AC DRIVES APPLICATION and MAINTENANCE (VFDs)
An In-depth Rapid Learning 3-Day Hands-On Workshop Seminar

Course Objective and Description:

The objective of this course is to provide the student with information needed to troubleshoot, diagnose, and repair problems commonly found in PWM variable frequency drive systems. Practical hands-on exercises will reinforce material presented in the class. This seminar is unique in that information important to proper motor selection and operation is covered in detail.

Topics Include:      

  • Properly Matching A Drive to A Machine
  • Choosing the Correct Motor
  • Choosing the Best Type of Drive
  • Identify & Correct Drive System Problems
  • Identify & Test Major Drive Components
  • Perform Start-Up of an AC Drive
  • Program & Adjust the Drive for Desired Operation


 

 

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Course:
Length:
Location:
Date:
Tuition:
AC DRIVES APPLICATION and MAINTENANCE
3 Days
See Complete Schedule (This Seminar Can Be Held Onsite)
See Complete Schedule
$1295

Topical Outline:
  • Evolution of Adjustable Speed Drives
  • Mechanical Theory - Horsepower & Torque
  • Introduction to Basic AC & DC Electrical Theory
  • Transformer Basics
  • AC Motor Theory With NEMA Nameplate Definitions
  • Inverter Duty Motors
  • Premium Effecieny Motors
  • Semiconductor Theory and Diode Rectifiers With Lab
  • Examination and Theory of the Major AC Drive Components Including the Input Rectifier, Soft-Charge Resistor, Buss Capacitors, and Output Transistors
  • AC Drive Applications With Discussion of Various Types of Drives Including Vector Drives
  • Examination of AC Drive Construction
  • Recommended Drive Start-Up Procedures
  • Hands-On AC Drive Operation and Programming
Who Should Attend:
Plant and Facility Maintenance Personnel, Maintenance Supervisors, Plant Engineers
Equipment Requirements:
Students will need to bring analog or digital volt-ohmmeter, a pocket calculator, small wire strippers and cutters, small screwdrivers, and safety glasses. Students are encouraged to bring prints from actual AC drives encountered in the field for class discussion.

Enrollment is limited. Call 281-393-1711 for registration information and to reserve your space.

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