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  • Users: GroovyGuy
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  1. GroovyGuy

    Sealed-Tank Design vs Conservator-Tank Design in 20MVA power transformer, pros & cons

    Howdy everyone, I have a question or two. I currently have a project where I am out for tender for a couple of 20mva (CSA C-88) 55C ONAN 69kv delta - 13.8kv wye step-down transformers. I have asked for pricing for both a sealed-tank design and a conservator-tank type design. The pricing that I...
  2. GroovyGuy

    A Sequel to "Reduction of Transformer Inrush Current" ( thread238-408206)

    As a sequel to a request that I placed on Eng-Tips (thread238-408206) some 10 months ago; I offer the follow-up: Original Post Howdy, Does anyone have any experience with limiting transformer inrush current. I have several (separate) locations that will experience excessive voltage drop on the...
  3. GroovyGuy

    Reduction of Transformer Inrush Current

    Howdy, Does anyone have any experience with limiting transformer inrush current. I have several (separate) locations that will experience excessive voltage drop on the incoming Utility feeder. Feeder is 25kV and transformer sizes range from 3MVA up to 12.5MVA. I was thinking of simply using a...

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