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        TDVC-660/25 vacuum circuit breaker

            Nominal voltage:                             25kV
            Max. working voltage:                        33kV
            Rated current:                               1000A
            Rated short-circuit break-off capability:    20kA
            Short-circuit breaking capacity:             660MVA
            Mechanical service life:                     300,000 times


           
        TDVC-660/25 vacuum circuit breaker complies with EC60077-4, comprehensive technical performance of which is in the leading position in world wide. This product is featured by high permissible operation voltage, long mechanical service life and good insulation performance, which can better satisfy special operation requirement of long routing, high voltage fluctuation, big section width and high dirtiness degree by electric locomotive and EMUs in China, and is a good choice for newly manufactured electric locomotive and EMUs in China. 

         
         
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