YASKAWA V1000 Series

5.4 Drive Alarms, Faults, and Errors
YASKAWA TM.V1000.01 V1000 Drive Installation & Start-Up Manual (Preliminary 01-19-07) 199
Troubleshooting
5
bUS Option Card Communications Error YES 224
CALL Serial Communication Transmission Error YES 225
CE MEMOBUS/Modbus Communication Error YES 225
dEv Excessive Speed Deviation (for Simple V/f with PG) YES 226
dnE Drive Disabled YES 227
EF Run Command Input Error YES 227
EF0 Option Card External Fault YES 227
to
EF1
to
EF7
External Fault (input terminal S1 to S7) YES 227 to 228
FbH Excessive PID Feedback YES 228
FbL PID Feedback Loss YES 228
Hbb Hardwire Baseblock Signal Input YES 229
HbbF Hardwire Baseblock Signal Input YES 229
HCA Current Alarm YES 229
LT-1 Cooling Fan Maintenance Time No output 230
LT-2 Capacitor Maintenance Time No output 230
LT-3 DC bus Pre-charge Relay Maintenance Time No output 230
oH Heatsink Overheat YES 231
oH2 Drive Overheat YES 231
oH3 Motor Overheat YES 231
oL3 Overtorque 1 YES 232
oL4 Overtorque 2 YES 232
LED Operator Display Name
Minor Fault
Output
(H2- = 10)
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