FZN21/FZRN21-12 Indoor Vacuum Load Switch
Selection Operating conditions 1. Altitude: no more than 1000m; 2. The environment temperature: upper limit +40℃, lower limit -30℃; 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. No severe vibration, no corrosive gas, no fire, no explosion danger place. Technical data Item Unit Parameter Techn...
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...
GCS Low-voltage Switchgear Panel, Withdrawable ...
Selection Operating conditions 1. Ambient air temperature: -15℃ ~+40℃ Daily average temperature: ≤35℃ When the actual temperature exceed the range, it should be used by reducing the capacity accordingly. 2. Altitude: ≤2000m 3. Relative humidity: ≤50%, when temperature is +40℃ When temperature is low, larger relative humidity is allowed. when it is +20℃, relative humidity can be 90%. Since the temperature change will make out condensation. 4. Installation inclination: ≤5% 5. Applicable in the...
LZZBJ9-10 Current Transformer
Selection Technical data 1. The performance of products is conformed to IEC standard and GB1208-2006 Current Transformer. 2. Rated insulation level: 12/42/75kV 3. Load power factor: cosΦ =0.8(Lag) 4. Rated frequency: 50Hz 5. Rated secondary current: 5A, 1A 6. Partial discharge level: In conformity to GB5583-85 standard, its partial discharge is not more than 20PC. Model Rated primary current (A) Accurate class combination Rated secondary output(VA) Rated short-time thermal current (KA vir...
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; ...
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...