Delta AL09F fault code meaning

Delta / AL09F

Series: ASDA-B3

Capacitor charging error

servo drive

Meaning: Normal capacitor charging time exceeded.

Possible causes

Condition: Normal capacitor charging time exceeded. Cause:
The main circuit input voltage is below the rated allowable voltage, or the current is too low.
Incorrect undervoltage error level (P4.024) setting.
IGBT error.

Source: ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P907