Opening And Closing The Doors - ABB ACS5000 User Manual

8. If necessary, open the doors of medium voltage compartments according to
"10.6.3 Opening and closing the doors" on page 167
9. Switch off and lock-out all auxiliary supply voltages from external sources.
The drive is now de-energized, and safe access is possible.

10.6.3. Opening and closing the doors

Releasing the doors
1. To test the yellow lamp, press its pushbutton.
If the lamp does not light up, see "10.4 Removing the CDP control panel"
on page 160.
2. If the drive is in operation, stop the drive according to "8.8 Stopping the
drive" on page 127.
3. To discharge the DC link of the drive, press the SUPPLY OFF pushbutton on
the local control panel.
The yellow lamp lights up when the DC link is discharged.
If the yellow lamp does not light up, see "10.4 Removing the CDP control panel"
on page 160.
4. Once the yellow lamp lights up, turn the grounding switch to the grounded
position.
The white lamp lights up to indicate that the drive is grounded.
5. Once the white lamp lights up, slide the locking bar from the locked (1) to the
unlocked (2) position.
PRODUCT
ACS5000W
1) White lamp: Lights up to indicate that the drive is
1
grounded and you can slide the locking bar to the
unlocked / locked position.
2
2) Yellow lamp: Lights up when the grounding switch has
been released. You can then turn the grounding switch
to the grounded or ungrounded position.
3) Locking bar: Releases or blocks the door handles of a
PCU compartment.
3
4) Grounding switch: in horizontal position, the drive is
grounded. In vertical position, the drive is not grounded.
4
DOCUMENT KIND
User manual
PREVENTIVE AND CORRECTIVE MAINTENANCE
DOCUMENT ID.
3BHS799208 E01
REV. LANG. PAGE
F en 167/178