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VACON® 3000
Application Guide
8.2.1.3 Fault Code 1, ID 4 - Phase Overcurrent
Cause
The phase current is too high.
Troubleshooting
•
Check the loading.
•
Check the motor.
•
Check the cables and connections.
•
Make an identification run.
•
Set the acceleration time longer (P3.4.1.2 and P3.4.2.2).
8.2.2 Fault Code 2 - Overvoltage
8.2.2.1 Fault Code 2, ID 10 - Overvoltage (Hardware Fault)
Cause
The DC link voltage is higher than the limits.
•
too short a deceleration time
•
high overvoltage spikes in the supply
Troubleshooting
•
Set the deceleration time longer (P3.4.1.3 and P3.4.2.3).
•
Use a brake chopper. It is available as an option.
•
Activate the overvoltage controller.
•
Check the input voltage.
8.2.2.2 Fault Code 2, ID 11 - Overvoltage (Software Fault)
Cause
The DC link voltage is higher than the limits.
•
too short a deceleration time
•
high overvoltage spikes in the supply
Troubleshooting
•
Set the deceleration time longer (P3.4.1.3 and P3.4.2.3).
•
Use a brake chopper. It is available as an option.
•
Activate the overvoltage controller.
•
Check the input voltage.
8.2.2.3 Fault Code 2, ID 13 - DC+ Overvoltage
Cause
The positive DC-link voltage is higher than the limits.
•
too short a deceleration time
•
high overvoltage spikes in the supply
Troubleshooting
•
Set the deceleration time longer (P3.4.1.3 and P3.4.2.3).
•
Use a brake chopper. It is available as an option.
•
Activate the overvoltage controller.
•
Check the input voltage.
270 | Danfoss A/S © 2021.09
Fault tracing
AB319735759636en-000101 / DPD01822
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