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220KV SF6 Heavy Duty High Voltage Circuit Breaker
  • 220KV SF6 Heavy Duty High Voltage Circuit Breaker220KV SF6 Heavy Duty High Voltage Circuit Breaker
  • 220KV SF6 Heavy Duty High Voltage Circuit Breaker220KV SF6 Heavy Duty High Voltage Circuit Breaker
  • 220KV SF6 Heavy Duty High Voltage Circuit Breaker220KV SF6 Heavy Duty High Voltage Circuit Breaker
  • 220KV SF6 Heavy Duty High Voltage Circuit Breaker220KV SF6 Heavy Duty High Voltage Circuit Breaker

220KV SF6 Heavy Duty High Voltage Circuit Breaker

LiuGao stands at the forefront as a committed manufacturer of outdoor SF6 circuit breakers, showcasing cutting-edge engineering.The 220KV SF6 Heavy Duty High Voltage Circuit Breaker is meticulously designed with a fully enclosed structure, ensuring superior insulation performance by sealing the secondary winding in an epoxy resin casting body. This breaker is not just reliable;it's a powerhouse with a robust mechanism, delivering a service life of over 3000 operations for unparalleled long-term reliability.Dependable sealing performance is guaranteed, thanks to the use of high-quality imported sealing rubber pads.The dynamic seal incorporates a "V"-type sealing ring with a spring pressure compensation structure, and the secondary terminal board, sourced from a trusted cooperative enterprise, maintains an impressively low annual air leakage rate of less than 1%.LiuGao invites you to embrace groundbreaking innovations that redefine the benchmarks of durability and reliability in outdoor SF6 circuit breakers.

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Product Description

Liugao is 220KV SF6 Heavy Duty High Voltage Circuit Breaker supplier.LW8-40.5 Outdoor HV SF6 circuit breaker is designed for three-phase AC 50Hz outdoor high voltage electrical applications in 35kV transmission and distribution systems. It serves the purpose of control and protection and can also be utilized for the opening and closing of contact breakers and capacitor banks, with the option to include a current transformer for measurement and protection functions. The circuit breaker is equipped with a CT14-type spring operating mechanism, and it adheres to both the national standard GB1984-89, titled "AC high voltage circuit breakers," and the International Electrotechnical Commission standards IEC56, specified in the publication "High-voltage AC circuit breaker."

220KV SF6 Heavy Duty High Voltage Circuit Breaker Operating Environment

1. Altitude: no more than 2500; meters; plateau 4000 meters;


2. Ambient temperature: -30°C-+40°C (special requirements -40°C-+40°C);


3. Relative humidity: the daily average is not more than 95%, the monthly average is not more than 90% (25°C);


4. Wind speed: no more than 35m/s; the pollution level is I; the creepage distance of the porcelain sleeve is 1050mm (1320mm) (the nominal creepage distance is not less than 25mm/kV);


5. Sunshine: 0.1w/cm;

220KV SF6 Heavy Duty High Voltage Circuit Breaker Product Features

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