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.