Danfoss VLT Instruction Manual page 48

4 Electrical installation
4
Figure 4.51: Motor nameplate example
Step 2. Enter motor nameplate data in following parameter list
To access the list, first press [QUICK MENU] key, then select "Q2 Quick
Set-up".
Step 3. Activate Automatic Motor Adaptation (AMA)Activate Auto-tune
Performing AMA ensures the best possible performance. AMA automatically takes measurements from the specific motor connected and compensates
for installation variances.
1. Connect terminal 27 to terminal 12 or use [QUICK MENU] and "Q2 Quick Set-up" and set Terminal 27 par. 5-12
27 Digital Input to
2. Press [QUICK MENU], select "Q3 Function Set-ups", select "Q3-1 General Settings", select "Q3-10 Adv. Motor Settings" and scroll down to par.
1-29 Automatic Motor Adaptation (AMA)
3. Press [OK] to activate the AMA par.1-29
4. Choose between complete or reduced AMA. If a sine-wave filter is mounted, only run a reduced AMA, or remove the sine-wave filter during the
AMA procedure.
5. Press the [OK] key. Display should show "Press [Hand on] to start".
6. Press [Hand on] key. A progress bar indicates if AMA is in progress.
Stop the AMA during operation
1. Press the [OFF] key - the adjustable frequency drive enters into alarm mode and the display shows that the AMA was terminated by the user.
Successful AMA
1. The display shows "Press [OK] to finish AMA".
2. Press the [OK] key to exit the AMA state.
4-30
No function [0]
Automatic Motor Adaption.
Automatic Motor Adaptation (AMA)
MG.11.A9.22 - VLT
VLT ®
Motor Power [kW]
1. par.1-20
Motor Power [HP]
par.1-21
Motor Voltage
2. par.1-22
Motor Frequency
3. par.1-23
Motor Current
4. par.1-24
5. par.1-25 Motor Nominal Speed
Table 4.19: Motor related parameters
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® is a registered Danfoss trademark
HVAC Drive Instruction Manual
Terminal 27 Digital Input Terminal