Abstract: In an embodiment a capacitor includes at least one capacitor unit, each capacitor unit including at least two winding elements, a first busbar, a second busbar, a third busbar and a fourth busbar, wherein all winding elements of the capacitor unit are arranged in a single stack, wherein the first busbar and the second busbar are arranged such that they overlap each other, wherein the first busbar and the second busbar are arranged at a first lateral face of the stack which has a surface normal perpendicular to a stacking direction of the stack, wherein, in the stacking direction, alternatingly either the first busbar or the second busbar is connected to a top face of the winding elements, wherein the third busbar and the fourth busbar are arranged such that they overlap each other, wherein the third busbar and the fourth busbar are arranged on a second lateral side of the stack opposite to a first lateral side, and wherein, in the stacking direction, alternatingly either the third busbar or the fourth busbar

Abstract: Embodiments of the present invention are related to an electrical system with a capacitor element and to a method for operating at least one capacitor element in an electrical system, wherein at least one sensor is configured to measure at least one parameter chosen from device parameters and environmental parameters, a processing unit is configured to process the at least one parameter and to evaluate a capacitor element information of the at least one capacitor element based on the at least one parameter, and wherein the capacitor element information includes one or more chosen from a capacitance loss, a tangent variation, a stress, a remaining lifetime, a failure condition, and wherein the at least one sensor includes one or more sensors configured to measure one or more gas species that are chosen from gas species that can be created during a pyrolysis event of one or more components of the capacitor element.

Abstract: A capacitor is disclosed. In an embodiment a capacitor includes at least two winding elements, a first busbar and a second busbar, wherein the first busbar and the second busbar connect the winding elements in parallel to each other, and wherein the first busbar and the second busbar are arranged such that they overlap each other.

Abstract: A film capacitor is disclosed. In an embodiment a film capacitor includes a film comprising a blend of polypropylene and cyclo-olefin copolymer, wherein the blend includes an amount of at least two thirds by weight of polypropylene, and wherein the cyclo-olefin copolymer includes ethylene in a range of 23 weight % to 27 weight % inclusive and norbornene in a range of 73 weight % to 77 weight % inclusive.

Abstract: A capacitor is disclosed. In an embodiment a capacitor includes at least two winding elements, a first busbar and a second busbar, wherein the first busbar and the second busbar connect the winding elements in parallel to each other, and wherein the first busbar and the second busbar are arranged such that they overlap each other.