Reasonable Value and Efficient Service' for Oil Immersed Type Transformer, oil-immersed transformer, Metal Enclosed Ring Main Unit. We sincerely welcome new and old customers and friends from all walks of life to visit, negotiate and cooperate. We are familiar with consumer needs and market trends.

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.

Our company has a number of skilled scientific research, production personnel and has a strong sales team. 11kv 12kv Gas Insulated Safering 1250A Gis Rmu Ring Main Unit have won high market popularity and share and are deeply loved by consumers. We are glad that we are steadily growing with the active and long term support of our satisfied customers! We have convenient and fast transportation network, rich natural resources, strong cultural heritage and outstanding talent advantages.