8
vacon • 88
Options
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
8.5.1
Option board installation
Figure 58. Opening the main cover, MU3 example.
NOTE! Do not add or replace option boards or fieldbus boards on an AC
drive with the power switched on. This may damage the boards.
1
•
Remove the HMI cap and open the cover of the drive.
The relay outputs and other I/O-terminals may have a dangerous control voltage
present even when the drive is disconnected from mains.
2
•
Remove the option slot cover.