FR-A800 E.SOT — Motor Step Out
CAUSE
Why does it occur?
The inverter output is shut off when the motor operation is not synchronized. (This function is only available under PM sensorless vector control.) • Check that the PM motor is not driven overloaded. • Check if a start command is given to the inverter while the PM motor is coasting. • Check if a mot
REMEDY · Step by step
How to fix it?
• Set the acceleration time longer. • Reduce the load. • If the inverter restarts during coasting, set Pr.57 Restart coasting time ≠ "9999", and select the automatic restart after instantaneous power failure. • Check the connection of the IPM motor. • For the test operation without connecting a moto
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
Open official manual ↗