WEG CFW11 – 1.1 TO 400 KW


Weg has released a new generation of variable speed drive with state-of-the-art technology for three-phase induction motor control. Aimed at increasing the productivity for its customers, this new line offers the following innovations:

  • 200-240V or 380-480V supply voltage
  • Plug and Play philosophy (connect and use) permits quick and easy installation of accessories and optionals.
  • Man-machine interface (HMI) with backlit graphic display and soft-keys, greatly facilitates variable speed drive programming and operation.
  • DC link inductors (symmetrically connected to positive and negative DC link terminals) enable compliance with IEC61000-3-12 standard requirements regarding harmonics (no need for external line reactance).
  • Intelligent thermal management permits full protection of IGBTs, monitoring of heatsink and internal air temperature.
  • Automatic control of the heatsink fan, with speed sensor (additional protection) easily detachable from the product for cleaning and maintenance.
  • Normal Duty and Heavy Duty ratings to adapt optimally to all kinds of load.
  • Protections with fault and alarm warnings
  • Motor overload protection in compliance with IEC 60947-4-2/UL 508 C
  • Memory card built into the standard product allows user to create functions without using external PLC (soft-PLC function – via IEC61131-3 programming software).
  • Oriented start-up facilitates initial user programming.
  • Real time clock
  • TRACE / SCOPE function to assist with the start-up and problems diagnosis.


  • Extruders
  • Centrifuges
  • Winders
  • Paper Machines
  • Overhead Cranes
  • Press Feeders
  • Pumps
  • Fans
  • Conveyors


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