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  • Users: schell44
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  1. schell44

    Induced Currents in Pipelines

    We have many miles of gas transmission and distribution pipelines that share right of ways with electrical T&D lines. My concern is with induced currents on the pipelines caused by faults on the electrical lines and specifically, the shock hazards that personnel could be exposed to at...
  2. schell44

    Parallel Conductors

    Are parallel conductors smaller than 1/0 awg in conduit allowed under the Canadian Electric Code?
  3. schell44

    Ross Hill VFD voltage waveform

    We have an 8000 HP Ross Hill 12 pulse drive at one of our sites and recorded the attached waveform at a 120 volt receptacle. There is a 1000 kVA xfmr stepping down to 480 volt and a 30 kVA stepping down to 120/208 volt before the receptacle. With the thyristor front-end, notching is expected...

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