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US20130270087 |
Non-Rotary, Pull-Pull Interphase Gang-Style Linkage Structure For High Voltage Dead Tank Breaker
Linkage structure is provided for connection between an operating mechanism and at least one actuating assembly of a circuit breaker for opening and closing a movable electrical contact of a pole... |
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US20130270089 |
Self-Contained Link Module For Gang-Style High Voltage Dead Tank Breaker
A linkage and operating assembly is provided for a dead tank circuit breaker. The circuit breaker has a plurality of pole assemblies and an actuating assembly associated with each pole assembly... |
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US20130228431 |
Electrical Interface Interlock System
A high voltage (HV) interface housing is provided that includes an assembly of levers within the housing that detect whether or not the HV lines are coupled to the interface housing. If the HV... |
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US20130146433 |
ELECTRICAL CONTACT ARRANGEMENT AND AIR INSULATED MEDIUM VOLTAGE CIRCUIT BREAKER INCLUDING THE ELECTRICAL CONTACT ARRANGEMENT
An electrical contact arrangement for medium to high voltage applications includes a contact arm having a distal end section on which a circular shaped annulus arrangement having several axially... |
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US20140246298 |
HIGH VOLTAGE SWITCHING DEVICE
An exemplary HV switching device includes a casing having at least a first fixed contact and a second fixed contact that are spaced apart from each other and can be connected to two corresponding... |
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US20130056339 |
ELECTRICAL CUT-OFF DEVICE WITH HIGH MAKING CAPACITY
An electrical cut-off device provided with a control module associated with at least one cut-off module corresponding to a phase of an electrical network in which the cut-off module includes a set... |
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US20130270088 |
Guide Structure For Raising Control Cabinet Of A High Voltage Dead Tank Circuit Breaker To A Shipping Position
A pole and actuating assembly for a circuit breaker includes a support frame, a plurality of pole and actuating members carried on the support frame, cabinet movably coupled with respect to the... |
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US20130037399 |
FOLDING HIGH VOLTAGE ELECTRIC POWER SWITCH
A folding high voltage electric power switch that can be fully assembled, tested and adjusted at the factory and then folded for shipping on a road truck with minimal disassembly. The switch can... |
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US20140116866 |
MOLDED CASE CIRCUIT BREAKER WITH LARGE CAPACITY
A molded case circuit breaker comprises: a plurality of stationary contact arms; a plurality of movable contact arms each having a plurality of contact arm pieces; a switching mechanism providing... |
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US20090194403 |
HEAVY-DUTY CIRCUIT BREAKER WITH A HOUSING
A heavy-duty circuit breaker has a housing with a longitudinal housing axis and a contact arrangement disposed in the housing. The contact arrangement is conductively connected to a first... |
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US20070144879 |
Current interrupter for a power network
A current interrupter for use in the power transmission and distribution industry that uses an electrically conductive handle to route current through the current interrupter when the current... |
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US20140083832 |
GAS INSULATED SWITCHGEAR
A gas insulated switchgear includes an enclosure, a first fixed conductor, one side of the first fixed conductor being bent at a right angle and another side of the first fixed conductor being... |
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US20130228551 |
ARC CHUTELESS DC CURRENT INTERRUPTOR
A system comprising a circuit interrupter configured to interrupt flow of current through a circuit during an over current condition, wherein the circuit interrupter comprises two contacts... |
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US20130228432 |
REMOVABLE SHED SLEEVE FOR SWITCH
A housing for a high voltage electrical switch includes a tubular body having a top portion and a bottom portion opposite the top portion and removable shed sleeves. A first shed sleeve is... |
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US20080257703 |
Diverter Switch, a Method for Operating Such a Switch and Use of Such a Switch
The invention relates to a diverter switch with an operating member and an electric circuit. The electric circuit has a main branch (1) and a resistance branch (2) connected in parallel with the... |
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US20150083563 |
WORKING CYLINDER FOR A DRIVE OF AN ELECTRIC CIRCUIT BREAKER
An exemplary working cylinder for a drive of an electric circuit breaker includes a base that includes a cylinder head and a cylinder body that are connected to one another. Additional components... |
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US20120181156 |
GAS-INSULATED HIGH-VOLTAGE SWITCHING SYSTEM
A gas-insulated high-voltage switching includes a housing having a switch module including an actuator, a control module, a cable outlet, a transformer, a circuit breaker, and a grounding switch.... |
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US20120261384 |
INTERRUPTER WITH VOLTAGE SENSING ON BOTH LOAD AND SOURCE SIDES
An interrupter system for a switchgear. The interrupter system includes a source-side conductor, a load side conductor, and an interrupter. A source-side voltage detector is positioned proximate... |
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US20150235784 |
HIGH VOLTAGE CURRENT INTERRUPTER AND AN ACTUATOR SYSTEM FOR A HIGH VOLTAGE CURRENT INTERRUPTER
An actuator system for actuating a high voltage current interrupter is disclosed. The actuator system comprises a transmission link for transmitting kinetic energy from a force provision system to... |
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US20080217154 |
Contact Arrangement with a Limiting Element, Which Limits the Deflection of the Moveable Contact Piece
A contact assembly for a grounding switch or circuit breaker includes a first and second contact piece. The two contact pieces can be displaced in relation to one another. At least one of the... |
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US20150262773 |
GAS INSULATED ELECTRICAL EQUIPMENT
Gas insulated electrical equipment includes: a metal enclosure having an insulating gas introduced therein; a conductor that is accommodated inside the metal enclosure and to which voltage is... |
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US20090166168 |
GROUNDING SWITCH
A valley section is provided between a high-voltage arc contact and a high-voltage main contact. Because of the presence of the valley section, resistance between contacts is reduced while a... |
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US20140160612 |
INTEGRAL CURRENT TRANSFORMING ELECTRIC CIRCUIT INTERRUPTER
An electric power switch suitable as a capacitor, line and load switch for transmission and distribution voltages includes an external actuator controlled by current transformers (CTs) mounted on... |
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US20070144878 |
Driving bracket for an electrical switch
A driving bracket for use in the power transmission and distribution industry that uses an electrically conductive portion to route current to a handle of a current interrupter when the current... |
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US20090266695 |
SWITCH FOR A SWITCHGEAR ASSEMBLY FOR POWER SUPPLY AND DISTRIBUTION
A switch for a switching unit for energy supply and distribution includes a first connection and a second connection, each with a cylindrical bolt. The bolts are axially adjacent one another and... |
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US20100170774 |
SWITCHING POLE FOR A HIGH-VOLTAGE NETWORK
A switching pole for a high-voltage network has a switching unit disposed in a switching pole housing. The switching unit includes a fixed contact and a movable contact. An input connector on a... |
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US20080314724 |
High Voltage Switch Configuration
A high-voltage switch configuration having a subdivision housing, which is supported on a frame by an insulating supporting housing, and having a switch which is fitted to this subdivision housing... |
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US20070241080 |
VACUUM SWITCHGEAR ASSEMBLY AND SYSTEM
Insulated vacuum switchgear and active switchgear elements therefor are provided with a composite overwrap for mechanically isolating a vacuum insulator from axial loads in use without reinforcing... |
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US20140346023 |
AUTOMATED GROUNDING DEVICE WITH VISUAL INDICATION
A grounding device for switchgear includes a connector and a body. The body includes (1) a male interface portion including an electrically conductive bus with a first bore and a spade connector;... |
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US20100230263 |
CUTOUTS WITH AUTOMATIC RECLOSING
A cutout is used in an electrical distribution network to electrically connect a first electric cable with a second electrical cable, The cutout includes an electrically non-conductive insulator... |
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US20130118874 |
DISCONNECTOR, PARTICULARLY OF THE DOUBLE-BREAK DOUBLE-MOVEMENT TYPE
A disconnector, including a crossmember, which has contact pins at its opposite ends, C-shaped contact sockets, which are aligned so as to correspond to the pins in order to receive them by... |
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US20120285806 |
SWITCHING DEVICE AND RELATED SWITCHGEAR
Exemplary embodiments are directed to a switching device that connects and disconnects a power line to and from, respectively, at least an associated electrical load. The switching device includes... |
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US20130306454 |
MOLDED CASE CIRCUIT BREAKER
A circuit breaker includes a housing and a line strap at least partially disposed within the housing. The line strap has a top surface and an opposing bottom surface, a first side surface and an... |
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US20080197008 |
Electrical Switchgear and Method for Operating an Electrical Switchgear
An electrical switchgear has a first switching point and a second switching point The first switching point is arranged inside an evacuated region. The second switching point is arranged outside... |
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US20080217148 |
Circuit Interrupter Assembly and Method of Making the Same
A circuit interrupting device is manufacturable in a number of different configurations providing current path options, conductor connectivity options and sensing options. The device may include a... |
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US20080217153 |
Insulating Body For a Medium-Voltage Switchgear Assembly
An insulating element for a medium-voltage switchgear has a terminal at the busbar end and an outgoing cable. A circuit-breaker is embedded in the insulating element. The insulating element... |
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US20140083831 |
Cable Termination Systems and Isolating Apparatus for Electrical Power Transmission Conductors and Methods Using the Same
A conductor termination system for use with an electrical power transmission conductor includes a termination assembly and a connector. The termination assembly includes an end member and an... |
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US20140110235 |
Dual Current Path For High Rated Currents
A circuit breaker is disclosed. The circuit breaker includes a first current path section and a second current path section. At least one of the first and second current path section includes a... |
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US20160293349 |
SAFETY TEST SWITCH
An interface test device for testing a circuit, the interface test device including a module configured to open and close a medium to high voltage monitoring circuit, the module having at least... |
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US20160247638 |
ELECTRICAL CONTACTS WITH A REDUCED ALUMINUM SECTION
Electrical contacts with a reduced section for use in high-voltage switches, the contacts are produced by machining or by extrusion. The contacts are designed to be used outdoors, indoors, in... |
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US20160225546 |
COPPER-ALUMINUM ELECTRICAL JOINT
A circuit breaker, or transformer, or insulated bus for use with AC voltages greater than 30 kilovolts and AC currents greater than 400 amperes includes an elongated bushing made from electrically... |
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US20160203929 |
BYPASS SWITCH FOR HVDC TRANSMISSION
A bypass switch for high voltage direct current (HVDC) transmission is provided. The bypass switch includes a housing, a fixed contactor disposed in the housing and electrically connected to a... |
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US20160042892 |
SAFETY SYSTEM FOR HIGH VOLTAGE NETWORK GROUNDING SWITCH
The present invention is directed to a safety system integrated into a liquid-insulated high voltage network grounding switch, including modifications to the switch structure to provide an... |