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Alarm no. 54

Alarm no. 54 — Motor protection breaker tripped

Nibe · Ground Source Heat Pumps

What does Alarm no. 54 mean?

Alarm number 54 is related to the motor protection breaker. This alarm requires the motor protection breaker to be reset, along with a manual reset in the alarm menu.

Common Causes

  • Motor overload
  • Short circuit
  • Tripped motor protection breaker

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Locate and reset the motor protection breaker.

  2. 2

    Manually reset the alarm in the alarm menu.

  3. 3

    If the alarm immediately returns, contact your installer to investigate the cause.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

Related Faults

Alarm bell in displayAlarm bell symbol in display — Malfunction detectedAlarm numbers 70-99Alarm numbers 70-99 — Communication interruptedAnti-freeze 180Anti-freeze 180 — Anti-freeze protection active
Source: Nibe Ground Source Heat Pumps
Open Manual (Page 46)Search more codes in this manual