Parker AC890 Product Manual page 232

DB unit IGBT fault alarm
M1 phase IGBT over-temperature
M2 phase IGBT over-temperature
M3 phase IGBT over-temperature
DB unit IGBT over-temperature
Output current imbalance
CAL board not fitted
Internal supply fail
FPGA not programmed
890SD Standalone Drive - Frames G, H & J
Fault Illuminated LEDs

        Internal fault - consult supplier
  Check wiring and verify value of brake
resistor
 Maximum IGBT junction temperature
exceeded
 
Check operation of main cooling fan
 
and supply
 
Check that cooling path is free from
obstruction
Clean or replace cubicle inlet air filters
  Check wiring to motor and motor itself
for earth faults
    Internal fault - consult supplier
  Internal fault - consult supplier
Action
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