Customization: | Available |
---|---|
Application: | Electronic, Instrument, Position Sensor, Audio, Lighting |
Type: | Sf6 Circuit Breaker |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
The switchgear conforms to the requirements of the national standard GB 3906-2006 "3.6kV-40.5kV AC metal enclosed switchgear and control equipment" and the international standard IEC62271-200, and has two proposed "five-guard" closing pin function. The main switch of this switch adopts ZN28A-12 series or ZN12-12 series vacuum circuit breaker equipped with CD17A electromagnetic operating mechanism and CT19B spring operating mechanism. The isolating switch adopts GN30-12 rotary isolating switch and CN22-10 high current isolating switch series product
Ambient temperature: upper limit +40ºC, lower limit -25ºC;
Altitude: The altitude does not exceed 1000m;
Relative temperature: the daily average is not more than 95%; The monthly average is not more than 90%;
Earthquake intensity: not more than 8 degrees.
Surrounding environment: no fire, explosion danger and pollution level does not exceed 3, chemical corrosion and violent vibration places
The bus bars are arranged in a standard shape and supported by 7350N bending strength porcelain insulators
Switch cabinet for double-sided maintenance, the front overhaul of the relay secondary components, maintenance of operating mechanism, mechanical interlocking and transmission parts, overhaul of circuit breakers
Rear maintenance main busbar and cable terminal, lighting in breaker room and cable room