Danfoss VLT Alarm 33: Frequency range exceeded

Danfoss Electrical Alarm Drive

Model: VLT 2800 / FC Series | Code: 33

Applicable Systems
FC-302 FC-301

Symptoms

Output frequency reached P201 lower limit or P202 upper limit.

Possible Causes

  • Frequency range exceeded

Troubleshooting Steps

  1. Step 1: Check P201/P202 frequency range settings; verify application requirements.
    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