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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

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: April 2026

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Source: Vacon NX Liquid-Cooled Drive
Open Manual (Page 202)Search more codes in this manual