Medium-voltage or high-voltage coupling
First Claim
1. A coupling for electrically and mechanically connecting medium-voltage or high-voltage components comprising:
- a first connecting piece for mechanically and electrically connecting a medium-voltage or high-voltage component,a second connecting piece for mechanically and electrically connecting another medium-voltage or high-voltage component,wherein the two connecting pieces of the coupling belong to complementary connection types, which fit together mechanically,further comprising;
a low-resistance current sensing resistor, which is built into the coupling and electrically connected between the first connecting piece and the second connecting piece in order to measure a current flow between the first connecting piece and the second connecting piece,further comprising;
a data transfer device built into the coupling for the purpose of transferring measurement data relating to the current flow, comprising;
a first optical waveguide connector for connecting a first optical waveguide for transferring the measurement data to an external evaluation unit, andan electrical-to-optical transducer for converting the electrical measurement data to be transferred into optical signals,wherein the electrical-to-optical transducer is connected at its output to the first optical waveguide connector,wherein the data transfer device further comprises;
a transmit buffer in order to buffer the measurement data for transmission before a transfer, the data transfer device switches the electrical-to-optical transducer on and off intermittently in order to achieve a low power consumption, the data transfer device in OFF phases of the electrical-to-optical transducer writes the measurement data to the transmit buffer, and the data transfer device in ON phases of the electrical-to-optical transducer reads the buffered measurement data from the transmit buffer and transfers said data.
1 Assignment
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Accused Products
Abstract
The invention relates to a coupling for electrically and mechanically connecting medium-voltage or high-voltage components, in particular for voltages of 1 kV to 52 kV, comprising a first connecting piece for mechanically and electrically connecting a medium-voltage or high-voltage component, in particular for connecting to a complementary connecting piece of a bushing of a switchgear cabinet, and a second connecting piece for mechanically and electrically connecting another medium-voltage or high-voltage component, in particular for connecting to a complementary connecting piece of an electrical cable, wherein the two connecting pieces of the coupling belong to complementary connection types, which fit together mechanically, and comprising a low-resistance current sensing resistor, which is built into the coupling and electrically connected between the first connecting piece and the second connecting piece in order to measure a current flow between the first connecting piece and the second connecting piece.
14 Citations
29 Claims
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1. A coupling for electrically and mechanically connecting medium-voltage or high-voltage components comprising:
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a first connecting piece for mechanically and electrically connecting a medium-voltage or high-voltage component, a second connecting piece for mechanically and electrically connecting another medium-voltage or high-voltage component, wherein the two connecting pieces of the coupling belong to complementary connection types, which fit together mechanically, further comprising; a low-resistance current sensing resistor, which is built into the coupling and electrically connected between the first connecting piece and the second connecting piece in order to measure a current flow between the first connecting piece and the second connecting piece, further comprising; a data transfer device built into the coupling for the purpose of transferring measurement data relating to the current flow, comprising; a first optical waveguide connector for connecting a first optical waveguide for transferring the measurement data to an external evaluation unit, and an electrical-to-optical transducer for converting the electrical measurement data to be transferred into optical signals, wherein the electrical-to-optical transducer is connected at its output to the first optical waveguide connector, wherein the data transfer device further comprises; a transmit buffer in order to buffer the measurement data for transmission before a transfer, the data transfer device switches the electrical-to-optical transducer on and off intermittently in order to achieve a low power consumption, the data transfer device in OFF phases of the electrical-to-optical transducer writes the measurement data to the transmit buffer, and the data transfer device in ON phases of the electrical-to-optical transducer reads the buffered measurement data from the transmit buffer and transfers said data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. A coupling for electrically and mechanically connecting medium-voltage or high-voltage components comprising:
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a first connecting piece for mechanically and electrically connecting a medium-voltage or high-voltage component, a second connecting piece for mechanically and electrically connecting another medium-voltage or high-voltage component, wherein the two connecting pieces of the coupling belong to complementary connection types, which fit together mechanically, further comprising a low-resistance current sensing resistor, which is built into the coupling and electrically connected between the first connecting piece and the second connecting piece in order to measure a current flow between the first connecting piece and the second connecting piece, and further comprising; a housing having a control electrode made of an electrically conductive plastic, which conducts field lines of the electric field and accommodates electronic components in its interior. - View Dependent Claims (27, 28, 29)
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Specification