Highly-quality making certain subsistence, Administration marketing benefit, Credit score attracting customers for YB Pre-installed American Substation, Compact Ring Main Unit, 3 phase switchgear. Since the establishment of our company, we have been cooperating with colleagues from all walks of life with the most sincere heart, absorbing the essence and eliminating the dross in the cooperation, in order to maximize the development. We seriously promise that we provide all the customers with the best quality products, the most competitive prices and the most prompt delivery. After years of relentless effort, our products have built strong competitiveness, the customer base has grown and grown strong, and sales have grown rapidly year after year.

Ring Main Unit is a compact and comprehensive solution suitable for secondary distribution networks up to 24kV, requiring little maintenance and minimal space. It has many applications in wind power plants, small industries, construction, mines, airports and Underground facilities.

Feature:

1. Technology

Metal enclosed unit for indoor installation and type tested.

Insulated by SF6 gas.

Maintenance-free and easy to install.

Not affected by climate.

On-off-ground, three-position load disconnect switch.

Use recyclable materials.

2. Security

When there is electricity in the cable, it can be easily accessed and operated safely.

The operating status is clearly indicated through the mimic diagram on the front panel.

Fully automatic interlocking system.

Operate only when the door is completely closed.

The fuse box can only be used when the load disconnect switch is grounded.

Voltage detector to check whether the cables are arranged.

The rupture disk is designed to protect equipment in emergency situations such as gas expansion.

If an unexpected current occurs, safety tests are carried out on the internal arc tolerance to ensure the safety of the operator. (21kA / 1s, no SF6 gas)

3. Durability and practicality

The metal closed tank is airtight. This means that it is not affected by the environment, such as dirt, small insects, moisture, etc.

The front part of the ring main unit can be operated with load disconnecting switch.

The interlocking system can be operated automatically according to the operator's position, so all switch operations can be performed on the personnel safely.

Charging is not required until the service life of SF6 gas.

Remote operation possible when using motor operating mechanism

In the event of a failure, the power fuse will automatically trip the mechanism by striking the pin of the fuse connected to the mechanism.

4. Save costs

After installation, no maintenance is required except to replace the power fuse.

The compact design requires minimal space for local installation and operation, which is its main advantage, especially where space is limited.

Due to the long service life, there is no need to pay additional replacement costs.

Materials can be recycled after the end of the service life.

Field Application

RMU can be installed on medium voltage distribution networks and are mainly used to protect transformers in compact substations. It is used for medium voltage power distribution in compact substations, small buildings, residential quarters, large shopping malls, airports, subway stations, etc. containing medium voltage networks.

In order to further improve and stabilize the quality of our products, we have determined the policy of ensuring the quality of our Mv Hxgn-12/630-20 Sf6 Insulated Compact Metal-Enclosed Rmu with first-class work quality. We always function hard to make terrific values for our prospects and give our customers far better products and solutions & solutions. Striving hard to attain continual success determined by high quality, reliability, integrity, and complete understanding of current market dynamics.