Illustration 5.1: How To Connect To Mains And Earthing (A2 And A3 Enclosure) - Danfoss VLT Series Design Manual

5. How to Install
5.2.3. Connection to Mains and Earthing
1.
5
The mains connection is fitted to the main switch if this is included.
Illustration 5.1: How to connect to mains and
earthing (A2 and A3 enclosure).
Illustration 5.3: How to connect to mains and
earthing (B1 and B2 enclosure).
86
NB!
The plug connector for power can be removed.
Make sure the frequency converter is
properly earthed. Connect to earth
connection (terminal 95). Use screw
from the accessory bag.
The earth connection cable cross section must be at least 10 mm
wires terminated separately according to EN 50178.
NB!
Check that mains voltage corresponds to the mains voltage of the frequency con-
verter name plate.
MG.11.B2.02 - VLT
2. Place plug connector 91, 92, 93 from
the accessory bag onto the terminals
labelled MAINS at the bottom of the
frequency converter.
3. Connect mains wires to the mains
plug connector.
Illustration 5.2: How to connect to mains and
earthing (A5 enclosure).
Illustration 5.4: How to connect to mains and
earthing (C1 and C2 enclosure).
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is a registered Danfoss trademark
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VLT HVAC Drive Design Guide
2
or 2 rated mains