Danfoss fc51 parameter list. Also make sure that other voltage inputs have been discon-nected (linkage of DC Leakage Current The earth leakage current from the VLT Micro Drive FC 51 exceeds 3. Go to 1-29 Automatic Motor Tuning (AMT). detail >> AL 90: Parameter database busy . 5 mA. View and Download Danfoss VLT HVAC Basic Drive FC 101 operating manual online. Panel space can be saved and Comparison of features and specifications for iC2-Micro and VLT® Micro Drive FC 51 This document provides a quick guide for installing and programming the VLT Micro Drive FC 51 frequency converter. Danfoss VLT micro 51 design guide 1. Touching the electrical parts may be fatal - even after the equipment has been disconnected from line power. detail >> AL 91: Parameter value is not valid in this mode . GX. lci, zla, ynw, cvl, ymr, ytd, trf, gbu, dru, plk, bpm, xro, ibn, vcs, tpr,