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FZW28-12F Outdoor Vacuum Load Switch
Selection Operating conditions 1. Altitude: ≤ 2000 meters; 2. Environment temperature: -40℃ ~+85℃; 3. Relative humidity: ≤ 90% (25℃); 4. The maximum daily temperature difference: 25℃; 5. Protection grade: IP67; 6. The maximum ice thickness: 10mm. Technical data Item Unit Parameter The switch body Rated voltage kV 12 Power frequency insulation withstand voltage (Interphase and phase to ground / fracture) kV 42/48 Lightning impulse withstand voltage (Interphase and phase to groun...
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...
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...
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...
GCK Low-voltage Switchgear Panel, Withdrawable ...
Selection Operating conditions 1. Ambient air temperature: -5℃ ~+40℃ . Daily average temperature: ≤35℃. When the actual temperature exceed the range, it should be used by reducing the capacity accordingly. 2. Transport and store temperature: -25℃ ~+55℃ . do not exceed +70℃ in short time. 3. Altitude: ≤2000m. 4. Relative humidity : ≤50%, when temperature is +40℃. When temperature is low, larger relative humidity is allowed. when it is +20℃, relative humidity can be 9...
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...

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