Check Motor Rotation; Local Control Test - Danfoss VLT AQUA Drive FC 202 Instruction Manual

Start-up and Functional Tes...
11. The test will run automatically and indicate when
it is complete.

3.6 Check Motor Rotation

Before running the adjustable frequency drive, check the
motor rotation. The motor will run briefly at 5 Hz or the
3 3
minimum frequency set in 4-12 Motor Speed Low Limit [Hz].
1. Press [Main Menu].
2. Press [OK].
3. Navigate to 1-28 Motor Rotation Check.
4. Press [OK].
5. Scroll to [1] Enable.
The following text will appear: Note! Motor may run in
wrong direction.
6. Press [OK].
7. Follow the on-screen instructions.
To change the direction of rotation, remove power to the
adjustable frequency drive and wait for power to
discharge. Reverse the connection of any two of the three
motor cables on the motor or adjustable frequency drive
side of the connection.

3.7 Local Control Test

CAUTION
MOTOR START!
Ensure that the motor, system and any attached
equipment are ready for start. It is the responsibility of the
user to ensure safe operation under any condition. Failure
to ensure that the motor, system, and any attached
equipment are ready for start could result in personal
injury or equipment damage.
NOTE!
The [Hand On] key provides a local start command to the
adjustable frequency drive. The [Off] key provides the stop
function.
When operating in local mode, [
decrease the speed output of the adjustable frequency
drive. [◄] and [►] move the display cursor in the numeric
display.
3-6
®
VLT AQUA Drive
Instruction Manual
▲ ▼
] and [ ] increase and
®
MG20M922 - VLT is a registered Danfoss trademark
1. Press [Hand On].
2. Accelerate the adjustable frequency drive by
▲
pressing [ ] to full speed. Moving the cursor left
of the decimal point provides quicker input
changes.
3. Note any acceleration problems.
4. Press [Off].
5. Note any deceleration problems.
If acceleration problems were encountered
•
If warnings or alarms occur, see 8 Warnings and
Alarms.
•
Check that motor data is entered correctly.
•
Increase the ramp-up time accel time in
3-41 Ramp 1 Ramp-up Time.
•
Increase current limit in 4-18 Current Limit.
•
Increase torque limit in 4-16 Torque Limit Motor
Mode.
If deceleration problems were encountered
•
If warnings or alarms occur, see 8 Warnings and
Alarms.
•
Check that motor data is entered correctly.
•
Increase the ramp-down time decel time in
3-42 Ramp 1 Ramp-down Time.
•
Enable overvoltage control in 2-17 Over-voltage
Control.
See 4.1.1 Local Control Panel for resetting the adjustable
frequency drive after a trip.
NOTE!
3.2 Applying Power to the Adjustable Frequency Drive to
3.3 Basic Operational Programming conclude the
procedures for applying power to the adjustable frequency
drive, basic programming, set-up and functional testing.