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Fit(XGN86)-12 SF6 Ring Main Unit

Fit(XGN86)-12 SF6 ring main unit use SF6 as the insulating medium, a fully insulated and fully enclosed ring main unit. All high-voltage charged parts are fully insulated and sealed. From the outside of the switch cabinet, the safety performance is higher, with compact structure, small size, maintenance-free, not affected by high altitude, pollution, small animals and chemical substances and other external environment. Strong insulation performance and arc extinguishing ability, with reliable structure and excellent performance. Also known as SF6 inflatable cabinet, C-GIS and so on.

  • Item NO.:

    Fit(XGN86)-12
  • Order(MOQ):

    1
  • Payment:

    T/T 30%,LC at sight
  • Product Origin:

    FUZHOU,CHINA
  • Shipping Port:

    FUZHOU,CHINA
  • Lead Time:

    30 days
  • Product Detail


1. Material of cabinet body: 2 mm aluminum zinc plate.

2. Including side expansion, top expansion two types.

3. Internal arc duration of 630A/20kV is 1S.

4. With load switch (C), load switch + fuse combination (F), circuit breaker (V) and other standard units. Achieve a diverse set of units, to meet the complex and diverse power supply and distribution designs in different areas. SF6 ring main unit widely used in urban commercial centers, high-rise buildings, underground substations, industrial concentration areas, airports, highways and other ring or radiation power supply systems, can also be used for terminal power supply, installed in box-type substation, outdoor box-type switch station(outdoor ring cabinet) and other devices.

5. The outer material of the ring cabinet can be configured according to user's requirement.



NO. Item Unit Data
Load switch Combination unit Breaker
1 Rated Voltage kV 12
2 Rated frequency Hz 50/60
3 Rated current A 630 125 630
4 1 min Power frequency withstand voltage Phase to earth and phase to phase kV 42
Isolating distance 48
5 Lightning impulse withstand voltage Phase to earth and phase to phase kV 75
Isolating distance 85
6 Thermal stable current (effective value) Main circuit 4S kA 20
Earthing switch 2S
Earth circuit  4S 17.4
7 Dynamic stable current (peak) Main circuit 4S kA 50
Earthing switch 2S
Earth circuit  4S 43.5
8 Rated short-circuit making current(peak) kA 50
9 Rated breaking current of active load A 630
10 Rated closed-loop breaking current A 630
11 5% Rated breaking current of active load A 31.5
12 Rated cable-charging breaking current A 10
13 Rated short-circuit breaking current kA 31.5 20
14 Rated transfer current A 1750
15 Mechanical life times 5000 5000 10000
16 SF6 rated pressure(20℃ gauge pressure) Mpa 0.3
17 SF6 leakage rate year ≤0.05%
18 IP grade gas tank IP67
19 Arc test 20kA/1s



1. Altitude: ≤4000m (the equipment is fully insulated and sealed, applicable to high altitude areas.When the equipment is running at an altitude higher than 1000m, please make special note for pressure adjustment during manufacturing).

2. Surrounding temperature: -25 ~ +40℃ (the highest average daily temperature does not exceed 35℃).

3. Relative humidity: daily average is no more than 95%, and monthly average is no more than 90%.

4. Wind speed: no more than 35m/s.

5. Earthquake intensity: 8 degrees

6. Pollution level: level 2

7. Installation site: Without fire, explosion or violent vibration, well-ventilated and non-corrosive gas.

8. Ground slope: no more than 3°.

Note: If the use environment exceeds the above scope.Please contact us.



Q: Are you the SF6 ring main unit manufacturer or trader?

A: We are both manufacturer & trader. We have our own manufacturer named TIANYI TONGYI ELECTRIC CO.,LTD, who have 27 years experience in electric industry. It covers an totally area of 117,000 m2 with 300 employees, also is a qualified supplier of China National Nuclear Corporation(CNNC) and main supplier for State Grid & China Southern Power Grid.


Q: What is your after-sales service?

A: We always provide free online service and technical support within 24 hours. 18 months warranty for customers.


Q: What is your delivery time?

A: Normally 25~35days. It depends on the order quantity and season. We have very strong capacity to produce top quality products, please inquiry us if you have any questions.


Q: What is the quality warranty time?

A: We have quality certificate CCC, CQC, ISO9001, CE ... Meanwhile, we can provide 18 months warranty for our SF6 ring main unit products. Free online service and technical support within 24 hours is always provided to our customers.


Q: Do you accept ODM and OEM?

A: Yes. We have professional R & D teams to update and develop the latest technology. We also can support ODM or OEM SF6 ring main unit, please send us details drawing to discuss.


Q: What is your payment terms?

A: Generally there are two payment terms:

a) 30% advance payment via T/T as a deposit, balance 70% against the shipping documents

b) Irrevocable L/C at sight


Q: If I want to visit you, how to go?

A: Our factory is located in Luoyuan County, Fuzhou City. Details address is Songshan Area, Taiwan Investment Zone, Luoyuan County, Fuzhou City, Fujian Province,China.

a) The nearest airport is Fuzhou Airport, if you come by air, please arrive in Fuzhou Airport, it takes 1 hour from the airport to our factory

b) The nearest train station is Luoyuan Station, if you come by train, please arrive in Luoyuan Station, it takes only 5 minutes to our factory.

Anyway, please contact us in advance, we will send the car to the airport or train station to pick you up.Sincerely welcome you to come and visit us.


Q: Do you need agents?

A: Yes, we welcome you to be a partner. Welcome to contact us for more information.





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