Patent ID: 7285724

Claim:
A bus bar carrier having a lower part, an upper part and an adaptor, comprising at least one adaptor element, arranged between the lower part and the upper part for adaptation to different sizes of bus bars, wherein the lower part comprises a number of receiving grooves in correspondence with a number of bus bars to be received, wherein the receiving groove; have a width defined vertically to a longitudinal axis of the bus bar carrier which is smaller than a maximum transverse dimension of the lower part, wherein further the receiving grooves are defined by outer surfaces of the lower part and said lower part is provided with ribs extending parallel to the longitudinal axis of the lower part, said ribs being arranged on the outer surfaces of the lower part in an outwardly offset manner, such that they surround the receiving grooves in an approximately U-shaped manner, and wherein said ribs are provided outwardly offset with respect to the outer surfaces by defining a gap therebetween, and said ribs are extending from said outer surfaces in a U-shaped manner, thereby increasing the path of leakage current.