110,000-volt power supply equipment This set of equipment included the disconnectors, surge arresters, voltage extraction device that No.9 water plant use in 1988 when it first started. All parts are mounted on an overhead fram. No.9 water plant is the only factory that equipt with 110,000 volts power supply. The set of equipment retired in 2013 after power distribution equipment modification. Less oil circuit breakers This less oil circuit breakers was put into use at No.9. water plant in 1988. Composed with contact, conductive systems and extinguishing systems. The set of equipment retired in 2013 after power distribution equipment modification.
line circuit breakers是什么?