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Wilo-EFC | Wilo
Your advantages
Wilo-EFC

Your advantages

  • Flexible and safe application as a stand-alone frequency converter for fixed speed pumps
  • Compact design with energy-saving cooling concept to reduce temperature losses
  • Integrated energy-efficient harmonic reduction and additional energy-saving function in the partial load range of the pump
  • Versatile use in pump applications thanks to several connection options and different control modes
  • Easy commissioning thanks to intuitive assistant with graphical user interface

Recommended services

Series description

Design

Stand-alone frequency converter

Application

  • This frequency converter can fit with fixed speed pumps equipped with asynchronous or permanent magnet motors, in several applications, especially heating, air conditioning and pressure boosting.

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

Scope of delivery

  • Stand-alone frequency converter
  • Installation and operating instructions
Documents

Installation and operating instructions

Wilo-EFC

Article Number MG21L102
Edition 10/2017
Number of pages 91
Language en
PDF (4 MB)

Wilo-EFC

Article Number MG21M102
Edition 10/2017
Number of pages 85
Language en
PDF (6 MB)

Certification booklet

Wilo-EFC

Article Number 2220752
Edition 2022-12
Number of pages 20
Language ar, az, ba, bg, cs, da, de, el, en, es, et, fi, fr, ga, hr, hu, it, ko, lt, lv, mk, nl, no, pl, pt, ro, ru, sk, sl, sq, sr, sv, tr, uk, zh
PDF (4 MB)

Brochure

Product information Wilo-EFC. Powerful, flexible, cost-efficient.

Number of pages 8
Language en
PDF (8 MB)

Group Statement

Group Statement REACH

Edition 2021-05
Number of pages 5
Language language neutral
PDF (327 KB)

CE

CE 2195274-05

Number of pages 6
Language language neutral
PDF (283 KB)