Faults and alarms
9.1 Faults
SINAMICS V20 Converter
334 Operating Instructions, 10/2019, A5E34559884-012
Viewing converter status at fault
Customizing converter stop reaction for faults
You can use P2100 to select up to 3 faults for non-default stop reaction and use P2101 to
specify the reaction. For more information, see the description of P2100 and P2101 in
Section "Parameter list (Page 193)".
Fault code list
Overcurrent
• Motor power (P0307) does not
correspond to the converter
power (r0206).
• Motor lead short circuit
• Earth faults
r0949 = 0: Hardware reported
r0949 = 1: Software reported
r0949 = 22: Hardware reported
Check the following:
• Motor power (P0307) must correspond to converter power
(r0206).
• Cable length limits must not be exceeded.
• Motor cable and motor must have no short-circuits or earth
faults.
• Motor parameters must match the motor in use.
• Value of stator resistance (P0350) must be correct.
• Motor must not be obstructed or overloaded.
• Increase ramp-up time (P1120)
• Reduce starting boost level (P1312)
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