Introduction to VFDs Introduction to VFDs Variable Frequency Drives (VFDs) control the speed of motors by varying the frequency of the supplied power. This provides accurate control of the motor speed and also reduces energy consumption. Many VFD brands exist in the marketplace. This module presents the operation of a typical VFD. https://www.oshapractice.com/industrial-electricity-and-electronics/digital-electronics/introduction-vfds/ 2016-11-30 640 400 oshapractice.com

Introduction to VFDs

Introduction to VFDs

Introduction to VFDs module presents the operation of a typical VFD. Variable Frequency Drives (VFDs) control the speed of motors by varying the frequency of the supplied power. This provides accurate control of the motor speed and also reduces energy consumption. Many VFD brands exist in the marketplace.

Introduction to VFDs Course Objectives

  • Describe AC variable frequency drive theory.
  • Identify the three functional sections of antypical VFD.
  • Identify typical VFD faults and how they are interpreted.
  • Describe the Human Interface Module control panel and programming characteristics.

Quiz Information

To proceed with lessons all quizzes must be passed with 70% or above score. There are three attempts for each quiz, in any circumstances if you failed quiz or exam in your all three attempts the course will be locked permanently and you will be forced by OSHA to complete the course in classroom.

Exams

Course final exam must be completed with and passed with 70%. There are three attempts for final exam, in any circumstances if you failed quiz or exam in your all three attempts the course will be locked permanently and you will be forced by OSHA to complete the course in classroom.

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Course Information

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Course Duration: 0.5 hr

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