A connector device includes a plurality of connectors each configured to connect a conductor of a first cable to a conductor of a second cable. The connectors each include a body portion having conductor receiving portions each structurally configured to receive a conductor of one of the cables, a crosstalk mitigation portion configured to mitigate crosstalk, the crosstalk mitigation portion including a connection portion structurally configured to connect a first one of the conductors to a second one of the conductors, and the crosstalk mitigation portion is configured with a crosstalk mitigating shape configured to reduce a level of crosstalk to the cables.

A connector is configured to connect cables so as to mitigate alien crosstalk. The connector includes a body portion and an alien crosstalk mitigation portion. The alien crosstalk mitigation portion has a first shield portion and a second shield portion. The second shield portion is structurally configured to be electrically connected to the first shield portion. The second shield portion comprises a first shield connection portion structurally configured to electrically connect to a first cable shield portion of the first cable and a second shield connection portion structurally configured to electrically connect to a second cable shield portion of the second cable. The first shield portion is structurally configured to electrically connect with the first and second cable shield portions. The alien crosstalk mitigation portion is structurally configured to electrically connect with the first and second cable shield portions to mitigate alien crosstalk by 3 dB or more to the conductors of the cables from a cabling system.

A connector for connecting a device and a communication line is disclosed. The connector includes a first interface unit and an address storage unit. The first interface unit includes a plurality of connection ends. An address information is stored in the address storage unit. A first group of the connection ends is connected to the communication line. A second group of the connection ends is connected to the address storage unit. A third group is connected to the device. The address of the device can be determined by the address information. A connector system for connecting devices and communication lines and to a motor control center is also disclosed.

The present invention comprises: a current detection unit (12) provided in a terminal block (10) connecting a wire (20), so as to detect a current flowing through the wire (20); a temperature detection unit (14) provided in the terminal block (10) so as to detect the temperature of the terminal block (10); a tube (50) made of an elastic material so as to be provided horizontally on the ground in front of the terminal block (10); a first pressure sensor and transmitter module (52) provided at one end of the tube (50) so as to detect a change in pressure when a specific part of the tube (50) is stepped on and pressed by an approaching person, and thus transmits a first pressure detection signal; a second pressure sensor and transmitter module (54) provided at the other end of the tube (50) so as to detect a change in pressure when a specific part of the tube (50) is stepped on and pressed by an approaching person, and thus transmits a second pressure detection signal; a reception unit (60) for receiving the first and second pressure detection signals; and a monitoring control unit (16) provided in the terminal block (10) so as to receive a current detection value provided from the current detection unit (12), a temperature detection value provided from the temperature detection unit (14), and the first and second pressure detection signals provided from the reception unit (60) and provide same to a central management center (40) through an information communication network (30), and thus the central management center (40) monitors the terminal block (10) with respect to current and temperature and monitors a person approaching the terminal block (10).

A terminal block device to which a first wire and a second wire are to be connected includes a terminal block body made of an insulating material, a cover that is made of an insulating material and covers the terminal block body, a shaft member at which a terminal of the first wire and a terminal of the second wire are engaged, a cylindrical relay terminal through which the shaft member is inserted and which is inserted through the cover, a fastening member for fastening the terminal of the first wire and the terminal of the second wire to the relay terminal. The relay terminal includes a first seat surface that is contactable with the terminal of the first wire between the terminal block body and the cover and a second seat surface that is contactable with the terminal of the second wire outside the cover.

A terminal block attachable to a control device includes a main body including a wiring connection part to which wiring is connected, a first rotation mechanism unit arranged at a first end in a first direction of the main body, and a second rotation mechanism unit arranged at a second end in the first direction of the main body. The first rotation mechanism unit and the second rotation mechanism unit are configured that the main body is rotatable about an imaginary straight line extending along the first direction with respect to the control device. The wiring connection part is arranged at an end of the main body in a radial direction with respect to the imaginary straight line.

A terminal block that is to be fixed to a case of a device and to which an electrically conductive member is to be fastened by a bolt, the terminal block including: a nut to which the bolt is to be screwed; a heat sink that includes a heat dissipation portion configured to come into contact with a coolant for cooling the device; and an insulator that electrically insulates the nut and the heat sink from each other, wherein the heat sink includes a rib located around the nut.

A power converter that includes a casing with a first connection portion for connecting first cables and a second connection portion for connecting second cables, a first busbar having connection plates, a second busbar having other connection plates, a first connector for establishing a quick connection/disconnection of the connection plates of the first busbar with respect to the connection terminals of the first cables and a second connector for establishing a quick connection/disconnection of the connection plates of the first busbar with respect to the connection terminals of the second cables.

A power converter that includes a casing with a first connection portion for connecting first cables and a second connection portion for connecting second cables, a first busbar having connection plates, a second busbar having other connection plates, a first connector for establishing a quick connection/disconnection of the connection plates of the first busbar with respect to the connection terminals of the first cables and a second connector for establishing a quick connection/disconnection of the connection plates of the first busbar with respect to the connection terminals of the second cables.

In an assembly, the electrical connection unit includes an insulating base member including a plate-shaped or sheet-shaped flat surface portion, a conductive bus bar held by the flat surface portion, a plurality of electronic components provided on a first side in a first direction with respect to the base member and each including a terminal electrically connected to the bus bar and a connector connection portion, and a plurality of connector members each including a first connector detachably connected to the connector connection portion and a second connector disposed toward the first direction, and a routing member includes a plurality of relay connectors provided at positions corresponding to the second connectors of the plurality of connector members and insertable into and removable from the second connectors of the plurality of connector members in the first direction, and a support integrally supporting the plurality of relay connectors.