Connection Procedure - ABB ACS800 Hardware Manual

Acs800-07 (+v992) drives (500 to 2800 kw)
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Connection procedure

Turn the main switch-disconnector into open position (or rack the withdrawable main breaker out).
Release the door handle and open the door of the auxiliary control cubicle.
Remove the two locking screws at the edge of the swing-out frame and open the frame.
Run the cables into the inside of the cabinet through the grommets provided.
Top entry units only: If several cables need to be run through one grommet, use Loctite 5221 (cat. no.
25551) under the grommet to seal the cable entry.
Run the cables between the EMI conductive cushions as shown below. Strip the cable at this location to
enable proper connection of the bare shield and the cushions. Tighten the cushions firmly onto the cable
shields.
Side view
If the outer surface of a cable shield is non-conductive, turn the shield inside out as shown below and
apply copper foil to keep the shielding continuous. Do not cut the grounding wire (if present).
Stripped cable
Cable shield
On top entry units, sort the cables so that the thinnest and thickest cables are at opposite ends of the
opening.
Top view
Thickest cable
Strain relief
Grommet
Conductive surface of
the shield exposed
EMI conductive
cushions
Lead-through plate
Stripped part covered
Copper foil
Shielded twisted pair
Grounding wire
Thinnest cable
93
with copper foil
Electrical installation

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