User`s manual

8 APPENDIX

Fault Codes for U2-01, U2-02, and U3-01 through U3-08:

Drive Display Description Fault Code

F7 G7

PUF Fuse Blown 01H Yes Yes

UV1 Main Circuit Undervoltage 02H Yes Yes

UV2 Control Power Supply Fault 03H Yes Yes

UV3 Inrush Prevention Circuit Fault 04H Yes Yes

- Load Short Circuit 05H Yes Yes

GF Ground 06H Yes Yes

OC Overcurrent 07H Yes Yes

OV Overvoltage 08H Yes Yes

OH 09H Yes Yes

OH1

Heat Sink Overheat

Drive Internal Cooling Fan Overheat

0AH Yes Yes

OL1 Motor Overheat 0BH Yes Yes

OL2 Inverter Overload 0CH Yes Yes

OL3 Overtorque 1 0DH Yes Yes

OL4 Overtorque 2 0EH Yes Yes

Rr Internal Braking Transistor Fault 0FH Yes Yes

RH Installed Braking Resistor Overheat 10H Yes Yes

EF3 External Fault (Input Terminal S3) 11H Yes Yes

EF4 External Fault (Input Terminal S4) 12H Yes Yes

EF5 External Fault (Input Terminal S5) 13H Yes Yes

EF6 External Fault (Input Terminal S6) 14H Yes Yes

EF7 External Fault (Input Terminal S7) 15H Yes Yes

- Not Used 16H - -

- Not Used 17H - -

OS Overspeed 18H Yes Yes

DEV Excessive Speed Deviation 19H Yes Yes

PGO PG Disconnect Detection 1AH Yes Yes

PF Main Circuit Voltage Fault 1BH Yes Yes

LF Output Phase 1CH Yes Yes

OPR Digital Operator Connection Error 1EH Yes Yes

ERr Eepromwriting Error 1FH Yes Yes

CE Memobus Comm. Error 21H Yes Yes

BUS Option Card Comm. Error 22H Yes Yes

- Not Used 23H - -

- Not Used 24H - -

CF Control Fault 25H Yes Yes

- Not Used 26H - -

EFO External Fault Input from Comm. Card 27H Yes Yes

FBL PID Control Feedback Command Loss Fault 28H Yes Yes