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Inrush Current Limiting Circuit
A current command value in a period from a time when a relay switch is turned on until charging of an inverter capacitor is completed is set to a value smaller...
ELECTROMAGNETIC DC PULSE POWER SYSTEM INCLUDING INTEGRATED FAULT LIMITER
An electromagnetic direct current (DC) pulse power system includes a plurality of pulse forming networks (PFN) module, and an energy storage capacitor and...
SEMICONDUCTOR DEVICE AND CURRENT LIMITING METHOD
A semiconductor device, including a main transistor configured to supply power from a power source to a load, and a current limiting device including a control...
Inductive Rotary Joint with Secondary Safety Circuit
An inductive rotating power transfer circuit, preferably for transferring electrical power from the stationary part to the rotating part of a CT scanner...
GENERATOR PROTECTION ELEMENT
The present disclosure is applicable to generators with low motoring power. In one embodiment, a generator protection element may include a generator...
PROTECTION CIRCUIT FOR AN INVERTER AS WELL AS INVERTER SYSTEM
A protective circuit for an inverter is disclosed, the protective circuit comprising a safety element, a switching arrangement, and a control circuit, with the...
CASCODE SWITCH DEVICE AND VOLTAGE PROTECTION METHOD
A cascode switch device includes a cascode circuit, which includes a first switch and a second switch, and a protection circuit. The protection circuit is...
An isolator circuit (25) for a unit of a safety system (10) includes a power control line (14) connectable to a first loop of a safety system and a power...
APPARATUS FOR MITIGATION OF ADVERSE EFFECTS OF GEOMAGNETICALLY INDUCED
CURRENTS ON TRANSFORMERS
An apparatus for mitigating GIC (geomagnetically induced current) effects through a fuzzy logic controlled variable resistor. Under GIC conditions (or any...
DELAY CIRCUIT FOR CIRCUIT INTERRUPTING DEVICE
A circuit interrupting device that includes a line conductor, a load conductor, an interrupting device, a delay circuit, and a fault detection circuit. The...
ELECTRONIC CIRCUIT ARRANGEMENT FOR USE IN AN AREA EXPOSED TO EXPLOSION
An electronic circuit arrangement may include first and second electric connections connectable to first and second electronic devices, respectively. A first...
RESIDUAL CURRENT DEVICES
A residual current device (RCD) comprises test circuitry which issues intermittent first test pulses each simulating a residual current fault for which a...
CIRCUIT INTERRUPTION APPARATUS PROVIDING AUTOMATIC REDUCED ARC MODE AND
METHODS OF OPERATING THE SAME
A circuit interruption device (e.g., a molded case circuit breaker) includes at least one set of contacts, a contact actuator mechanism configured to open the...
STRING AND SYSTEM EMPLOYING DIRECT CURRENT ELECTRICAL GENERATING MODULES
AND A NUMBER OF STRING PROTECTORS
A string includes direct current electrical generating modules electrically connected in series to form a first end and a remote second end. A power line is...
Systems and Methods for Subsea Cable Ground Fault Isolation
A ground fault isolation system and ground fault isolation circuit for isolating ground faults in electrical subsea conductor lines. The system includes a main...
SIDE-LOADING STRAIGHT-LINE DEADEND CLAMP ASSEMBLY
A clamp assembly includes a body member having a first and second ends. A cable groove is formed in the body member between the first and second ends thereof...
CROSSOVER-BRIDGE CABLE ROUTER
Crossover-bridge cable routers for routing cables through intersections and/or around corners of cable trays are described herein. The crossover-bridge cable...
ELECTRICAL CONNECTION BOX
An electrical connection box includes a frame, and a plurality of blocks each provided with a relay and the like and installed in the frame. The block is...
Wire Protection Member
A wire protection member includes: a flexible cylindrical wire protection tube, in which a plurality of large diameter portions and a plurality of small...
WIRE HARNESS AND CONNECTOR
The present invention makes it possible to prevent the erroneous fitting of a connector (40) and to smoothly perform a fitting operation. A plurality of...
CUTTING UNIT FOR STRIPPING CABLES
A cutting unit for stripping cables in a stripping station includes a base body and a knife holder attached thereto for holding stripping knives. The knife...
STRIPPING TOOL FOR ROUND CABLES WITH THIN INSULATION
A stripping tool for the removal of the insulation of single-wire or multi-wire cables joins two jaws with one another via a common hinge pin as a hinged...
Wire Treatment Pliers Set
A wire treatment pliers set includes a first clamp body and a second clamp body. The first clamp body includes a first main body, a first winding part and at...
METHOD OF CONSTRUCTING DISTRIBUTION LINE USING EXTRA-HIGH VOLTAGE NEUTRAL
LINE COMBINED WITH OVERHEAD EARTH...
The present invention relates to a distribution line, and more particularly, to a method of constructing a distribution line using an extra-high voltage...
METHOD FOR REMOTE INSTALLATION OR REMOVAL OF CIRCUIT BREAKERS
A method is presented for remote installation or removal of circuit breakers using a remote racking tool outside the arc flash zone of the circuit breakers....
SAFE USE PANELBOARD KEYED SHUTTER SYSTEM
Methods and systems for reducing exposure to live parts in a panelboard allow a circuit breaker or other branch electrical device to be safely installed and...
BREAKER-OPERATED ELECTRICAL CONNECTION SHUTTER FOR PANELBOARDS
Method and apparatus for minimizing exposure to live parts in the panelboard allow safe insertion and removal of a circuit breaker from the panelboard. The...
ELECTRICAL ENCLOSURE VOLTAGE PROTECTION SYSTEM
An electrical isolation apparatus to automatically interrupt main power in advance of its junction to the main electrical panel whenever the main disconnect...
ISOLATED BOLT-ON CIRCUIT BREAKER SYSTEM FOR AN ENERGIZED PANELBOARD
Methods and systems for minimizing exposure to live parts in a panelboard allow safe insulation and removal of a circuit breaker or other electrical devices...
IGNITION PLUG AND PLASMA GENERATION DEVICE
To provide an ignition plug having low power loss even though iron is a main component of a center electrode thereof, to which a high frequency power such as a...
HIGH BRIGHTNESS MULTIJUNCTION DIODE STACKING
An apparatus includes at least one multijunction diode laser situated to emit a plurality of beams along respective mutually parallel propagation axes, each...
EXTERNAL-CAVITY TYPE LASER WITH BUILT-IN WAVEMETER
The present invention relates to an external cavity type laser provided with a wavemeter capable of precisely measuring a wavelength of a laser beam based on a...
OPTICAL LOSS MANAGEMENT IN HIGH POWER DIODE LASER PACKAGES
A high power diode laser module is provided with improved high temperature handling and reliability, the module including a housing made of a thermally...
SEMICONDUCTOR LIGHT DEVICE AND MANUFACTURING METHOD FOR THE SAME
Provided is a semiconductor light device comprising a semiconductor substrate having a first conduction type; a first cladding layer having the first...
SEMICONDUCTOR LASER DEVICE AND MANUFACTURING METHOD THEREOF, AND SUBMOUNT
A semiconductor laser device can include an insulating single crystal SiC having a first surface, a second surface, and micropipes having openings in the first...
OPTICAL RESONATOR ARRANGEMENT AND A METHOD FOR ADJUSTING A ROUND-TRIP TIME
IN A RESONATOR
In a resonator arrangement (1) including a resonator (2) an interferometer (9) is arranged inside the resonator (2) and includes at least a first and a second...
A High-Efficiency Parallel-Beam Laser Optical Fibre Drawing Method and
Provided are a high-efficiency parallel-beam laser optical fiber drawing method and optical fiber, the method including the steps of: S1: providing base planes...
MOPA WITH SELECTIVELY VARIABLE PULSE-DURATION
MOPA apparatus includes a mode-locked fiber laser delivering seed-pulses to a regenerative amplifier. The seed-pulses are transported via one of two lengths of...
FIBER LASER ASSEMBLY AND METHOD OF GENERATING LIGHT
A modal instability of a fiber amplifier may be reduced by coupling, e.g. splicing, a length of passive multimode optical fiber to an active multimode optical...
ELECTRICAL PLUGS WITH INTEGRATED STRAIN RELIEF AND METHOD OF MANUFACTURE
Overmolded electrical plugs with integrated strain relief are disclosed. The strain relief may have multiple protrusions extending though the overmolded...
INTERCONNECT FOR IMPLANTABLE MEDICAL DEVICE HEADER
A modular header and method of fabricating same for making electrical connection between an array of feed-through pins extending through a wall of a...
A rotatable plug includes an upper cover, a dynamic rotatable unit, a static rotatable unit pivotally mounted to a bottom of the dynamic rotatable unit, a...
INTERCONNECT SOCKET ADAPTER FOR ADAPTING ONE OR MORE POWER SOURCES AND
Interconnection meter socket adapters are provided. An interconnection meter socket adapter comprises a housing enclosing a set of electrical connections. The...
PLUG ELEMENT AND PLUG SYSTEM
A plug element for an electrical contact of at least one electrical cable with plural electrical conductors includes a multi-part housing with a base element...
Electrical Extension Cord with Remote Power Control
An electrical extension cord with a remote power control is provided. The extension cord includes an elongated electrical cord having a first end and a second...
RECESSED MOVABLE JAWS FOR CONNECTING A PLUG-IN UNIT TO A BUSWAY
A plug-in unit configured to be coupled to a busway includes a housing configured to be secured to the busway, an electrical coupling assembly coupled to the...
INTERFACE APPARATUS AND METHOD FOR CONNECTING PLUG-IN UNITS TO A BUSWAY
An interface apparatus is configured to be mechanically secured and electrically coupled to a busway. The interface apparatus includes a housing configured to...
RJ45 SOCKET CONNECTOR HAVING A TERMINAL MODULE PRVENTING DISLODGMENT OF A
TERMINAL DUE TO MISTAKEN INSERTION
An RJ45 socket connector includes an insulative housing and a terminal module received in the insulative housing. The insulative housing includes a receiving...
Connector receptacles that are simple to assemble, provide a good ground contact path, avoid marring of both inserts and receptacles, and can be arranged to...
ELECTRICAL CONNECTOR HAVING DETECTING CONTACT
An electrical connector includes an insulating housing, a plurality of conductive terminals, a detecting contact and a metallic shell. The insulating housing...