Cause: Earth Fault comes when the drive has detected a ground fault in the motor or its wiring. This means the insulation on the motor windings or cables may have deteriorated or been damaged, causing a short circuit to the ground. 

danfoss alarm 14 indicates earth fault. This means there is an unintended connection between one or more of the motor phases and the ground.

Troubleshooting Steps:

Follow these steps to correct danfoss alarm 14:

• Check for any visible signs of damage, corrosion, or loose connections in the wiring and components.
• Ensure that the device is operating in a suitable environment and is protected from excessive heat, humidity, or corrosive substances.
• Use an insulation tester to measure the insulation resistance between the device's terminals and ground. A low resistance reading indicates a short circuit.