ZW2-55/27.5 Outdoor dual level railway switchDetailed product description：

ZW2-55/27.5 outdoor dual stage railway switch has a rated voltage of 27.5kV, 55/27.5kV, and an AC frequency of 50Hz. This circuit breaker is specifically designed for use in the AT power supply system of electrified railways to open and close loads and disconnect fault currents, especially in places with frequent operation.