Danfoss VLT Alarm 43: Internal error 6

Danfoss Electrical Alarm Drive

Model: VLT 2800 / FC Series | Code: 43

Applicable Systems
FC-302 FC-301

Symptoms

Power card error.

Possible Causes

  • Internal error 6

Troubleshooting Steps

  1. Step 1: Restart drive; if persistent, replace power card.
    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 VLT 2800 Manual (sinodrive.com)

Category: Electrical