Connecting To Mains And Motor - Danfoss VLT HVAC Basic Drive FC 100 Series Design Manual

How to Install

5.2.3 Connecting to Mains and Motor

The frequency converter is designed to operate all
standard three-phased asynchronous motors. For
maximum cross-section on wires please see section Mains
Supply.
•
Use a shielded/armored motor cable to comply
with EMC emission specifications, and connect
this cable to both the decoupling plate and the
motor metal.
•
Keep motor cable as short as possible to reduce
the noise level and leakage currents.
•
For further details on mounting of the
decoupling plate, please see instruction MI.
02.QX.YY
•
Also see EMC-Correct Installation in the Design
Guide, MG.18.CX.YY.
1. Mount the earth wires to earth terminal.
2. Connect motor to terminals U, V and W.
3. Mount mains supply to terminals L1, L2 and L3
and tighten.
VLT HVAC Basic Drive Design Guide
IP20 200-240V 0.25-11kW and IP20 380-480V 0.37-22kW.
3
1
2
3
4
®
MG.18.C2.02 - VLT is a registered Danfoss trademark
1
2
U
V W
-DC +DC
2
Line
Earth
Motor
Relays
5 5
4
49