11KV開關柜要求: 2.2.511KV Switchgear Shall be metal clad panel, sulphur Hexaflouride (SF6) gas insulated, double bus–bar, and motorized switchgear. Technical Data Service voltage: 11KV Highest system voltage: 12KV Impulse withstand voltage: 75KV Frequency: 50Hz Short circuit current: 25KA Rated bus–bar current: 3105A Type of bus–bar: Double bus bar. 2.2.6 11KV Circuit Breaker Rated current: 630A, 1250A Rated breaking capacity: 350MVA Rated breaking current: 25KA Rated making current: 64KA Insulating medium: Sulphur Hexaflouride (SF6) gas