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SC(B)9 Series Epoxy Resin Dry-type Transformer
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 relative humidity of the surrounding air should be lower than 93%. 7. And there ...
S9-M Oil-immersed Transformer
Selection Operating conditions Ambient temperature: maximum temperature: +40°C, minimum temperature: -25℃. Average temperature of the hottest month:+30℃, average temperature in the hottest year: +20℃. Altitude not exceeding 1000m. The waveform of the power supply voltage is similar to a sine wave. The three-phase supply voltage should be approximately symmetrical. The total harmonic content of the load current shall not exceed 5% of the rated current. Where to use: indoors or outdoors. Featu...
YRM6-12/24 Gas-insulated Metal-enclosed Switchgear
Selection Operating conditions 1. Ambient air temperature: -40℃~+40℃; 2. Relative air humidity: daily average <95%, monthly average <90%; 3. Altitude ≤1500m (under standard inflation pressure); 4. Seismic intensity <9 class; 5. Places free from fire, explosion, serious contamination, chemical corrosion and severe vibration. Special conditions Manufacturers and end users must agree on special Operating conditions that are different from normal operating cond...
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...
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...
XL Low Voltage Power Distribution Cabinet
Selection Operating conditions 1. Environmental Conditions1.Installation Site: Indoor; 2. Altitude: No more than 2000m. 3. Earthquake lntensity: No more than 8 degrees. 4. Ambient Temperature: No more than +40℃ and no less than -15℃ . Averagetemperature is no more than +35℃ within 24 hours. 5. Relative Humidity: the average daily value is no more than 95%, the averagemonthly value is no more than 90%. 6. Installation locations: without fire,explosion danger，serious pollution,chemical corros...

Transformer Substation