Local-Control Test; System Start Up - Danfoss VLT FCD 302 Operating Instructions Manual

Start Up and Functional Tes...

3.5 Local-control Test

WARNING
MOTOR START
3 3
Ensure that the motor, system, and any attached
equipment are ready for start. 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, on the LCP, provides a local start
command to the frequency converter. The [Off] key
provides the stop function. When operating in local mode,
▲ ▼
[ ] and [ ] on the LCP increase and decrease the speed
output of the frequency converter. [◄] and [►] move the
display cursor in the numeric display. Moving the cursor
left of the decimal point provides quicker input changes.
1. Press [Hand On].
2. Accelerate the frequency converter by pressing
▲
[ ] to full speed.
3. Note any acceleration problems.
4. Press [Off].
5. Note any deceleration problems.
In the event of acceleration problems:
•
•
•
•
•
In the event of deceleration problems:
•
•
•
•
See 7.1 Warnings/Alarm Messages for resetting the
frequency converter after a trip.
32
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®
VLT
If warnings or alarms occur, see
7 Troubleshooting
Check that motor data is entered
correctly
Increase the ramp-up 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 warnings or alarms occur, see
7 Troubleshooting
Check that motor data is entered
correctly
Increase the ramp-down time in
3-42 Ramp 1 Ramp Down Time
Enable overvoltage control in 2-17 Over-
voltage Control
MG04F302 - VLT
Decentral Drive FCD 302 Operating Instructions

3.6 System Start Up

The first three sections in this chapter conclude the
procedures for applying power to the frequency converter,
basic programming, set up, and functional testing. Perform
the following procedures after completion of user-wiring
and application programming. The following procedure is
recommended after application setup by the user is
completed.
CAUTION
MOTOR START
Ensure that the motor, system, and any attached
equipment are ready for start. Failure to ensure that the
motor, system, and any attached equipment are ready for
start could result in personal injury or equipment damage.
1. Press [Auto On].
2. Ensure that external control functions are
properly wired to the frequency converter and all
programming completed.
3. Apply an external run command.
4. Adjust the speed reference throughout the speed
range.
5. Remove the external run command.
6. Note any problems.
If warnings or alarms occur, see 7 Troubleshooting.
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is a registered Danfoss trademark