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...YBM22-12/0.4 Outdoor Prefabricated Substation (EU)
Selection Operating conditions 1. Ambient air temperature: -10℃ ~+40℃ 2. Altitude: ≤1000m 3. Solar radiation: ≤1000W/m² 4. Ice cover: ≤20mm 5. Wind speed: ≤35m/s 6. Relative humidity: Daily average relative humidity ≤95%. Monthly average relative humidity ≤90% Daily average relative water vapour pressure ≤2.2kPa. Monthly average relative water vapour pressure ≤1.8kPa 7. Earthquake intensity: ≤magnitude 8 8. Applicable in the places without corrosive and flammable gas Note: Customized product...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...GW9 Outdoor Isolation Switch
Selection Operating conditions 1. The altitude does not exceed 1000m. 2. The ambien t air temperature: Maximum+40℃: Minimum: General Area-30℃, Paramos-40℃ . 3. The wind pressure does not exceed 700Pa. 4. The earthquake intensity does not exceed 8 degrees. 5. The working situation without frequent violent vibration. 6. The installation site of ordinary type isolator s hould be kept away from gas,smoke chemical deposition, salt-spray-fog, dust and other and corrosive maters that affect serious...ZW8-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature: upper limit +40℃, lower limit -30℃; 2. Altitude ≤ 2000 meters 3. 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 Voltage, current parameters Rated voltage kV 12 Rated short time power frequency withstand voltage (1min) kV 42 Rated lightn...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...