60

External interlock activated

Danfoss · VLT HVAC Drive High Power

What does 60 mean?

An external interlock, configured to stop the drive, has been activated via a digital input. This prevents the drive from operating until the interlock condition is cleared and a reset signal is sent, ensuring safety or process integrity.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Troubleshoot the external interlock circuit or connected device for why the interlock was activated.

Source: Danfoss VLT HVAC Drive High Power
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