Continuously transposed conductor (“CTC”) cables are described. A CTC cable may include a plurality of electrically insulated strands connected in parallel at their ends. Additionally, each strand may include one or more conductors and an extruded insulation layer formed at least partially around the one or more conductors.

A multiple parallel conductor that is easy to produce and use and has a plurality of twisted, insulated individual conductors. The individual conductors are arranged above one another in a plurality of sub-conductor bundles arranged next to one another. A strip is applied to the multiple parallel conductor on a side surface of the multiple parallel conductor in the longitudinal direction of the multiple parallel conductor, on which strip spacer plates are arranged so as to be distributed in the longitudinal direction, and the multiple parallel conductor together with the strip and the spacer plates is wrapped with a wrapping.

A multiple parallel conductor that is easy to produce and use and has a plurality of twisted, insulated individual conductors. The individual conductors are arranged above one another in a plurality of sub-conductor bundles arranged next to one another. A strip is applied to the multiple parallel conductor on a side surface of the multiple parallel conductor in the longitudinal direction of the multiple parallel conductor, on which strip spacer plates are arranged so as to be distributed in the longitudinal direction, and the multiple parallel conductor together with the strip and the spacer plates is wrapped with a wrapping.

A continuously transposed cable CTC, extending according to a longitudinal development direction (L) and having two opposite longitudinal ends, includes a plurality of strands arranged so to form at least a first and a second adjacent stacks, each extending along the longitudinal development direction (L), wherein said at least first and second stacks form a longitudinal interface therebetween. The CTC cable (1) further includes one or more optical fibers positioned at the interface between the first and the second stacks. A winding of an electromagnetic induction device, such as a transformer, can be obtained by winding said CTC cable.

Disclosed is an apparatus and a method for producing a continuously transposed cable (CTC) by using a plurality of motors and a plurality of linear servo actuators instead of conventional apparatus and method for mechanically producing the continuously transposed cable by using a cam in the step of driving a continuously transposing head, which is the core of the manufacturing process of the continuously transposed cable. The apparatus comprises a continuously transposing head including at least four transposing devices; a control part being connected to the individual transposing devices in the continuously transposing head with wired or wireless connections; and a display input part for enabling a user to access and control it, the display input part being connected to the control part with wired or wireless connections, whereby the user can control the operation of the apparatus through the display input part, and continuously the control part can respectively control the individual transposing devices in the continuously transposing head in order to produce the continuously transposed cable.

A continuously transposed conductor (CTC) cable may include a plurality of electrically insulated strands arranged in first and second stacks with the plurality of strands successively transposed between the first and second stacks. The plurality of strands may include at least one strand having a plurality of component strands that are arranged in third and fourth stacks with the plurality of component strands successively transposed between the third and fourth stacks. Each of the components strands may include a conductor and insulation formed at least partially around the conductor.

A conductor for conducting electric current has along its length at least two main sections comprising at least a first main section and a second main section and at least one transposing junction connecting adjacent ones of the main sections The conductor comprises several partial conductors comprising at least a first partial conductor and a second partial conductor wherein in the first main section the first partial conductor has an outer diameter which is larger than an outer diameter of the second partial conductor and, in the second main section the second partial conductor has an outer diameter which is larger than an outer diameter of the first partial conductor.

Continuously transposed conductor cables include a plurality of electrically insulated strands that are formed into two interposed stacks. Each of the plurality of strands may successively and repeatedly taking on each possible position with a cross-section of the CTC cable. Additionally, an optical fiber may be incorporated into the continuously transposed conductor cable.

Disclosed is an apparatus and a method for producing a continuously transposed cable (CTC) by using a plurality of motors and a plurality of linear servo actuators instead of conventional apparatus and method for mechanically producing the continuously transposed cable by using a cam in the step of driving a continuously transposing head, which is the core of the manufacturing process of the continuously transposed cable. The apparatus comprises a continuously transposing head including at least four transposing devices; a control part being connected to the individual transposing devices in the continuously transposing head with wired or wireless connections; and a display input part for enabling a user to access and control it, the display input part being connected to the control part with wired or wireless connections, whereby the user can control the operation of the apparatus through the display input part, and continuously the control part can respectively control the individual transposing devices in the continuously transposing head in order to produce the continuously transposed cable.

A continuously transposed cable CTC, extending according to a longitudinal development direction (L) and having two opposite longitudinal ends, includes a plurality of strands arranged so to form at least a first and a second adjacent stacks, each extending along the longitudinal development direction (L), wherein said at least first and second stacks form a longitudinal interface therebetween. The CTC cable (1) further includes one or more optical fibers positioned at the interface between the first and the second stacks. A winding of an electromagnetic induction device, such as a transformer, can be obtained by winding said CTC cable.