We will continue to surpass ourselves, create value for customers as always, and provide better Single phase immersion oil transformer, 12KV Ring Main Unit, prefabricated outdoor substation with excellent technology and services. We adhere to the principle of 'your demand is our pursuit, and your recognition is our honor', and strive to provide the most professional service for new and old customers and friends. We develop and grow with the excellent effects and quality of our products. We adopt humanized design and management as our corporate philosophy, and we will create the most competitive products and services. Our firm has been concentrating on brand strategy.

The AC metal-enclosed ring network switchgear (hereinafter referred to as switch cabinet) is a new-generation high-voltage electrical product that we have designed and developed successfully after introducing advanced foreign technology and in accordance with the requirements of domestic rural power and urban network transformation. The indicators are all IEC62271-200:2003 and GB3906 standards.

The main switch, operating mechanism and components of the ring main unit adopt imported components domestically assembled SFL-12/24 type switchgear, and can also be equipped with ABB's original HAD/US type SF6 circuit breaker or VD4- according to user needs. S-type vacuum circuit breaker. The real operation mode is divided into two types: dynamic and electric.

The cabinet body is riveted and formed by CNC machine tools. The protection level reaches IP3X, and it has reliable mechanical interlocking and anti-misoperation functions. This product has small size, light weight, beautiful appearance, easy operation, long life and high Parameters, pollution-free, low maintenance and other very significant features.

The box type fixed ac metal enclosed switch cabinet suitable for AC 50Hz 12kv power network, used for receiving and distributing electric energy. The main switch in the cabinet is SF6 switch.

Structural features:

1. Compact and expandable. Simple structure, flexible operation, reliable interlocking and installation.

2. Convenience and other functions can provide satisfactory technical solutions for various applications and different user needs.

3. Suitable for power distribution in urban residential areas, small secondary substations, opening and closing, industrial and mining enterprises, shopping malls, airports, subways, wind power, stadiums, railways, tunnels and other fields. Implement the GB3906 national standard.

Conditions of Use:

1. Elevation: the elevation shall not exceed 2000MM;

2. Ambient temperature: -25℃~40℃;

3. Relative humidity: daily average does not exceed 95%, monthly average does not exceed 90%;

4. Surrounding environment: the surrounding air will not be polluted by corrosive gas, combustible gas, water vapor, etc. Severe vibrations will not occur frequently.

5. If the above-mentioned normal use conditions are exceeded, the user can negotiate with the company.

Our Workshop:

Ordering instructions:

1. Main circuit schematic diagram or electrical schematic diagram

2. Arrangement and layout

3. Model, specification and quantity of main components.

4. Ways of incoming and outgoing wires, cable specifications, etc.

5. If a bus connection is required between devices, the bus connection and the height from the ground should be provided.

6. Other order requirements

In the future, we will consistently provide customers with first-class GGD Series Low Voltage Fixed Electrical Switch Panel Board Cabinets and services. This company is committed to meeting the strict requirements of users for product performance through the rigorous selection of raw materials and formulation adjustments, professional design and precision processing. Adhering to the concept of integrity, responsibility, initiative and innovation, we continue to push forward the brand strategy, seeking to make our company fine, strong and large.