Delta AL001 fault code meaning

Delta / AL001

Series: ASDA-A3, ASDA-B3, ASDA-E3, ASDA-E3C-E, ASDA-E3C-L, ASDA-H3

Overcurrent

servo drive

Meaning: The main circuit current exceeds 1.5 times the servo drive's maximum instantaneous peak current.

Possible causes

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1143; ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P882; ASDA-E3 (DELTA_IA-ASD_ASDA-E3_UM_SC_20260313) P607; ASDA-E3C-E Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-E_UM_SC_20260612) P532; ASDA-E3C-L Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-L_UM_SC_20260612) P404; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P767

Series: ASDA-W3

Drive module (DM) IGBT overcurrent

servo drive

Meaning:

Possible causes

Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P711