FLRN36 indoor AC high voltage load break switch-fuse combination (combination in short)is a comprehensive and new combination app aratus produced on the bases of the mature experience in domestic and abroad. It is a complement apparatus of HXGN □ -12 AC metal-enclosed ring main unit and it meet requirement of users in different power system. It has the advantages such as simple structure, easy maintenance, strong arc-extinction capability, high gap insulating level and high reliability. It accords to IEC420,IEC62271-105, GB16926& GB/T 11022 standards.
1. Altitude: ≤ 1000m;
2. Ambient temperature: -25 ℃ ~+40℃ ;
3. Relative humidity: daily average ≤ 95％ , monthly average ≤ 90％ ;
4. Earthquake intensity: ≤ 8 grade;
5. Occasions without flammable and explosive matter, without corrosive
chemical and frequent severe vibration.
FLRN36-12D indoor AC high-voltage load break switch is equipped with double breaks, three working positions (connect,disconnect and grounded) and rotary moving contact. It uses SF6 for arcing and insulating medium. Moving contact,stable contact and grounded contact are installed in epoxy resin enclosure by compressing casting. The operation mechanism is reliable and simple which can be operated by manual and motor. The reliable mechanical interlock device together with the switc h body makes 5-protection functions.