Siemens F30026 fault code meaning

Series: S200

Power unit: DC bus precharging imbalance

servo drive

Meaning: An imbalance is present during DC bus precharging. This message occurs in the following situations: - Unbalanced mains voltage dips or interruptions (possibly very brief, lasting only a few milliseconds). - One or more mains phases are missing or not connected. - The equipment is damaged.

Possible causes

Source: SINAMICS S200 Spindle drive P416