Danfoss VLT AutomationDrive FC 302

Other manuals for Danfoss VLT AutomationDrive FC 302

Service Guide370 pages

Operating Instructions122 pages

Installation Guide82 pages

Programming Guide722 pages

Installation Manual128 pages

Instruction Manual174 pages

Installation Instructions6 pages

Questions and Answers:

C
Cynthia WatsonSep 14, 2025
What does control word timeout mean on Danfoss VLT AutomationDrive FC 302?
- M
  Miguel GomezSep 14, 2025
  If you're experiencing a control word timeout with your Danfoss DC Drives, it means there is no communication to the frequency converter. To resolve this, check the connections on the serial communication cable, increase parameter 8-03 Control Word Timeout Time, check the operation of the communication equipment, and verify that proper EMC installation was performed.
T
Timothy JonesSep 10, 2025
What to do if brake check failed on Danfoss VLT AutomationDrive FC 302?
- P
  Paul JarvisSep 10, 2025
  If the brake check failed on your Danfoss DC Drives, it means the brake resistor is not connected or not working. Check 2-15 Brake Check.
D
danielcarterSep 8, 2025
What to do if there is no safety option on Danfoss VLT AutomationDrive FC 302 DC Drives?
- B
  Brendan RodriguezSep 8, 2025
  If the safety option was removed without applying a general reset on your Danfoss DC Drives, reconnect the safety option.
C
Cindy HerreraAug 28, 2025
How to troubleshoot a motor not reaching maximum speed on Danfoss DC Drives?
- H
  Heidi ChanAug 28, 2025
  If the motor is not reaching its maximum speed using Danfoss DC Drives, program the correct frequency limits. Also, ensure that the reference input signal is scaled correctly by adjusting the settings.
D
Dwayne FordAug 28, 2025
Why is the motor speed unstable in my Danfoss DC Drives?
- K
  Kenneth BallAug 28, 2025
  If the motor speed is unstable in your Danfoss DC Drives, check the settings in parameter group 1-6* Load Depen. Setting. For closed loop operation, check settings in parameter group 20-0* Feedback.
J
Joshua LeeAug 29, 2025
What causes a motor to run rough with Danfoss DC Drives?
- K
  Kristen NavarroAug 29, 2025
  If the motor runs rough with Danfoss DC Drives, check the motor settings in parameter groups 1-2* Motor Data, 1-3* Adv Motor Data, and 1-5* Load Indep. Setting to avoid over-magnetisation.
K
Kevin ArmstrongAug 29, 2025
Why won't the motor brake with Danfoss VLT AutomationDrive FC 302 DC Drives?
- K
  Krystal KramerAug 29, 2025
  If the motor will not brake using Danfoss DC Drives, check parameter group 2-0* DC Brake and 3-0* Reference Limits for possible incorrect settings in the brake parameters or ramp down times that are too short.
G
Geoffrey OlsonSep 18, 2025
What to do if motor phase V is missing in Danfoss DC Drives?
- E
  Elizabeth PrinceSep 18, 2025
  If your Danfoss DC Drives report that motor phase V is missing, remove the power from the frequency converter and check motor phase V.
K
Kara KleinSep 23, 2025
What to do for DC overvoltage on Danfoss VLT AutomationDrive FC 302?
- A
  Adrienne Acevedo DVMSep 23, 2025
  To address DC overvoltage on Danfoss DC Drives, connect a brake resistor and extend the ramp time.
N
Nathan FrenchSep 9, 2025
What does '1.8 V supply low' mean on Danfoss VLT AutomationDrive FC 302 DC Drives?
- R
  rachel93Sep 9, 2025
  If the 1.8 V DC supply is low on your Danfoss DC Drives, it indicates that the 1.8 V DC supply used on the control card is outside of allowable limits. Check for a defective control card.

Danfoss VLT AutomationDrive FC 302 Specifications

General

Category	DC Drives
Control Method	Flux Vector Control
Communication Options	CANopen, PROFIBUS
Cooling	Forced convection
Enclosure	IP20, IP21, IP55, IP66
Protection Class/Rating	IP20
Protection Features	Overvoltage, Undervoltage, Overcurrent, Overtemperature, Short Circuit
Approvals	CE, UL, cUL
Ambient Temperature	-10°C to +50°C
Storage Temperature	-40°C to +70°C
Relative Humidity	5% to 95% (non-condensing)
Output Voltage	0 V to Input Voltage