Danfoss VLT CDS 302 Manual de resolução de problemas - Página 3

Procurar online ou descarregar pdf Manual de resolução de problemas para Accionamentos DC Danfoss VLT CDS 302. Danfoss VLT CDS 302 18 páginas. Compressor drives

Danfoss VLT CDS 302 Manual de resolução de problemas
Check List
Content
Introduction ......................................................................................................................................... 4
For Your Safety ..................................................................................................................................... 5
Diagnostics........................................................................................................................................... 6
Initial Trouble Shooting (visual inspection of the installation) ....................................................... 7
Input power wiring ................................................................................................................................................................................... 7
Output to motor ........................................................................................................................................................................................ 7
Grounding .................................................................................................................................................................................................... 7
Control wiring ............................................................................................................................................................................................. 7
Programming .............................................................................................................................................................................................. 7
Compressor Motor .................................................................................................................................................................................... 7
Cable routing .............................................................................................................................................................................................. 7
Peripheral equipment (sensors, contactors, etc) ............................................................................................................................ 7
Trip on over Temperature ....................................................................................................................................................................... 7
Drive interior ............................................................................................................................................................................................... 7
EMC Precautions ........................................................................................................................................................................................ 7
Vibration ....................................................................................................................................................................................................... 7
Environmental conditions ...................................................................................................................................................................... 7
Proper clearance ........................................................................................................................................................................................ 7
Trouble shooting ................................................................................................................................ 8
Fault Symptoms - Display of the drive .............................................................................................................................................. 8
No display (blank display) ...................................................................................................................................................................... 8
Intermittent display .................................................................................................................................................................................. 8
Fault Symptoms in the compressor (motor) .................................................................................................................................... 9
Common drives and motor problems ..............................................................................................11
Control logic problems ..........................................................................................................................................................................11
Programming problems ........................................................................................................................................................................11
IGBT, Motor or load problems ............................................................................................................................................................12
Procedure to conduct the dynamic test to check the IGBT .....................................................................................................12
Faults in the drive ....................................................................................................................................................................................12
EMC - Electro Magnetic Compatibility .............................................................................................................................................13
Static test procedures .......................................................................................................................14
Rectifier test (static) ................................................................................................................................................................................14
IGBT static test ..........................................................................................................................................................................................15
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FRCC.PC.036.A2.02