1635

Category: Alarm

Cause

The following conditions occur when the drive receives the servo ON command

1. In normal mode, a virtual encoder with actual motor control
2. Motor speed higher than 30r/min
3. STO not released
4. DC bus charging relay not closed

Corrective action

Ensure the following before servo ON

1. Ensure that the drive selects an actual encoder and actual motor control
2. The motor is stationary
3. STO is released
4. The DC bus charging relay is closed