Lineman Transformer

Advanced Transformers

This two-day course is designed to refresh or enhance the knowledge of utility workers who are involved with transformer installation and operation for providing the most common service voltages to meet customers’ needs. The primary focus of the course is directed at the connections and banking of transformers; however, additional emphasis is placed on hazard awareness and trouble scenarios.

The training combines classroom lecture and exercises with hands-on training using NLC’s state-of-the-art TRANSBANKER©. The content of the course includes the following:

  • Transformer Anatomy and Theory
  • Installation and Banking
  • Troubleshooting Transformers
  • Paralleling Transformers
  • Verifying Proper Voltages
  • Turns Ratio
  • Three-Phrase Rotation


This 2-day course is best suited to power industry workers who utilize transformers on a regular basis.


  • Eight trainees maximum
  • Classroom space (when conducted at a customer facility)


  • Standard work gloves
  • Hard hat (ANSI Z89 Class E and G)
  • Safety glasses (ANSI Z87)
  • Work boots with adequate toe protection
  • Calculator or smartphone

Instructor-Led Program

The 4-year Lineman Apprenticeship Program and the (4) Utility Training Services (UTS) courses each have on-campus requirements to complete. Apprentices attend training sessions that are delivered two weeks per year at an NLC campus while the UTS courses are held at set dates on various campuses throughout the year. Attendees will receive classroom, lab, and field instruction from our highly qualified and dedicated staff of training specialists who are committed to providing a positive and challenging educational environment.

Distance Learning

The distance-learning training is offered to electric utility and construction companies for employment certification. This method is most commonly used as part the curriculum component of training leading to eventual certification, and are ideal for adoption or endorsement by utility company associations and statewide organizations. The overall objective of these programs is to certify industry professionals in the areas of construction, maintenance, and operation of power delivery systems, utilizing a distance-learning format that exceeds the standards of the U.S. Department of Labor Office of Apprenticeship.