Corrective maintenance
9.5 If the converter no longer responds
Converter with the control units CU240D-2
Operating Instructions, 04/2018, FW V4.9 SP10, A5E34262100B AF
309
The motor cannot be switched-on
If the motor cannot be switched-on, then check the following:
●
Is a fault present?
If there is, then remove the fault cause and acknowledge the fault.
●
Has the inverter been completely commissioned p0010 = 0?
If not, the inverter is e.g. still in a commissioning state.
●
Is the inverter reporting the "ready to start" status (r0052.0 = 1)?
●
Is the inverter missing some enable signals (r0046)?
●
How does the inverter receive its setpoint and commands?
Digital inputs, analog inputs or fieldbus?