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 ...
PRW1 Drop-out Fuse
Selection Operating conditions 1. Suitable for environments with an upper limit of 40 ℃ and a lower limit of -30 ℃ . 2. Altitude not exceeding 1000m, wind speed not exceeding 35m/s 3. Fuses are not suitable for the following locations 3.1 Places with fuel or explosion hazards. 3.2 Places with severe vibration or impact. 3.3 Areas with abnormal electrochemical gas effects and severe air pollution and smoke Technical data parameter of porcelain housed fuse Type Rated voltage (kV) Rated curr...
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...
S9-M Series Oil-immersed Fully Sealed
Selection Operating conditions 1. Ambient temperature: maximum temperature: +40°C, minimum temperature: -25℃ . 2. Average temperature of the hottest month:+30℃, average temperature in the hottest year: +20℃ . 3. Altitude not exceeding 1000m. 4. The waveform of the power supply voltage is similar to a sine wave. 5. The three-phase supply voltage should be approximately symmetrical. 6. The total harmonic content of the load current shall not exceed 5% of the rated cur...
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 ...
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...