Learn basic utility distribution concepts, and gain an understanding of the function of different equipment and how to recognize it in the field

Summary: This is an introductory level course in utility distribution systems equipment. The course includes discussion of 28 types of utility distribution systems equipment/facilities, including photos and diagrams. The course requires approximately four hours to complete, and assignments include videos, lectures and quizzes to reinforce comprehension.

In this course students will gain an understanding of the following:

  • Utility generation and transmission systems
  • Basic distribution electric concepts
  • Increased ability to recognize the most common utility distribution equipment
  • Basic functionality of common equipment
  • Increased familiarity with distribution systems and equipment nomenclature
  • Basic distribution architecture and the path of electric power flow
  • Increased ability to converse with others about distribution equipmen

Intended Audience: Those who are new to working with electric power utilities and require a basic understanding of facilities and equipment.

  • Utilities, municipalities, and co-operatives
  • Solar developers
  • Equipment and software vendors
  • Consultants

Prerequisites: The free course “Overview of Electric Distribution Systems” is recommended.

PRICE: $95

Go to Course Site at HeatSpring.com to take course:


An overview of concepts discussed include:

  • Generation and transmission
  • Distribution system layout
  • Common terminology
  • Three-phase vs single-phase
  • Voltage regulation
  • Short-circuits and protection
  • Feeder recongfiguration

Equipment discussed include:

  • Substation transformers
  • Pole-mounted distribution transformers
  • Pad-mounted distribution transformers
  • Conductors and cables
  • Voltage regulators
  • Capacitor banks
  • Reclosers
  • Surge arresters
  • Switches
  • Fuses and fused cut-outs
  • More