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ErrorLib — Industrial Fault Code Library

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15

24 V supply error

SEW Eurodrive · Drives

What does 15 mean?

The 24 VDC supply voltage, which powers the MOVIMOT drive's control electronics, is faulty or missing. This is a critical voltage for the internal logic and communication.

Common Causes

  • Missing 24 VDC supply voltage
  • Unstable or out-of-tolerance 24 VDC supply voltage
  • Faulty external 24 VDC power supply

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Measure the 24 VDC supply voltage at the MOVIMOT drive's input terminals (e.g., X10 terminals 1 and 2) and compare against the nominal value.

  2. 2

    Verify the operational status and output voltage of the external 24 VDC power supply unit (PSU).

  3. 3

    Inspect the 24 VDC supply cabling from the PSU to the MOVIMOT drive for loose connections, damage, or insulation faults.

  4. 4

    Check for any external loads or devices connected to the 24 VDC circuit that might be causing an overload or short circuit condition.

Browse all codes in this manual (39)
Verified technical data. Last updated: April 2026

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Source: SEW Eurodrive Drives
Open Manual (Page 115)Search more codes in this manual