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Converting from AC to DC with VSD/VFD

Course length: Half day
Maximum number of students: N/A

Course description
Upgrading an application can be very costly if done improperly. As end users want to automate their processes, motor driven systems must adapt. This workshop will cover what to look for in an existing application and what questions to ask to create a solution the end user needs.

Topics addressed will include:

  • Application Data
    • What to ask
    • What to look for
  • Speed Torque Curves
    • DC motor speed torque curves
    • Commutation limits for DC motors
    • AC motor speed torque curves
    • AC motor design code considerations
    • VSD/VFD
  • How to size VSD/VFD
    • Drive topology
    • Required accessories
    • Control methods
  • Hands on examples

WHO SHOULD ATTEND: This workshop will benefit electronics technicians, field service, engineering and/or anyone in need of a refresher course.

Instructor(s) available to teach the course: 

  • Matthew Conville, MBA, PE, EASA Technical Support Specialist


  • Chapter/Region fee (+expenses): $800 + $30/student
  • Member company fee (+expenses): $1600 + $30/student
  • Nonmember fee (+expenses): $2400 + $30/student
  • (Additional fees may apply if travel time exceeds 5 hours. Contact EASA for details.)

Schedule a private seminar

To schedule a private seminar for your group, contact:

Dale Shuter, CMP
Meetings & Expositions Manager
+1 314 993 2220, Ext. 3335

Hosting requirements

In addition to the seminar fees, the seminar sponsor will be responsible for:

  • All seminar promotion involved
  • Breaks (if provided)
  • Meeting room (approx. 1,000 square feet)
  • Instructor's travel and living expenses
  • Audio/visual equipment
  • Shipping costs of materials
  • Meals (if provided)