JN22-40.5/31.5 Indoor Grounding Switch
Selection Operating conditions 1. Ambient temperature:-10~+40℃ 2. Altitude: ≤1000m 3. Relative humidity: Day average relative humidity ≤95% Month average relative humidity ≤90% 4. Earthquake intensity: ≤8degree 5. Appliable in the place without corrosive, flammable gas and water place 6. With no frequently intense vibrant place around. Technical data Item Units Data Rated voltage kV 35 Maximum voltage kV 40.5 Rated short time withstand current kA 31.5 Rat...
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...
ZN63M-12 (Magnetic type) Indoor Vacuum Circuit ...
Selection ZN63M - 12 P M 630 - 25 HT P210 Name Rated voltage(KV) Pole type Operating mechanism Rated current(A) Rated short-circuit breaking current(KA) Installation Phase spacing Indoor vacuum circuit breaker 12:12KV No mark: Insulating cylinder type P Solid -sealing type M: Insulating cylinder type permanent magne 630, 1250, 1600, 2000, 2500, 3150, 4000 20, 25, 31.5, 40 HT: Handcart FT: Fixed type P150, P210, P275 Note: The phase spacing of ZN63-12□M is usually P210mm, whic...
ZN28-12 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -15℃; 2. Altitude: ≤2000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: less than 8 degrees; 5. No fire, explosion, pollution, chemical corrosion and severe vibration place. Technical data Item Unit Parameter Parameters of voltage, current, life Rated voltage kV 12 Rated short time power frequency with...
GW1 Outdoor Isolation Switch
Selection Operating conditions 1. The altitude above sea level: 2000m 2. The ambient air temperature: -40℃~40℃ wind speed does not exceed 35m/s. 3. The earthquake intensity does not exceed 8 degrees. 4. The working situation is without frequent violent vibration. 5. The installation site of ordinary type isolator s hould be kept away from gas, smoke chemical deposition, salt-spray fog, dust and other explosive and corrosive maters that affect seriously insulation an...
FZN25/FZRN25-12 Indoor Vacuum Load Switch
Selection Operating conditions 1. Ambient air temperature: upper limit +40℃, lower limit -25℃ (allow storage at – 30℃), 24h average value is not higher than +35℃; 2. Altitude: no more than 1000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: do not exceed 8 degree; 5. The surrounding air is not corrosive and flammable gas,steam and other significant pollution; 6. No regular violent vibration; 7. Cont...