Metal-enclosed (ME) bus assemblies f 35 or indoor and outdoor use are covered in this standard. The types of assemblies covered are nonsegregated-phase bus, cable bus, segregated-phase bus, and isolated-phase bus. Rated maximum voltages of ac ME bus assemblies range from 1058 V through 38 kV with continuous current ratings of 600 A through 26 000 A for self-cooled ratings and up to 50 000 A for fo...