ABB A103 fault code meaning
ABB / A103
Series: DCS500B
Motor 1 temp. alarm
DC drive
Meaning:
Possible causes
Source: DCS500B Operation Manual Chinese edition (official site)
Series: DCS550
DC circuit breaker acknowledgment loss
DC drive
Meaning: BreakAck DC-Breaker acknowledge missing
Possible causes
Source: DCS550 Manual (EN, official site)
Series: DCS880
DC-breaker
DC drive
Meaning: acknowledge (DC circuit breaker acknowledgement).
Possible causes
Source: DCS880Firmware Manual_3ADW000474R P349