Service Description:

Overview:

Fully enclosed, fully insulated, and inflatable ring network switchgear is an SF6 gas insulated metal common box enclosed switchgear, which can be composed of modules such as load switch unit, load switch fuse combination electrical unit, vacuum circuit breaker unit, and busbar incoming unit. Adopting a series of technologies and materials, it has excellent electrical and mechanical properties, is small in size, easy to install, easy to operate, does not require maintenance, and has flexible combination methods. Clear and intuitive design ensures simple and direct operation. The feeder wiring has a large capacity and is suitable for various wiring systems.

Performance indicators:

SF6 gas pressure at 20 ℃, absolute pressure 1.4bar

Annual gas leakage rate of 0.2%/year

Protection level IP67

Air chamber stainless steel thickness 3.0mm

Generatrix 400mm ^ 2Cu busbar inside the switchgear

Grounding busbar of switchgear 150mm ^ 2Cu

Normal operating environmental conditions

Upper limit temperature 40 ℃

Lower limit temperature -40 ℃

Average relative humidity ≤ 95%

Altitude ≤ 2000 meters

Meet standards

GB/T11022 GB3906 GB1985

GB16926 GB38041 GB1984

GB3309

IEC60056 IEC60129 IEC60265

IEC60298 IEC60420 IEC60694