Park bus runs are complete lines of non-segregated phase bus designed for inter-connecting groups of metal-enclosed or metal-clad switchgear, power transformers or other related equipment. Bar type, with aluminum or copper conductors, is available in 600 Volt, 5, 15 and 38kV classes. All conductors are individually supported on insulating members. All necessary equipment—connection flanges, wall entrance seals, transformer and/or equipment taps, elbows, offsets, wall supports, splicing materials and terminal connectors are included to make a complete installation. The bus duct is designed, manufactured and tested in accordance with ANSI Standard C37.23.