ABB ACA 6 Series Hardware Manual page 70

Chapter 3 – Electrical Installation
Bottom and Top Entry
3-28
5. Divide the bunches so that cables will be arranged according to
size between the EMI conductive cushions.
View from below
Proceed as follows:
1. Loosen the lead-through plate position screws. Pull the two parts
apart.
2. Bottom entry
Lead the cable inside the cabinet through the EMI conductive
cushions.
Top entry
Lead the cable inside the cabinet through the grommet and the
EMI conductive cushions. If you have several cables, bunch them
together at the grommet, but ensure that each cable has a proper
contact to the cushions on both sides.
3. Strip off the cable plastic sheath above the base plate (just enough
to ensure proper connection of the bare screen and the EMI
conductive cushions).
4. Earth the screen between the EMI conductive cushions:
a. If the outer surface of the screen is conductive:
- Push the two parts of the lead-through plate together so that the
EMI conductive cushions press tightly round the bare screen.
ACA 6xx Sections and ACS/ACC 6x7 (132 to 3000 kW) Frequency Converters
Thinnest cable
Thickest cable