ZN23-40.5 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -15℃ (cold area -25℃); 2. Altitude: not more than 2000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Saturated steam pressure: daily average value is not higher than 2.2 × 10 -3 Mpa,monthly average is not higher than 1.8×10-3 Mpa; 5. Earthquake intensity does not exceed 8 degrees; 6. No fire, explosion, pollution, chemical corrosion a...
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...
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...
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...
ZN63 (VS1)-12C Vacuum Circuit Breaker (Side-Ope...
Selection ZN63 C - 12 P / T 630 - 25 FT R P210 Name Structure - Rated voltage(KV) Pole type / Operating mechanism Rated current(A) - Rated short-circuit breaking current(KA) Installation Main circuit wiring direction Phase distance Indoor vacuum circuit breaker Side operation - 12:12KV No mark: Insulating cylinder type P: Solid-sealing type / T:Spring type 630 1250 1600 2000 2500 3150 4000 - 20 25 31.5 40 FT: Fixed type L: Left R: Right P210 Note: 1. order a ZN63 si...
ZN28-12 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -15℃; 2. Altitude: ≤2000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: less than 8 degrees; 5. No fire, explosion, pollution, chemical corrosion and severe vibration place. Technical data Item Unit Parameter Parameters of voltage, current, life Rated voltage kV 12 Rated short time power frequency with...Medium and high voltage products are electrical equipment designed to handle voltages above the standard household voltage of 120V. These products are used in a variety of applications, including power generation, transmission, and distribution, as well as industrial and commercial settings.