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...
YVG-12 Solid Insulation Ring Network Cabinet
Selection Classified by functional units in the system: incoming cabinet, outgoing cabinet, buscouple cabinet, metering cabinet, PT cabinet, lifting cabinet, etc., represented by wiring scheme number. According to the type of main switch components, it is divided into: load switch cabinet, load switch fuse combination electrical cabinet, circuit breaker cabinet, and isolation switch cabinet, etc., represented by F (fuse combination electrical appliance), V (circuit breaker), C (load switch),...
LCT Current Transformer
Technical data 1. Operating environment a. Environmental temperature: -20℃~50℃; b. Relative humidity: ≤90% c. Atmospheric pressure: 80kpa~200kpa; 2. AC voltage: 66kV~4000kV; 3. Zero-sequence current:Primary side~36A (customize for 36A or above, secondary side 20~30mA) 4. Electric network frequence: 50Hz; 5. The terminal used with ML98 device-using explanation; System primary zero-sequence current(A) Selected terminal 1≤10<6 S1, S2 6≤10<12 S1, S3 12≤10<36 S1, S4 6. Secondary loa...
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...
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...
ZW32Y-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature: upper limit +40℃, lower limit -30℃; 2. Altitude: ≤2000m; 3. Wind 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 Rated voltage kV 12 Rated insulation level 1min power frequency withstand voltage Dry test Wet test kV 42/ fracture 48 kV 34 ...