Fault Code 12 - Brake Chopper Supervision; Fault Code 13 - Ac Drive Undertemperature; Fault Code 14 - Ac Drive Overtemperature - Danfoss VACON 3000 Application Manual

VACON® 3000
Application Guide

8.2.10 Fault Code 12 - Brake Chopper Supervision

8.2.10.1 Fault Code 12, ID 110 - Brake Chopper Supervision (Hardware Fault)
Cause
• There is no brake resistor.
• The brake resistor is broken.
• A defective brake chopper.
Troubleshooting
• Check the brake resistor and the cabling. If they are in good condition, there is a fault in the resistor or the brake chopper. Ask
instructions from your nearest distributor.
8.2.10.2 Fault Code 12, ID 111 - Brake Chopper Saturation Alarm
Cause
• There is no brake resistor.
• The brake resistor is broken.
• A defective brake chopper.
Troubleshooting
• Check the brake resistor and the cabling. If they are in good condition, there is a fault in the resistor or the brake chopper. Ask
instructions from your nearest distributor.

8.2.11 Fault Code 13 - AC Drive Undertemperature

8.2.11.1 Fault Code 13, ID 120 - AC Drive Undertemperature (Fault)
Cause
• Too low a temperature in the heat sink of the power unit or in the power board.
Troubleshooting
• The ambient temperature is too low for the drive. Move the drive in a warmer position.
8.2.11.2 Fault Code 13, ID 121 - AC Drive Undertemperature (Alarm)
Cause
• Too low a temperature in the heat sink of the power unit or in the power board.
Troubleshooting
• The ambient temperature is too low for the drive. Move the drive in a warmer position.

8.2.12 Fault Code 14 - AC Drive Overtemperature

8.2.12.1 Fault Code 14, ID 130 - AC Drive Overtemperature (Fault, Heat Sink)
Cause
• Too high a temperature in the heat sink of the power unit or in the power board.
Troubleshooting
• Check the actual amount and flow of cooling air.
• Examine the heat sink for dust.
• Check the ambient temperature.
• Make sure that the switching frequency is not too high in relation to the ambient temperature and the motor load.
• Check the cooling fan.
Danfoss A/S © 2021.09
Fault tracing
AB319735759636en-000101 / DPD01822 | 281