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  1. DR-ASM-PL - Beschreibung

SIMOTICS Asynchronous Motors - Planning and Engineering (DR-ASM-PL)


  • This course is aimed at configuration engineers and sales personnel, who are involved in planning and calculating the use of low-voltage induction motors.
  • The course provides the fundamental physical background needed to select the correct motor. It focuses on start-up and line operation for standard applications, such as pumps, fans, compressors and conveyors. The course also covers special features of the motors for inverter operation.
  • The configuring programs SIZER and DT-Configurator and the technical data in the catalogs are used to calculate a variety of applications.
Typ Präsenztraining
Dauer 3 Tage
Sprache en


  • Planners, Decision makers, Sales personnel


  • Design and function of induction motors
  • Overview of SIMOTICS low-voltage motors
  • Electrical and mechanical data for selection:
    • Starting current, breakdown torque, power factor, efficiency level
    • Cantilever forces, vibration, types of construction
  • Types of starting: direct, star-delta, soft start, converter, duty cycles
  • Efficiency classes, SinaSave PC program to calculate amortization
  • Basics of explosion-protected motors, ATEX directive
  • Special considerations for inverter operation: insulation, stamping, characteristic, bearing currents
  • Overview gear boxes: design, types, data, features
  • Selection of geared motors according to type of application
  • Important options, brakes, attachments, bearings
  • Couplings: types and their correct selection
  • Load characteristic of pumps, fans, compressors, hoisting and traversing drives
  • Motors for special applications and pole-changing motors
  • Exercises for selecting motors based on catalogs D 81.1 and D 87.1
  • Exercises for the PC programs SinaSave, SIZER and DT Configurator


  • Basic knowledge of electrical engineering
  • Please bring your laptop loaded with the latest SIZER program. See notes.


  • Please bring your laptop, if possible. The following installation is necessary in advance:
  • SIZER for Siemens Drives (Link)
  • In case you have no laptop, please contact your local SITRAIN office.