Cause : No load applied to inverter comes when the inverter drive is powered up and ready for operation, but no load is connected to it or you run drive without motor.

A922 alarm in siemens V20 Drive indicate that No load applied to inverter. this means no Load is applied to the inverter or the rating of motor is small as compare to drive.

• No Load is applied to the inverter.
• As a result, some functions may not work as under normal load conditions.
• Check that motor is connected to inverter.