Outdoor High-Voltage Isolate Switch

Use conditions: 1) The altitude above sea level does not surpass 3,000m 2) Surrounding air temperature: a) Upper limit: +40°C b) Lower limit general area: -30°C c) High and cold area: -40°C 3) The wind pressure does not surpass 700Pa (equal to wind speed 34m/s) 4) The earthquake intensity does not surpass 8 5) Not frequent fierce vibration place 6) The ordinary installment place should the not serious influence isolator insulation and the electric conduction ability gas, the vapor, the chemical properties deposition, the salt mist, the dust and other explosive, corrosive matter 7) Antifouling is suitable for the heavy contamination area, but should not have causes of the fire and the explosive Specifications: Type: HGW9-10 1) Rated voltage: 12KV 2) Rated current: 400A, 630A 3) 4S heat steady current: 12.5KA 4) Motion steady current: 31.5KA 5) Impulse withstand voltage: a) To earth: 75KV b) Across the isolating distance: 85KV 6) Power-frequency withstand voltage: a) To earth: 38KV b) Across the isolating distance: 42KV Type: HJDW2-0.5KV 1) Rated voltage: 0.5KV 2) Rated current: 800A, 1000A 3) 4S heat steady current: 1250KA 4) Motion steady current: 3150KA 5) Impulse withstand voltage: a) To earth: 4KV b) Across the isolating distance: 5KV 6) Power-frequency withstand voltage: a) To earth: 2KV b) Across the isolating distance: 3KV Type: HGW4-35D/630-31.5 1) Rated voltage: 35KV 2) Rated current: 400A, 600A, 1000A 3) Mechanical life: 2000 times 4) Quiet pull: Fa2=800N Fb2=200N 5) Operate moment: 300Nm 6) Isolating switch rated peak withstand current: 80KA 7) Isolating switch rated short-time withstand current: 31.5KA(4S) 8) Ground switch rated peak withstand current: 50KA, 80KA 9) Ground switch rated short-time withstand current: 20KA(4S), 31.5KA(4S)