VFD Fault Reference
For Siemens VFD Fault codes, see attached manual starting on page 463:
G120C_List_Manual_LH13_0414_eng.pdf
For Allen Bradley PowerFlex 520-series Adjustable Frequency AC Drives, see the manual chapter 4:
https://literature.rockwellautomation.com/idc/groups/literature/documents/um/520-um001_-en-e.pdf
PowerFlex 4M [PF4M]
Fault Number | Fault Description |
|---|---|
2 | Auxiliary Input |
3 | Power Loss |
4 | Under Voltage |
5 | Over Voltage |
6 | Motor Stalled |
7 | Motor Overload |
8 | Heatsink OvrTmp |
12 | HW OverCurrent |
13 | Ground Fault |
33 | Auto Rstrt Tries |
38 | Phase U to Gnd |
39 | Phase V to Gnd |
40 | Phase W to Gnd |
41 | Phase UV Short |
42 | Phase UW Short |
43 | Phase VW Short |
48 | Params Defaulted |
63 | SW OverCurrent |
64 | Drive Overload |
70 | Power Unit |
71 | Net Loss |
81 | Comm Loss |
100 | Parameter Checksum |
122 | IO Board Fail |
PowerFlex40 [PF40]
Fault Number | Fault Description |
|---|---|
2 | Auxiliary Input |
3 | Power Loss |
4 | Under Voltage |
5 | Over Voltage |
6 | Motor Stalled |
7 | Motor Overload |
8 | Heatsink OvrTmp |
12 | HW OverCurrent |
13 | Ground Fault |
29 | Analog Input Loss |
33 | Auto Rstrt Tries |
38 | Phase U to Gnd |
39 | Phase V to Gnd |
40 | Phase W to Gnd |
41 | Phase UV Short |
43 | Phase VW Short |
48 | Params Defaulted |
63 | SW OverCurrent |
64 | Drive Overload |
70 | Power Unit |
71 | Net Loss |
80 | SVC Autotune |
81 | Comm Loss |
100 | Parameter Checksum |
122 | I/O Board Fail |
PowerFlex 525 [PF525]
Fault Number | Fault Description |
|---|---|
F000 | No Fault |
F002 | Auxiliary Input |
F003 | Power Loss |
F004 | UnderVoltage |
F005 | OverVoltage |
F006 | Motor Stalled |
F007 | Motor Overload |
F008 | Heatsink OvrTmp |
F009 | CC OvrTmp |
F012 | HW OverCurrent |
F013 | Ground Fault |
F015 | Load Loss |
F021 | Output Ph Loss |
F029 | Analog In Loss |
F033 | Auto Rstrt |
F038 | Phase U to Gnd |
F039 | Phase V to Gnd |
F040 | Phase W to Gnd |
F041 | Phase UV Short |
F042 | Phase UW Short |
F043 | Phase VW Short |
F048 | Params Defaulted |
F059 | Safety Open |
F063 | SW OverCurrent |
F064 | Drive Overload |
F070 | Power Unit 2 |
F071 | DSI Net Loss |
F072 | Opt Net Loss |
F073 | EN Net Loss |
F080 | Autotune Failure |
F081 | DSI Comm Loss |
F082 | Opt Comm Loss |
F083 | EN Comm Loss |
F091 | Encoder Loss |
F094 | Function Loss |
F105 | C Connect Err |
F106 | Incompat C-P |
F107 | Replaced C-P |
F109 | Mismatch C-P |
F110 | Keypad Membrane |
F111 | Safety Hardware |
F114 | uC Failure |
F122 | I/O Board Fail |
F125 | Flash Update Req |
F126 | NonRecoverablErr |
F127 | DSIFlashUpdatReq |