Danfoss VLT Alarm 73: Safe stop auto restart

Danfoss Electrical Alarm Drive

Model: VLT 2800 / FC Series | Code: 73

Applicable Systems
FC-302 FC-301

Symptoms

Safe stop with auto restart function active.

Possible Causes

  • Safe stop auto restart

Troubleshooting Steps

  1. Step 1: Check safety configuration and restart logic.
    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