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  1. iceworm

    Copper Coated Aluminum Fine Strand

    Has anyone seen fine strand aluminum - copper coated strands, 2/0 - 350kcmil range? I envision something similar to DLO. I have heard of it. However, I have never seen any. Has anybody heard of a supplier? Harmless flakes working together can unleash an avalanche of destruction
  2. iceworm

    NEC 2017 240.67.B.2 Arc Energy Reduction (Fuses)

    New section to the NEC. It is not effective until 2020, so lots of time. The particular section I am looking at is "Energy-reducing maintenance switching". 240.67 Arc Energy Reduction. Where fuses rated 1200 A or higher are installed, 240.67(A) and (B) shall apply. This requirement shall...
  3. iceworm

    PM meggering of motors

    Equipment is 480V TEFC induction motors, NEMA, SF 1.15, operated 24/7, however, generally possible to take out of service for PM. I'll split into two different size ranges: Less than 50Hp; 200Hp to 50Hp Clean industrial environment Not over-greased or under-greased. Question concerns...
  4. iceworm

    industrial power conditioning 3 phase 480V

    I have a customer that is getting beatup (power electronics) with what I think are switching transients from Back-to-Back capacitor switching. This is off-grid self generation. The transients are their own making. The customer is interested in powerline conditioners. Nominal spec: 480V...
  5. iceworm

    Alternative Transients Program

    Does anyone know if the ATP software is still available? My browser shows their website, empt.org is offline. thanks ice

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