ZW20-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Altitude≤2000 meters 2. The environment temperature: -30℃ ~+55℃ outdoor; the highest annual average temperature 20 ℃, the highest daily average temperature 30 ℃; 3. Relative humidity: 95% (25℃) 4. Seismic capacity: horizontal ground acceleration 0.3g, vertical ground acceleration 0.15g, at the same time duration of three sine waves, a safety factor of 1.67 5. Earthquake intensity: 7 degrees 6. The maximum daily temperature difference: 25 ℃ 7. The intensity o...
LZZBJ18 Current Transformer
Selection Technical data 1. Rated insulation level: 10kV:12/42/75kV; 20kV:24/65/125kV 2. Power factor of load: cosΦ=0.8(lagging) 3. Rated secondary current: 5A(or 2A,1A) LZZBJ18-10/150b/2 Type Rated primary current (A) 1s thermal current (kA virtual value) Dynamic standing current (kA peak) Accuracy class combination (1S/2S) Rated secondary output(VA) 0.2S 0.5 5P15 10P15 20 2 5 0.2/0.5/10P10 0.2/0.5/5P10 0.5/0.5/10P10 0.2/0.2/10P10 0.5/0.5/5P10 0.2/0.2/5P10 10 10 15 30 3 7.5 ...
KYN28-24 Metalclad AC Enclosed Switchgear, With...
Selection Operating conditions 1. +15°C~+40°C. And the average value measured within 24 hours shall not exceed 35°C 2. The average monthly relative humidity shall not exceed 90% The average monthly water vapor pressure shall not exceed 1.8kPa; 3. Altitude: ≤1000m. 4. There is no obvious dust or smoke in the surrounding air: pollution caused by corrosive or combustible gases, vapors, or salt mist; 5. Vibration or ground motion from outside the switchgear and control equipment can be ignored; ...
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...
MNS Low-voltage Switchgear Panel, Withdrawable ...
Selection Operating conditions 1. lnstallation Site: Indoor; 2. Altitude: No more than 2000m. 3. Earthquake lntensity: No more than 8 degrees. 4. Ambient Temperature: No more than +40℃ and no less than -15℃.Averagetemperature is no more than +35℃ within 24 hours. 5. Pelative Humidity: the average daily value is no more than 95%, the averagemonthlyvalue is no more than 90%. 6. Installation lacations: without fire,explosion danger,serious pollution,chemical corrosion and violent vibration. Fe...
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...