Stop the AMA during operation
1.
Press the [OFF] key - the frequency converter 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.
Unsuccessful AMA
1.
The frequency converter enters into alarm mode. A description of the alarm can be found
in the
Troubleshooting
section.
2.
"Report Value” in the [Alarm Log] shows the last measuring sequence carried out by the
AMA, before the frequency converter 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 number and alarm description.
NB!
Unsuccessful AMA is often caused by incorrectly registered motor name plate data
or too big difference between the motor power size and the VLT HVAC Drive power
size.
Step 4. Set speed limit and ramp time
Set up the desired limits for speed and ramp
time.
Minimum Reference
par. 3-02
Maximum Reference
par. 3-03
Motor Speed Low Limit par. 4-11 or 4-12
Motor Speed High Lim-
it
par. 4-13 or 4-14
Ramp-up Time 1 [s]
par. 3-41
Ramp-down Time 1 [s] par. 3-42
5. How to Install
VLT
®
HVAC Drive Design Guide
98
MG.11.B2.02 - VLT
®
is a registered Danfoss trademark
5
Содержание VLT series
Страница 78: ...4 How to Order VLT HVAC Drive Design Guide 78 MG 11 B2 02 VLT is a registered Danfoss trademark 4...
Страница 120: ...7 RS 485 Installation and Set up VLT HVAC Drive Design Guide 120 MG 11 B2 02 VLT is a registered Danfoss trademark 7...
Страница 152: ...8 Troubleshooting VLT HVAC Drive Design Guide 152 MG 11 B2 02 VLT is a registered Danfoss trademark 8...