Altivar Process ATV900 - Sequence for a Drive Powered by the Power Stage Supply

Software Setup
NHA80945 04/2017 53
Sequence for a Drive Powered by the Power Stage Supply
Description
Both the power and control stages are powered by the power stage supply.
If power is supplied to the control stage, it has to be supplied to the power stage as well.
The following sequence must be applied:
Step 1
Apply the 2 - Shut down command
Step 2
 Check that the drive is in the operating state 3 - Ready to switch on.
 Then apply the 4 - Enable operation command.
 The motor can be controlled (send a reference value not equal to zero).
NOTE: It is possible, but not necessary to apply the 3 - Switch on command followed by the 4 -
Enable Operation command to switch successively into the operating states 3 - Ready to Switch
on, 4 - Switched on and then 5 - Operation Enabled. The 4 - Enable operation command
is sufficient.