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...
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...
XRNP Current-limiting Fuses for Voltage Transfo...
Selection Technical data Type Rated voltage(Kv) Rated current(A) Rated break current(KA) Dimensions XRNP1- □/□-□-1 7.2 (3.6) 12 0.2、0.3、0.5、1、2、3.15 50 See figure 1 XRNP1- □/□-□-1 24 0.2、0.3、0.5、1、2、3.15 50 See figure 2 XRNP1- □/□-□-2 12 2、3.15 50 See figure 3 XRNP6- □/□-□-1 40.5 0.2、0.3、0.5、1、2、3.15 31.5 See figure 4( Φ25 ) XRNP6- □/□-□-3 0.2、0.3、0.5、1、2、3.15、4、5 See figure 5 ( Φ30 ) XRNP6- □/□-□-4 0.2/0.5/1/2/3.15/5/6.3 See figure 6 ( Φ41 ) Note: 7....
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...
RN2 Indoor Current Limiting Fuse
Technical data Product type RN2-3、6、10 RN2-15、20 RN2-35 Rated voltage 3 6 10 15 20 35 KV Fuse current A 0.5 0.5 0.5 Capacity of largest break of three-phase MVA 500 1000 1000 1000 Max break curent KA effective value KA 500 85 50 40 30 17 Overvoltage multiple Do not exceed voltage of 2.5 times of rating Resistance of the fuse pipe (Ω) 93±7 200±10 315土14 Weight Kg 5.6 12.2 15.6 Fuse weight Kg 0.9 1.6 2.5 Overall and mounting dimensions(mm)
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...