Drives With Aru; Drives With The Manual Output Isolation (Optional) - ABB ACS6080 User Manual

9.4.8.2

Drives with ARU

1. Connect the enclosure ground clamp to the ground ball stud of the PE
ground busbar inside ARU and INU (Fig. 9-15).
2. Use the telescopic insulating pole to connect and tighten busbar
ground clamps to the ground ball studs of the following busbars
inside an ARU and INU:
• L1, L2 and L3 in Fig. 9-15
(1) Ground ball stud
(2) L3
(3) L2
9.4.9

Drives with the manual output isolation (optional)

The manual output isolation disconnects the output of the drive (INU1 or
INU2) from the motor and creates a visible isolating distance in the supply
line to the motor.
The option includes the following items:
• Busbar connectors in TEU1 and COU1
- Busbar connectors for INU1 are located in TEU1.
- Busbar connectors for INU2 are located in the terminal
compartment inside COU1.
• Lever for removing and fitting the busbar connectors
3BHS842007 E01 REV C
1
2
Figure 9-15 ARU/INU ground ball stud locations
ACS6080 USER MANUAL
09 PREVENTIVE AND CORRECTIVE MAINTENANCE
3
5
(4) L1
(5) PE
4
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