ABB Error 39504 — Power Supply to Brakes Overload

What it means · Ce que ça veut dire

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

The brake power circuit in drive module arg draws too much current. No operation will be possible until after correcting the fault. The system goes to status SYS HALT. 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 Power Supply to Brakes Overload, 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 : The brake power cable may be faulty (short circuit), or external axis motors with brakes consuming too much power may be used.
• The fault may also occur if the cable from the power supply unit is not correctly connected to the drive module.
• - 1) Make sure the power supply cable is correctly connected to the drive module.
• - 2) Check the brake supply cable for short circuits.
• - 3) Make sure the total current consumed by external axes' motors does not exceed the specification for the drive module.

Frequently asked · Questions fréquentes

What does ABB error 39504 mean?

ABB 39504 (“Power Supply to Brakes Overload”): Power Supply to Brakes Overload — ABB robot hardware event on the Power Supply to Brakes Overload (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 39504?

Inspect the Power Supply to Brakes Overload, 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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