Motor Branch Circuit Protection

1.00 Hr
SKU: AEEMB00CEN

A motor branch circuit, or motor branch, is a circuit that provides power and protection for a motor. According to the National Electrical Code® (NEC®), a motor branch must have a means to disconnect the entire branch from its power supply and a means to protect the branch components from the potentially damaging effects of excessive current. How a motor branch functions and how the necessary protection is provided are the subjects of this course.

Motor Branch Circuit Protection

Course Details

Learning Objectives

  • Describe a typical motor branch circuit.
  • State the functions of the following devices used in a motor branch circuit: safety switches, fuses, molded-case circuit breakers, and magnetic controllers.
  • Describe the difference between low-impedance and high-impedance grounding systems.
  • Describe typical preventive maintenance procedures for motor branch circuits.
  • Describe the basic troubleshooting procedure.
  • Specs

    Course Level
    Intermediate
    Languages
    English
    Compatibility
    Audio, Video, MobileReady

    Author | Vector Solutions

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