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ZW32-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -30℃ 2. Altitude ≤ 2000 meters 3. Wind pressure: no more than 700Pa (corresponding to the wind speed 34m/s) 4. Earthquake intensity: do not exceed 8 degree 5. Pollution grade: III class 6. Maximum daily temperature: less than 25℃ . Technical data Item Unit Parameter Voltage, current parameters Rated voltage kV 12 Rated short time power frequency withstand voltage (1min) kV 42/48 Rated l...
ZW8-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature: upper limit +40℃, lower limit -30℃; 2. Altitude ≤ 2000 meters 3. Pressure: not more than 700Pa (corresponding to the wind speed 34m/s); 4. Earthquake intensity: do not exceed 8 degree; 5. Pollution grade: III class; 6. Maximum daily temperature variety less than 25℃. Technical data Item Unit Parameter Voltage, current parameters Rated voltage kV 12 Rated short time power frequency withstand voltage (1min) kV 42 Rated lightn...
ZN63M-12 (Magnetic type) Indoor Vacuum Circuit ...
Selection ZN63M - 12 P M 630 - 25 HT P210 Name Rated voltage(KV) Pole type Operating mechanism Rated current(A) Rated short-circuit breaking current(KA) Installation Phase spacing Indoor vacuum circuit breaker 12:12KV No mark: Insulating cylinder type P Solid -sealing type M: Insulating cylinder type permanent magne 630, 1250, 1600, 2000, 2500, 3150, 4000 20, 25, 31.5, 40 HT: Handcart FT: Fixed type P150, P210, P275 Note: The phase spacing of ZN63-12□M is usually P210mm, whic...
ZN85-40.5 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature -10℃ ~ +40℃ 2. Altitude ≤ 1500m; 3. Relative humidity: the daily average is not greater than 95%, the monthly average is not greater than 90%, the daily average of saturated steam is not greater than 2.2*10-³Mpa, and the monthly average is not greater than 1.8*10-³Mpa; 4. The earthquake intensity does not exceed 8 degrees; 5. Places free of fire, explosion hazards, severe pollution, chemical corrosion and severe vibrations. Features 1. Ad...
ZW32-24 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient air temperature: The daily temperature variation: -40℃ ~+40℃ diurnal variation of temperature less than 25℃; 2. Altitude: no more than 2000 meters 3. Wind speed is no more than 35m/s (equivalent to 700Pa on the surface of the cylindrical); 4. Ice cover thickness no more than 10mm; 5. The intensity of sunshine not more than 1000W/m ² 6. Pollution degree no more than GB 5582 IV class 7. Seismic intensity does not exceed 8 class 8. No flammable, explosi...
ZN63(VS1)-12S Indoor Vacuum Circuit Breaker (P...
Selection ZN63(VS1) - 12 P T 630 - 25 HT P210 Name Rated voltage(KV) Pole type Operating mechanism Rated current(A) Rated short-circuit breaking current(KA) Installation Phase spacing Indoor vacuum circuit breaker 12:12KV P:Solid -sealing type T: Spring type 630, 1250, 1600, 2000, 2500, 3150, 4000 20, 25, 31.5, 40 HT: Handcart FT: Fixed type P150, P210, P275 Note: ZN63(VS1)-12P adopts a double spring integrated mechanism by default. If a single spring...

Indoor Vacuum Circuit Breaker