Cause : Brake released abnormally comes when the motor brake is released. This issue can be caused by various factors, including mechanical, electrical, and software-related problems.

Er.626 fault in inovance IS650 servo drive indicates Brake released abnormally. This means the motor brake has released abnormally.

1. Check whether the motor brake signal is active and whether the brake switch is damaged.
2. Perform the wiring again or replace the motor.