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...
ZW7-40.5 Outdoor Vacuum Circuit Breaker
Operating conditions 1. Ambient temperature: upper limit +40℃, lower limit -30℃; Days difference does not exceed 32K; 2. Altitude: 1000m and the following areas; 3. Wind pressure: not more than 700Pa (corresponding to the wind speed 34m/s); 4. Air pollution level: IV class 5. Earthquake intensity: do not exceed 8 degree; 6. Ice thickness: no more than 10mm. Technical data Item Unit Parameter Voltage, current parameters Rated voltage kV 40.5 Rated short time power frequency withstan...
ZW32Y-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature: upper limit +40℃, lower limit -30℃; 2. Altitude: ≤2000m; 3. Wind 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 Rated voltage kV 12 Rated insulation level 1min power frequency withstand voltage Dry test Wet test kV 42/ fracture 48 kV 34 ...
VYF-12GD Indoor Three Position Vacuum Circuit B...
Selection Note: If there is no grounding switch, the grounding operation shaft acts as an interlocking shaft, and the external dimensions remain unchanged. Operating conditions ● Ambient temperature: -25℃ +40℃; ● Relative humidity: daily average <95%, monthly average <90%; ● Altitude: not higher than 1000m; ● Earthquake intensity: no more than 8 degrees: ● Place of use: No explosion hazard, chemical and severe vibration and pollution. ● Service conditions above an altitude of 1000 mete...
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...
ZN63(VS1)-12 Indoor Vacuum Circuit Breaker (Ins...
Selection ZN63 - 12 T 630 - 25 HT P210 Model Rated voltage(KV) Operating mechanism Rated current(A) Rated short-circuit breaking current(KA) Installation Phase spacing Indoor vacuum circuit breaker 12:12KV T: Spring type 630,1250, 1600,2000, 2500, 3150, 4000 20, 25, 31.5, 40 HT: Handcart FT: Fixed type P150, P210, P275 Note: ZN63-12 adopts a double spring integrated mechanism by default. If a single spring modular mechanism is required, a single spring needs to be added to the mod...