MECOS IMC15 - Page 56

IMC15
52
912 ... 916
UnBalFlt0 ... 4 Unbalance fault0
... 4 Unbalance fault channel 0 ... 4
Unbalance of rotor exceeds specifica- tions
Reset fault and restart
Fault persists: Replace blower
917 ... 921
XFlt0 ... 4 Position fault0 ... 4
displacement fault channel 0 ... 4
Vibrations of the blower exceed specifications
Reset fault and restart
Fault persists: Replace blower
Warnings
No. Warning Meaning
801 BrakeTmp Brake chopper overtemperature
802 DrUzBrake Indicates that drive is braking
803 DrUzLimH Overvoltage drive DC bus (generator operation is reduced)
804 DrUzLimL Undervoltage drive DC bus (threshold for activation of generator operation)
805 U24_OV Overvoltage internal 24 VDC supply
806 U24_UN Undervoltage external 24 VDC supply
808 RTC Real time clock not running or contains wrong data (e.g. due to weak or low battery)
809 DSPReset Selfcheck warning: Informs about reset of the DSP. Is otherwise not treated like all other
warnings (no blinking red LED, X2:9 „no drive or bearing warning“ remains logic 1).
899 SlfChkWrn Collective bit for selfcheck warnings
Diagnosis: Faults during Operation of the IMC15
Nr. Error message Meaning Diagnosis Action