ST600s | Err.42, what does this message mean, what can be done?

If the error message Err.42 appears on the display of the frequency inverter, it is a fault in the safe circuit of […]

ST600s | Err.41, what does this message mean, what can be done?

If the error message Err.41 appears on the display of the frequency inverter, it is a fault in the safe circuit of […]