Aluminum 600V URD cable is designed for use in secondary distribution circuits, where installed in duct or direct burial applications. Maximum operating temperature is not to exceed 90°C in wet and dry locations. Voltage rating is 600 volts. This cable is made in versions with a Reduced Size third neutral conductor and also available in a Full Size third neutral conductor. The neutral is commonly provided with yellow stripes or hash marks. Please review the specifications and consult with an engineer regarding your needs.