13

Undertemperature

Vacon · NX Liquid-Cooled Drive

What does 13 mean?

The power module heatsink temperature has fallen below –10°C. This indicates that the power module or its coolant agent is too cold, which can impact drive performance and potentially lead to condensation issues.

Common Causes

  • Ambient temperature too low for equipment operation (P0310).
  • Internal temperature sensor reading below threshold.
  • Heating element malfunction if applicable.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the ambient temperature surrounding the power module and ensure it is above –10°C.

  2. 2

    If a liquid-cooled unit, verify the temperature of the coolant agent.

  3. 3

    Check the signal wiring from the heatsink temperature sensor to the control unit.

Browse all codes in this manual (52)
Verified technical data. Last updated: March 2026

Related Faults

Source: Vacon NX Liquid-Cooled Drive