Monthly Archives: July 2019

Teardown of Danfoss VLT6000 4kW Variable Frequency Drive

A teardown of a Danfoss VLT6000 4kW VFD, a run down of the current paths in the system and I show which parts I find to have a value. Datasheet on the unit: https://www.danfoss.com/en/products/ac-drives/dds/vlt-and-vacon-legacy-drives/vlt-6000/#tab-overview

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Floppiclene! A Electronics Cleaning Relic of the Past.

I found a old 3.5″ floppy drive cleaning kit and tried it out on a defective computer/floppy drive/floppy that I had. It would constantly ruin “new” disks and leave them with few kb of useful space. It also failed horribly!

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Siemens Polyphos 30, X-RAY Inverter and Control Panel Teardown (Part 3 of 3)

Teardown of the Siemens Polyphos 30 X-ray systems control panel including computer, safety functions, HMI and high voltage inverter circuit.

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