80
RAM test
SEW Eurodrive · MCBSM
What does 80 mean?
Immediate disconnection indicating an internal unit fault, specifically defective RAM. This is a critical hardware failure within the inverter's control board, making the unit inoperable.
Complete Troubleshooting Guide
- 1
Contact SEW Service immediately, as this fault typically requires the unit to be sent in for repair or replacement of the control board.