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Danfoss Micro Drives FC51

The VLT Micro Drive "Small drive - maximum strength and reliability".

The VLT® MicroDrive FC 51 from Danfoss is a genuine VLT® frequency converter with unsurpassed reliability, user-friendliness, condensed functionality, and extremely easy to commission.
Terminal numbers are named in the same manner as in the rest of the VLT® family.
It’s developed and manufactured by Danfoss Drives, the leading drives experts since 1968 and creators of VLT® - The Real Drive.

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VLT Micro Drive FC51 features.
Application General applications
Power range 0.18-22kW
Torque characteristics CT 150%
Supply voltage 1 phase 200-240V
3 phase 200-240V
3 phase 380-480V
Enclosure IP20
Coating Class 3C2 standard, class 3C3 optional
Control principle VVCplus
Length motor cable 15 mtr (screened)
50 mtr (non-screened)
Inputs 2 Analog - 1 x 0-10Vdc and 1 x 0-20mA
5 Digital (** 1 digital input can be configured as a pulse input 20Hz - 5KHz)
Outputs 1 Analog - 0-20mA
1 Relay
Special functions Automatic Motor Adaption (AMA)
Automatic Energy Optimalization
Integrated logic controller
Flying start
PI controller
Motor protection Electronic thermic motor protection
Drive protection Temperature heatsink, short-circuit on motor terminals and protection against earth faults.
Control Optional numeric display with or without potentiometer
Communication RS485 interface, Modbus RTU
Env. temperature max. 50 degree C
Options IP21/Nema 1 kit
LCP-kit for remote mounting of display
decoupling plate
Din rail mounting kit

Use the links below to see the features of the Danfoss VLT® MicroDrive FC 51.

Danfoss VLT® MicroDrive FC 51 literature downloads - When window opens, select the drive series and the document type at the bottom of the page.

The above link allows direct access to various Danfoss documents including:
FC 51 Quick Quide
FC 51 Operating Instructions


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AA Jones Electric Ltd
Unit H, Venture Business Park
Witty Street, Hull
East Yorkshire

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