ABB Error 39301 — Erreur variateur externe

What it means · Ce que ça veut dire

Erreur variateur externe — ABB robot hardware event on the controller hardware (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

This code's manufacturer text exists only in French in the ABB manuals it comes from. It is reproduced verbatim above; your robot's own manual remains authoritative. Tension continue hors limites détectée par variateur, axe: …. Check: Voir documentation sur Atlas DMC/FBU. Vérifier l ’ alimentation. Vérifier/changer résistances de shunt. Vérifier/changer variateur externe.

What to check · Que vérifier

• Match this code against your robot's event-log timeline before swapping parts.
• Follow the French field checks below — they are the tested sequence for this fault.

Frequently asked · Questions fréquentes

What does ABB error 39301 mean?

ABB 39301 (“Erreur variateur externe”): Erreur variateur externe — ABB robot hardware event on the controller hardware (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

How do you troubleshoot ABB error 39301?

Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

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