Warning /Alarm in 25 VLT FC301/ FC302 : Brake resistor short-circuited - comes when The brake resistor is monitored during operation. If a short circuit occurs, the brake function is disabled and the warning appears.

1. The drive is still operational, but without the brake function.
2. Remove the power to the drive and replace the brake resistor (refer to parameter 2-15 Brake Check).