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        TDY1 two-in-one roof-mounted equipment

           Such product is TDVC-660/25 vacuum circuit breaker, which is integrated with YH10WT-42/105 lightning arrester on a base-plate through optimization design by electrical field, thus, installation space on roof will be efficiently saved and locomotive running resistance at high-speed will be reduced. Meanwhile, all external insulation of the product is provided with silicon rubber insulator with characteristic of long creepage distance and high dust-proof performance, which is applicable to assembly of various newly manufactured locomotive and reconstruction of existing locomotive.

         
         
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