Our company specializes in Metal-Enclosed Switchgear, Circuit Breaker, Transformer Substation Distribution Cabinet products, and is a professional and large-scale manufacturer and service provider with strong competitiveness in this industry in China. In order to meet the increasing quality demands of the industry, we continue to regularly invest and update equipment. We will provide you with the latest information, choose better products with better cost performance and strive to give you the best service.

SF6 gas-insulated compact metal-enclosed switchgear adopts modular design, with its perfect unity of fixed and flexible expansion, to suit the requirements of end users or network nodes, and to meet the requirements of various power distribution switching stations, box-type substations, and cables The need of the tap box has the characteristics of compact structure, safety and reliability, long life and maintenance-free.

Normal use conditions:

Altitude: ≤3000 meters

Ambient temperature: highest temperature +55℃, lowest temperature -45℃

Humidity: Maximum average relative humidity: 24 hours measurement ≤95%, 1 month measurement ≤90%

Earthquake resistance: earthquake intensity does not exceed 8 degrees

Technical characteristics:

SF6 gas pressure is 0.4bars (relative pressure) at 20°C

Annual leakage rate≤0.25‰/year

Water immersion test 0.3 bars of pressure under water / 24 hours

Arcing test With arc extinguisher 20kA/1s without arc extinguisher 16kA/1s

Protection level SF6 air chamber IP67

Busbar:

Bus bar 400mm2Cu in the switch cabinet

Switchgear ground bus 160mm2Cu one bolt diameter; M10

Gas chamber stainless steel shell thickness 2.5mm

Fuse cartridge IP67, switch cabinet shell IP4X

SF6 insulated ring main unit technical data:

Details:

Factory:

FAQ:

(1). How to order the products?

Send your product name, model and drawing and let us confirm the right one, and recommend and make a good offer.

(2). About lead time and shipping time?

Usually it is 10-15 days, if quantity is big, lead time will be extended.

We vigorously promote the popularization of new Mv Switchgear Metal-Clad AC Ring Main Unit and the development of our company. We look forward to a win-win cooperation in the field of new technologies through extensive external exchanges and cooperation. Our products and solutions are sold to the all over the world and are favorably appraised by clients.