INVT Goodrive350 Series Operation Manual page 284

Goodrive350 IP55 High-ingress Protection Series VFD
7.1 What this chapter contains
The chapter tells you how to reset faults and check faults history. A complete list of alarms and
fault information as well as possible causes and corrective measures are presented in this
chapter.
Only trained and qualified professionals are allowed to carry out the operations
mentioned in this chapter. Please carry out operations according to instructions
presented in chapter 1 "Safety precautions".
7.2 Indications of alarms and faults
The fault is indicated by indicators. See section 5.4 "Operation procedure". When the TRIP
indicator is on, the alarm or fault code displayed on the keypad indicates the VFD is in
abnormal state. This chapter covers most of the alarms and faults, and their possible causes
and corrective measures. If you cannot find out the causes of alarms or faults, contact local
INVT office.
7.3 Fault reset
The VFD can be reset by pressing the keypad key STOP/RST, digital inputs, or by cutting off
the VFD power. After faults are removed, the motor can be started again.
7.4 Fault history
The function codes from P07.27 to P07.32 record the types of the last six faults. The function
codes P07.33–P07.40, P07.41–P07.48, and P07.49–P07.56 record the running data of the
VFD at the last three faults.
7.5 Faults and solutions
When a fault occurred, handle the fault as follows:
1. Check whether there is any exception on the keypad. If yes, contact the local INVT office.
2. If no, check the function codes in P07 group to determine the real state when the fault
occurred.
3. Check the following table for the exception and solution.
4. Rectify the fault or ask for help.
5. After confirming the fault is removed, perform fault reset, and start running.
7.5.1 Faults and solutions
Note: The numbers enclosed in square brackets such as [1], [2] and [3] in the Fault type
column in the following table indicate the VFD fault type codes read through communication.
7 Troubleshooting
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Troubleshooting