Danfoss VLT AQUA Drive Design Manual page 98

5. How to Install
5.
Stop the AMA during operation.
1.
Successful AMA
1.
2.
Unsuccessful AMA
5
1.
2.
Set up the desired limits for speed and ramp
time.
98
Press the [Hand on] key. A progress bar indicates if the AMA is in progress.
Press the [OFF] key. The adjustable frequency drive enters into alarm mode and the
display shows that the AMA was terminated by the user.
The display shows "Press [OK] to finish AMA."
Press the [OK] key to exit the AMA state.
The adjustable frequency drive enters into alarm mode. A description of the alarm can
Troubleshooting
be found in the
"Report Value" in the [Alarm Log] shows the last measuring sequence carried out by the
AMA before the adjustable frequency drive entered alarm mode. This number, along with
the description of the alarm, will assist you in troubleshooting. If you contact Danfoss
Service, make sure to mention both the number and the alarm description.
NOTE
Unsuccessful AMA is often caused by incorrectly registered motor nameplate data
or a difference between the motor power size and the VLT AQUA Drive power size
that is too great.
MG.20.N2.22 - VLT
section.
Step 4. Set speed limit and ramp time
Minimum Reference
Maximum Reference
Motor Speed Low Limit par. 4-11 or 4-12
Motor Speed High Lim-
it
Ramp-up Time 1 [s]
Ramp-down Time 1 [s] par. 3-42
® is a registered Danfoss trademark.
VLT ® AQUA Drive Design Guide
par. 3-02
par. 3-03
par. 4-13 or 4-14
par. 3-41