Danfoss VLT Alarm 47: 24V control power fault

Danfoss Electrical Alarm Drive

Model: VLT 2800 / FC Series | Code: 47

Applicable Systems
FC-302 FC-301

Symptoms

External 24V power supply fault.

Possible Causes

  • 24V control power fault

Troubleshooting Steps

  1. Step 1: Check external 24V power supply and wiring.
    Fault resolved after action

How to Reset

Reset by: 1) Correct the fault condition. 2) Press RESET button or cycle power. 3) Verify fault does not recur.

Related Danfoss Fault Codes

Source: Danfoss FC Series Alarm Codes (agilectrl.com)

Category: Electrical