E46.3
Internal communication timeout
SEW Eurodrive · MOVIDRIVE system
What does E46.3 mean?
Communication between the inverter and the safety option has been interrupted, potentially due to a loose connection or a subcomponent fault within the safety option. This prevents proper safety function and inhibits the output stage, compromising system safety.
Complete Troubleshooting Guide
- 1
Inspect the card slot and installation of the safety option, ensuring it is securely seated and correctly aligned.
- 2
If the error persists after checking the physical installation, contact SEW-EURODRIVE Service for further troubleshooting.