Troubleshooting56
Error List
REFUsol 100K
982059/02
2020-11
90082
HW VPos feeding The hardware protection has detected an im-
permissible overvoltage in the positive DC link.
▸Check DC voltage for permissible range.
90083
HW VNeg feeding The hardware protection has detected an im-
permissible overvoltage in the negative DC
link.
90084
HW PowNok feeding The hardware protection has detected a prob-
lem in the power supply of the switches.
▸Open and close the DC switch.
▸If error occurs more than once, contact
REFU Service.
90085
HW DcUnsy feeding The hardware protection has detected an im-
permissible asymmetry in the DC link.
90086
HW driver feeding The hardware protection has detected a prob-
lem in the circuit breaker driver.
90087
HW overcurrent L1 The hardware protection has detected an im-
permissible overcurrent in L1, L2, or L3.
90088
HW overcurrent L2
90089
HW overcurrent L3
9008A
IGBT overtemperature The temperature of the IGBT's exceeds the
permissible limit value.
▸Do not run the inverter at full load at high
ambient temperatures.
9008B
Air overtemperature The temperature of the interior exceeds the
permissible limit value.
Error Code Message Description Instructions
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