VLT® 2800 Series
Installation checks
1.
Input fusing in power supply for all drives
must be provided.
2. Environmental concerns - for standard
NEMA 1 drive:
• Clean air supply
•
Dry air (5% to 85% relative humidity,
non-condensing)
•
32°F (0°C) to 104°F (40°C) ambient temperature
operating range, or as rated
•
1000m (3,300 ft) maximum elevation
with no derating
•
Keep any construction dirt out of drive.
3.
Wiring
• Wire drive in accordance with instructions
and diagrams received with drive.
• Separate conduits must be provided to drive for
input power, output power, and control wiring.
•
Protect signal wires from noise.
•
Ground each drive individually.
•
Double check input and output power
wiring for correct location.
Setting up drive for motor start
Ensure that all warnings provided in this manual have
been adhered to. Apply power to the unit. Enter motor
nameplate data into drive through Quick Menu.
1. Parameter 102, MOTOR POWER (in kW) (See
conversion table in parameter 102,
Motor
Power,
in this manual.)
2. Parameter 103, MOTOR VOLTAGE
3. Parameter 104, MOTOR FREQUENCY
4. Parameter 105, MOTOR CURRENT
5. Parameter 106, MOTOR SPEED
6. Parameter 107, select AUTOMATIC
MOTOR TUNING
Operational tests - HAND
1.
Check motor rotation from drive. If incorrect,
disconnect input power from drive and reverse
two leads between drive and motor.
2. Accelerate motor quickly to full speed
and verify operation.
3. Decelerate motor quickly to stop and
verify operation.
4. Operate motor over entire speed range while
closely checking for resonance.
Operational tests - AUTO
1. Ensure that drive follows run/stop and safety
interlock commands from system.
2. Ensure drive follows speed reference, or
feedback, from system.
MG.28.A8.22 - VLT is a registered Danfoss trademark
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