Tubular busbars consist of a hollow, cylindrical conductor made from a material such as copper or aluminum. They are often used in high current applications (e., >10,000 A) where the heat generated must be minimized. This article reviews three common types of busbars: solid, stranded, and tubular, with a focus on their characteristics in the context of busbar current. Introduction Busbars are used to distribute electrical power within a system, often serving as a connection point between generators. A busbar is a crucial component in electrical distribution systems, primarily serving as a conductor that collects and distributes electrical power. Early Stage (1950s-1970s) The historical development of busbars. Aluminium tubular busbar is a conductor used in power systems for transmitting large currents, made of high-purity aluminium or aluminium alloys, typically in a round hollow tube structure. Contact our team on 01384 404 488 or simply email your requirements to sales@alcomet. We offer Copper and Aluminium Tubular Busbars in a range of sizes to suit 33kV, 66kV and 132kV. The purpose of this document is to detail the requirements of Northern Powergrid in relation to the tubular busbar systems and associated fittings detailed within this document. In this blog, I will introduce busbars in detail. What is an electrical bus bar? An electrical busbar ("bus bar" or "buss bar") is a.