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EFC

Series description

Your advantages

  • Quick and effective commissioning thanks to user-friendly operation assistant
  • High energy efficiency and compact design due to high efficiency of up to 98 per cent
  • Cost-effective solution due to low cooling requirements
  • Covers a wide range of pump applications using adjustable control modes
  • Flexible connectivity due to optional connection to various bus systems

Construction

Stand-alone frequency converter

Application

  • This frequency converter for wall fixation can be installed in fixed speed pumps with asynchronous or permanent magnet motors for various applications, in particular for heating, air conditioning and pressure boosting.

Scope of delivery

  • Stand-alone frequency converter
  • Installation and operating instructions

Type key

Technical data

  • Full motor protection with thermistor evaluation
  • Emergency operation with speed reduction in the event of excess temperature, undervoltage or malfunction of a mains phase
  • Phase failure monitoring for main phase
  • Real-time clock for time-based control
  • Dedicated counter for inverter and motor operating hours, kWh counter, memory for standard messages
  • Trend function (installed electronics to operate the data log)
  • Standard cascade control, protects pump from running dry, no or low volume flow
  • Energy-saving mode with standby mode function
  • 4 internal PID controllers
  • Smart Logic function with 10 measures for simple drive activities
  • PM motor and synchronous reluctance motors can be operated using a device

Series

EFC

Downloads

REACH regulation

Edition 2018-10
Page format 209.9 x 296.7 mm
Number of pages 4

PDF (581 kB)

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Wilo-EFC

Page format 209.9 x 297.0 mm
Number of pages 85

PDF (6 MB)

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Wilo-EFC

Page format 209.9 x 297.0 mm
Number of pages 91

PDF (4 MB)

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PDF: EFC

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