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  • Users: bluemagic
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  1. bluemagic

    World's Largest Power Transformer

    In China,the largest one is 1200MVA transformer includes 3 units of 400MVA/500kV single phase auto power transformers. Manufactured by ABB.
  2. bluemagic

    SF6 for switch gear

    In some mediumvoltage switchgears SF6 gas only for insulation,they still use the vacuum interrupter to quech arc.
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