86
Use
Activate the function as follows:
• Stop the drive. Use the stop key of the panel (local mode) or give the stop
command through the I/O or fieldbus interface.
• Open the switch activating the Prevention of unexpected start-up function of the
drive. -> The indication lamp (if installed) is lit.
• Lock the switch to the open position.
• Before starting the work on the machinery, ensure that the motor shaft is at
standstill (not freely rotating).
Inactivate the function in reverse order.
Maintenance
After the operation of the circuit is validated at start-up, it does not need any
maintenance. However, it is a good practice to check the operation of the function
when other maintenance routines of the machinery are carried out.
Dimensional drawing
See page 137.
Installation of the AGPS board (Prevention of unexpected start-up, +Q950)