32). When the charging switch is turned ON, a battery module (21) is charged by electric power from an...
US20090251832 Over heating detection and interrupter circuit  
An over heating detection circuit and an interrupter circuit are disclosed for interrupting electrical power from a power source receptacle to a load upon the detection of an over heating...
US20090231771 Magnetic Induction Grid as an Early Warning Mechanism for Space Based Microelectronics  
A system for protecting an electronic device from cosmic rays includes a frame in which the circuit is disposed, a cosmic ray detection circuit and a protection circuit. The cosmic ray detection...
US20150200537 SECONDARY BATTERY PROTECTION WITH PERMANENT DISABLE  
Secondary battery protection circuits for protecting a battery from charging and/or discharging faults are provided. A secondary battery protection circuit may include a first terminal and a...
US20060072269 Amperage apparatus for displaying ralative amperage load  
In a first embodiment, the invention is an amperage apparatus 10 for displaying relative amperage load. The amperage apparatus 10 includes a sensor 12 adapted to measure an amperage value, a...
US20150016004 OVER-CURRENT PROTECTION CIRCUIT  
A circuit protecting the components of a power circuit against passing an over-current is connected to an enable terminal of a pulse width modulation (PWM) controller of a power supply circuit on...
US20100315750 OVER-CURRENT PROTECTION CIRCUIT WITH FOLDBACK CAPABILITY  
An over-current protection circuit is disclosed that provides a current limit threshold using resistors in the path of a scaled mirror current of a load current. The protective circuit has a first...
US20130293995 NON-SEQUENTIAL MONITORING OF BATTERY CELLS IN BATTERY MONITORING SYSTEMS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS  
Non-sequential monitoring of battery cells in battery monitoring systems, and related components, systems, and methods are disclosed. In one embodiment, a battery monitoring system control unit is...
US20110019323 PROTECTIVE DEVICE FOR LOAD CIRCUIT  
A protective device for a load circuit as instantly cuts off only the load circuit and protects this load circuit in a case where a dead short-circuit has occurred in the load circuit, is...
US20120044607 Overvoltage and Overcurrent Protection Scheme  
Disclosed are methods and corresponding systems to detect and prevent and/or eliminate overload conditions for a transistor. According to an embodiment, a method includes providing an input signal...
US20130301166 METHOD OF MEASUREMENT FOR DETECTING A FAULT OF A THREE-PHASE ZONE  
Method for protecting an electrical energy distribution box, the electrical energy distribution box comprising a set of distribution bars intended to be connected between a generator and loads,...
US20140092512 Battery Tester  
A battery tester capable of measuring resistance and voltage of a battery using the same input channel. When measuring battery resistance, a testing signal circuit is electrically coupled to two...
US20110110009 SWITCH CIRCUIT HAVING OVERCURRENT DETECTION FUNCTION  
A first overcurrent detecting circuit outputs a first time-up signal when a time period, in which an electric current flowing into the wire harness is greater than the first threshold, reaches a...
US20110267731 Over-current protection for a switch mode class D audio amplifier  
Circuits and methods for over-current protection of pulse-width modulation systems such as switch mode class D audio systems, DC-to-DC converters, or switch mode power supplies have been...
US20080137253 Circuit Interruption Device  
A circuit interruption device (110) is provided in which an interruption element (112) and a fuse element (114) are configured electrically in parallel. The interruption element includes an...
US20110026180 INTEGRATOR AND CIRCUIT-BREAKER HAVING AN INTEGRATOR  
An integrator and a circuit-breaker are disclosed, the integrator being in the form of a passive symmetrical low-pass filter having an integration capacitor. In order to make it possible to...
US20120072739 SHORT CIRCUIT CONTROL FOR HIGH CURRENT PULSE POWER SUPPLY  
A power supply circuit apparatus, and method for controlling the same, includes multiple power supplies connected to a load via power channels and a controller. The controller detects a short...
US20080304196 Electrical Circuit With Incendive Arc Prevention Means  
An electrical circuit comprising a power supply, a load and an incendive arc prevention means comprising a monitoring means and an isolation means, in which the monitoring means monitors the...
US20140177117 GROUND MONITOR CURRENT SENSING  
A ground monitor apparatus for monitoring ground current includes a DC detection module, a DC threshold module, and a trip module. The current monitor module monitors current in a pilot conductor...
US20090273873 DEVICE FOR DETECTING THE THREE STATES OF A CIRCUIT BREAKER  
A device for detecting three states, namely ‘on’, ‘off’ and ‘triggered’ of an electric circuit breaker. The device includes a mobile magnetic device, movable between three positions corresponding...
US20140293494 Adaptive Topology Assisted Protection and Control of Electric Power Delivery Systems  
Disclosed are adaptive communication assisted protection and control. Local intelligent electronic devices (IEDs) associated with local switching devices and having unique IDs may transmit switch...
US20130265681 AUTOMATIC AND SELF-SUSTAINING ELECTRONIC SYSTEM FOR THE EARLY DETECTION OF SHORT CIRCUIT FAULT CONDITIONS  
This is a solid state switch device, capable of receiving and differentiating electrical signatures by a number of electronic and optical elements, the arrangement of which makes it possible to...
US20140139962 CIRCUIT ARRANGEMENT HAVING AN OVERLOAD PROTECTION FOR GALVANIC ISOLATION UNITS  
A circuit arrangement having an overload protection for galvanic isolation units (OK1, OK2, . . . , OKn) for galvanic isolation from one another is described. The galvanic isolation units each...
US20110026181 PROTECTIVE SWITCHING DEVICE FOR MONITORING THE ELECTRICAL CURRENT FLOW TO AN ELECTRICAL USER AND METHOD FOR MONITORING THE ELECTRICAL CURRENT FLOW TO AN ELECTRICAL USER BY WAY OF A PROTECTIVE SWITCHING DEVICE  
A protective switching device is disclosed for monitoring the electrical current flow to an electrical user, including a switching functionality, an excess current triggering functionality and a...
US20080232016 Power control circuit with alarm  
A power control circuit with alarm, comprising a MCU control circuit, wherein further comprising a step down commute circuit, a power detecting circuit, a voltage regulate circuit, a complementary...
US20060164776 Current-limiting circuit and method for operating the circuit  
A current-limiting circuit, including a switch, a diode, an inductance, an input with a first connection and second connection, and an output with a first connection and second connection. The...
US20150085415 PASSIVE CIRCUIT FOR IMPROVED FAILURE MODE HANDLING IN POWER ELECTRONICS MODULES  
A power electronics module for enhancing short circuit failure mode (SCFM) transitions. The module is adapted to disconnect a gate unit from the module using a first switch, upon a failure of at...
US20130155565 OVERCURRENT PROTECTION CIRCUIT  
An overcurrent protection circuit includes a universal serial bus (USB) controller having an overcurrent detection pin, and a plurality of USB connectors each electronically connected to a USB...

Matches 1 - 50 out of 297 1 2 3 4 5 6 >