ABB Error 34276 — DC short circuit error

What it means · Ce que ça veut dire

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

In drive module arg , the DC bus output has a short circuit for the rectifier unit at drive unit position arg . No operation will be possible until the fault is corrected. The system goes to Motors Off state. Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

• Inspect the DC short circuit error, its wiring and connections first.
• 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.
• probable : - 1 DC cabling to the DC bus are faulty .
• - 2 One or more of the connected drive units has a short circuit.
• Check DC bus cabling.
• Isolate the drive unit that has a short circuit and replace it.
• If the problem remains then replace the unit.

Frequently asked · Questions fréquentes

What does ABB error 34276 mean?

ABB 34276 (“DC short circuit error”): DC short circuit error — ABB robot hardware event on the DC short circuit error (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 34276?

Inspect the DC short circuit error, its wiring and connections first. 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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