March 2016

Teardown – Eaton Powerware 30 kVA UPS

I had the chance to take this Eaton Powerware 30 kVA / 27 kW (9355-30-N-7-2x9Ah) uninterrupted power supply apart to look for parts worth salvaging for future reuse in other projects. Looking up the type on the Eaton website we learn that it is a UPS using double conversion topology that provides isolation from all …

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Teardown – Schneider Electric Frequency Inverter ALTIVAR71

I picked up two of there 5.5kW frequency inverters from a scrap yard. Both assumed to be thrown out due to malfunction. I took them home to dismantle them for parts to use in other projects. First we have the front and two stickers, one with specifications and the other with end of life information. …

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