An electrical grounding assembly includes an electrically conductive metal grounding plate, and a corrosion-protective jacket enclosing the grounding plate. The jacket is electrically conductive and water impermeable. The electrical grounding assembly further includes an electrically conductive line having a first end in electrical contact with the grounding plate and enclosed in the jacket, and an opposed second end outside of the jacket for connection to a structure to be electrically grounded.

A compressed stranded conductor includes an inner layer strand having conductive wires which are twisted together, and an outer layer strand having conductive wires which are arranged around an outer periphery of the inner layer strand and are twisted together. The inner layer strand and the outer layer strand are compressed. An inner layer area reduction rate of one conductive wire of the inner layer strand is 29% or more and 32% or less. An outer layer area reduction rate of one conductive wire of the outer layer strand is 6% or more and 11% or less. A difference between the inner layer area reduction rate and the outer layer area reduction rate is 19% or more and 25% or less.

A wire harness unit including: a plurality of conductive paths for conducting electricity between in-vehicle devices; and a cooling tube through which a coolant is able to flow for cooling the plurality of conductive paths, wherein: the plurality of conductive paths include a first conductive path and a second conductive path parallel with the first conductive path, the first conductive path includes a first tubular conductor that is conductive and hollow, the second conductive path includes a second tubular conductor that is conductive and hollow, and each of the first tubular conductor and the second tubular conductor includes a first end and a second end that is on an opposite side to the first end.

An automobile architecture includes a composite cable, a main electronic control unit, a subsidiary electronic control unit, a motor sensor, and a wheel velocity sensor. In the architecture, the composite cable connects the main electronic control unit and the subsidiary electronic control unit, and the motor sensor and the wheel velocity sensor are connected to the subsidiary electronic control unit.

A lead may comprise a multiple filar wire comprising an inner core, an inner layer and an outer layer, where a portion of the inner layer is wound in a first orientation and the inner layer comprises a first number of filars of wire and where a portion of the outer layer is wound in a second orientation opposite the first orientation and the outer layer comprises a second number of filars of wire, the second number of filars of wire being greater than the first number of filars of wire. The lead may also comprise insulation covering a portion of the multiple filar wire, the portion of the multiple filar wire and the insulation comprising a helical coil structure wound in the first orientation and an anchor formed by the inner core, inner layer and outer layer extending away from the portion of the multiple filar wire, wherein the anchor comprises no helical coil structure.

[Problem] To obtain a composite electric wire with high electrical conductivity and high plasticity.

[Means for Resolution] A conductive layer 3 is disposed around a central core wire 2 and an insulating coating layer 4 is provided around the conductive layer 3 in a composite electric wire having an outer diameter of approximately 500 μm. The core wire 2 is made of four middle wires 2a to 2d twisted together. Each of the middle wires 2a to 2d is made by twisting a strand made of 48 aramid fibers. As for the conductive layer 3, 12 copper wires 3a with a diameter of 80 μm are closely and spirally wound around the core wire 2 and the circumference of the copper wires 3a is shaped into a circle by tightening.

An insulated copper wire is an insulated copper wire having a copper wire and an insulating film coating a surface of the copper wire, in which the insulating film contains a polymer material having an amide bond, on a peeled surface formed on a surface of the insulated copper wire by peeling off the insulating film, there more copper atoms bonded to a nitrogen atom or a carbon atom than copper atoms bonded to an oxygen atom, an oxygen-containing layer containing 10 atom % or more of oxygen in a depth direction from the peeled surface is formed, and a film thickness of the oxygen-containing layer is in a range of 2 nm or more and 30 nm or less. An electric coil is formed by winding the above-described insulated copper wire.

A multi-phase submarine power cable including: a plurality of power cores arranged in a stranded configuration, and a curvature sensor including: an elastic elongated member, and a plurality of Fibre Bragg Grating, FBG, fibres, each FBG fibre extending axially along the elongated member at a radial distance from the centre of the elongated member; wherein the elongated member extends between the stranded power cores along a central axis of the multi-phase submarine power cable.

Provided, in one aspect, is a connection module. The connection module, in one aspect, includes a cable segment housing, a conductor extending into the cable segment housing, and a movement arrestor substantially surrounding the conductor and axially fixing the conductor relative to the housing, the movement arrestor having a non-PEEK non-conductive portion.

A covered electrical wire comprises a conductor and an insulating covering layer provided outside the conductor, the conductor being a stranded wire composed of a strand of a plurality of copper alloy wires: composed of a copper alloy containing Fe in an amount of 0.2% by mass or more and 1.6% by mass or less, P in an amount of 0.05% by mass or more and 0.4% by mass or less, and Sn in an amount of 0.05% by mass or more and 0.7% by mass or less, with the balance being Cu and impurities, and having a mass ratio of Fe/P of 4.0 or more; and having a wire diameter of 0.5 mm or less.