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...
FZN25/FZRN25-12 Indoor Vacuum Load Switch
Selection Operating conditions 1. Ambient air temperature: upper limit +40℃, lower limit -25℃ (allow storage at – 30℃), 24h average value is not higher than +35℃; 2. Altitude: no more than 1000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: do not exceed 8 degree; 5. The surrounding air is not corrosive and flammable gas,steam and other significant pollution; 6. No regular violent vibration; 7. Cont...
LFSB-10 Current Transformer
Selection Structural introduction This type of current transformer is fully enclosed and post type. It has a good ability of insulation, moisture proof and antipollution. It is small and light. It can be installed at any place and any direction. Technical data 1. Rated insulation level: 12/42/75kV; 2. Rated secondary current: 5A,1A; 3. Refer to the table for rated primary current, accuracy classed combination, rated output, rated dynamic and thermal current. 4. The conditions of partial disc...
FLN36 Indoor SF6 Load Switch
Selection Operating conditions 1. Air temperature Maximum temperature: +40℃; Minimum temperature:-35℃. 2. Humidity Monthly average humidity 95%; Daily average humidity 90%. 3. Altitude above sea level Maximum installation altitude: 2500m. 4. Ambient air not apparently polluted by corrosive and flammable gas, vapor etc. 5. No frequent violent shake. Technical data Ratings Unit Value Rated voltage kV 12 24 40.5 Rated lighting impulse withstand voltage kV 75 125 170 Common value Acro...
JN15-24 Indoor Grounding Switch
Selection Operating conditions 1. Ambient temperature:-10~+40℃ 2. Altitude: ≤2000m 3. Relative humidity: Day average relative humidity ≤95% Month average relative humidity ≤90% 4. Earthquake intensity: ≤8degree 5. Class of pollution: II Technical data Item Units Data Rated voltage kV 24 Rated short time withstand current kA 31.5 Rated short circuit withstand time S 4 Rated short circuit making current kA 80 Rated peak withstand current kA 80 Rated 1min power frequency withstan...
LFS-10Q Current Transformer
Selection Structural introduction This type of current transformer is fully enclosed and post type. It has a good ability of insulation, moisture proof and antipollution. It is small and light. It can be installed at any place and any direction. Technical data 1. Rated insulation level: 12/42/75kV; 2. Rated secondary current: 5A,1A; 3. Refer to the table for rated primary current, accuracy classed combination, rated output, rated dynamic and thermal current. 4. The conditions of partial disc...