Electrical Cable – 7 minutes
Identifies the major parts of a primary cable.
Voltage Stress and Stress Relief – 6 minutes
Explains what voltage stress is. Explains how a layered cable design helps counteract the effects of voltage stress. Explains how a layered cable design helps provide for the relief of static charges.
Cable Preparation – 9 minutes
Describes one method of preparing primary cable for a tape splice. Identifies equipment that can be used to prepare primary cable for a tape splice.
Primary Cable Splicing – 9 minutes
Explains how mechanical presses and hydraulic presses are used to install compression connectors to join conductor ends. Describes one method of completing a tape splice on single-conductor, jacketed primary cable.
Splice Kits – 10 minutes
Describes and demonstrates how to install a molded slip-on splice on a primary cable with a concentric neutral. Describes and demonstrates how to install a heat-shrink splice on a primary cable with a jacketed concentric wire layer.
Secondary Cable Splicing – 10 minutes
Identifies differences between primary and secondary cable construction. Describes and demonstrates how to perform a split bolt (mechanical) splice, a heat-shrink splice, a cold-shrink splice, and a rolling ring seal splice on a secondary cable.