IndustrialDriveDataDrive Board & Diagnostic Database
Thermal evidence record

Danfoss VLT Cooling and Heatsink Evidence Record

Supports alarm 29 diagnosis by collecting fan, heatsink, cabinet airflow, load current and ambient evidence before board replacement.

Record status

IdentifierFamily-level thermal/cooling record pending exact frame and fan assembly identification
Record typeThermal evidence record

Observed functional elements

Cooling fanHeatsink finsFilter / ductCabinet ventilationTemperature sensor pathLoad current

Diagnostic use

  • Distinguish real overheating from sensor/feedback problem
  • Preserve maintenance evidence
  • Support fan or cooling-path replacement decision

Linked circuit records

Circuit
Danfoss VLT Cooling and Heatsink Temperature Path

Routes alarm 29 through cooling fans, heatsink contamination, airflow, cabinet ventilation, ambient temperature, load current and temperature feedback.

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