INVT Goodrive390L Series User Manual page 6

Goodrive390L Series Lift-Dedicated VFD
7.2.7 Object dictionary ................................................................................................. 105
8 Troubleshooting ......................................................................................................... 111
8.1 Fault indication and reset .............................................................................................. 111
8.2 Faults and solutions ....................................................................................................... 111
8.2.1 Faults and solutions ............................................................................................. 111
8.2.2 Other status ......................................................................................................... 118
8.3 Analysis on common faults ............................................................................................ 119
8.3.1 Motor fails to work ............................................................................................... 119
8.3.2 Motor vibrates ...................................................................................................... 120
8.3.3 Overvoltage .......................................................................................................... 120
8.3.4 Undervoltage ....................................................................................................... 121
8.3.5 Motor overheating ............................................................................................... 121
8.3.6 VFD overheating ................................................................................................... 122
8.3.7 Motor stalls during ACC ........................................................................................ 122
8.3.8 Overcurrent .......................................................................................................... 123
9 Inspection and maintenance ...................................................................................... 124
9.1 Daily inspection and regular maintenance .................................................................... 124
9.2 Replacement of wearing parts ....................................................................................... 125
9.2.1 Cooling fan ........................................................................................................... 125
9.2.2 Electrolytic capacitor ........................................................................................... 127
9.3 Reforming ...................................................................................................................... 127
Appendix A Expansion card ........................................................................................... 129
A.1 Model description .......................................................................................................... 129
A.2 Dimensions and installation of the PG card .................................................................. 130
A.3 Incremental encoder PG card ........................................................................................ 130
A.3.1 Technical specifications ...................................................................................... 130
A.3.2 Terminal interfaces and switches ........................................................................ 131
A.3.3 Wiring ................................................................................................................... 132
A.3.4 Application connection ........................................................................................ 133
A.4 Sin/Cos encoder PG card ............................................................................................... 135
A.4.1 Technical specifications ...................................................................................... 135
A.4.2 Terminal interfaces and switches ........................................................................ 136
A.5 Absolute encoder PG card ............................................................................................. 137
A.5.1 Technical specifications ...................................................................................... 137
A.5.2 Terminal interfaces and switches ........................................................................ 137
Appendix B Derating ..................................................................................................... 139
B.1 Derating due to temperature ........................................................................................ 139
B.2 Derating due to altitude ................................................................................................ 139
B.3 Derating due to carrier frequency ................................................................................. 139
Appendix C Technical data ............................................................................................ 140
202403 (V1.0）
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