Danfoss VLT Alarm 6: Low voltage warning

Danfoss Electrical Alarm/Warning Drive

Model: VLT 2800 / FC Series | Code: 6

Applicable Systems
FC-302 FC-301

Symptoms

DC bus voltage (UDC) below voltage warning level.

Possible Causes

  • Low voltage warning

Troubleshooting Steps

  1. Step 1: Check power supply voltage; verify supply voltage matches drive rating.
    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.

Source: Danfoss VLT 2800 Manual (sinodrive.com)

Category: Electrical