This guide covers power cables incorporating an aluminum sheath@ except those of the SF6 rigid-bus type. Purpose The purpose of this guide is as follows: a) Outline requirements and establish design guidelines for the selection of aluminum sheaths for extra high-@ high-@ medium-@ and low-voltage cables b) Establish basic installation parameters for aluminum-sheathed cables c) Provide references to industry standards and codes incorporating design and installation requirements of aluminum-sheathed cables d) Provide a comprehensive bibliography of literature related to the subject