6.
7.
When supplied from an isolated mains source (IT mains or oating delta) or TT/TN-S mains with a grounded leg (grounded
delta), ensure that parameter 14-50 RFI Filter is set to [0] O to avoid damage to the DC link and to reduce ground capacity
currents.
Tighten the terminals in accordance with the specications shown in 10.11 Fastener Torque Ratings.
Example
Illustration 48: Connection Points for Mains to Input Power Option (Enclosed Drive Congured Without Power Options Cabinet)
Input power terminals (contactor option is shown)
AQ357954340588en-000201 / 130R0881 | 83Danfoss A/S © 2020.09
Electrical Installation
VLT® Refrigeration Drive FC 103
Operating Guide