Cause : Modbus interruption comes when the drive has encountered a communication issue on the Modbus network. The cause of this fault is damage or poor connection in the Modbus communication cable.

F022 fault in Schneider ATV310 drive indicate "Interrupted communication on the Modbus network".  This means that the communication between the drive and a Modbus network has been disrupted.

Follow these steps to correct the fault:

1. Check Communication Cable: Inspect the Modbus communication cable for any physical damage or loose connections.
2. Verify Modbus Settings: Ensure that the Modbus address, baud rate, parity, and other parameters are correctly configured on both the drive
3. Reduce Network Interference: If possible, isolate the communication cable from potential noise sources.