Danfoss VLT Midi Drive FC 280

130BC500.10
FC 1
FC 1
FC 2
FC 2
FC 3
FC 3
PE
PE
Illustration 4.1 Grounding Principle
For EMC-compliant installation
•
Establish electrical contact between the cable
screen and the frequency converter enclosure by
using metal cable glands or by using the clamps
provided on the equipment (see chapter 4.6 Motor
Connection).
•
Use high-strand wire to reduce electrical
interference.
•
Do not use pigtails.
NOTICE
POTENTIAL EQUALISATION
Risk of electrical interference, when the ground potential
between the frequency converter and the control system
is dierent. Install equalizing cables between the system
components. Recommended cable cross-section: 16 mm
2
(5 AWG).
Electrical Installation Operating Instructions
MG07A102 Danfoss A/S © 11/2015 All rights reserved. 11
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