Motor Connection - Frame R8I; Connection Diagram; Connection Procedure - ABB ACQ800 Series Hardware Manual

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Motor connection – Frame R8i

Connection diagram

Supply and inverter unit cubicle

Connection procedure

1. Open the door of the input/output cubicle (see section
page 31).
2. Remove any shrouds that protect the output busbars and cable entries.
3. Lead the cables into the inside of the cubicle. It is recommended to apply 360°
grounding of the cable shields at the entry as shown below.
4. Connect the cables as follows:
• Twist the cable shields into bundles and connect to cabinet PE (ground) busbar.
Connect any separate ground conductors or cables to cabinet PE (ground)
busbar.
• Connect the phase conductors to the output power terminals (U2, V2, W2). For
the tightening torques, see chapter
5. Provide support for the cables whenever necessary.
6. Refit all shrouds removed earlier and close the door.
Electrical installation
PE
U2
V2
W2
Input/output cubicle
ACQ800-37 Hardware Manual
Cabling direction
Technical data.
M
U1
V1
3~
W1
PE
starting on