Box Type Substation Suppliers
Power Transformer Factory
China Low Voltage Switchgear

About Us

Liugao  Electric Power Technology Co., ltd is a company specializing in R&D, Production and sales of high voltage transmission and distribution equipment.

After years of pioneering and innovation, Liugao`s People constantly improve and introduce advanced production equipment and excellent testing methods.

As leading enterprise in the industry, it always adheres to the three high tenets of "high technology, high quality and high service".    The quality of products has been continuously improved and has now formed many series of product structure and various specifications, that covers the fields of high and medium voltage transmission and distribution systems.

Solutions

LIUGAO will keep on optimizing and upgrading the industrial structure with its active innovation thought of cooperation and development so as to provide customers with more perfectly overall solutions.

  • Company Profile

    As leading enterprise in the industry, it always adheres to the three high tenets of "high technology, high quality and high service". The quality of products has been continuously improved and has now formed many series of product structure and various specifications, that covers the fields of high and medium voltage transmission and distribution systems.

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    • Corporate Culture

      Adhering to the concept of "Science, Accuracy, Justice, Honesty, High Quality...

    • Service Philosophy

      Service Quality Commitment: Strictly fulfill the commitment of Impartiality Statement and Quality Policy Statement, meet the...

BUSINESS SCOPE

Carry out the society-oriented type testing, performance testing, equipment sampling inspection and other testing detection business.

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  • Insulation Test

  • Capacity

  • Machinery and environment

  • Electromagnetic Compatibility

  • DC Test

Featured Products

  • 24KV(20KV) Smart/Compact Box Substation

    24KV(20KV) Smart/Compact Box Substation

    LiuGao stands as a dedicated 24KV(20KV) Smart/Compact Box Substation manufacturer,XBZ2 intelligent/XBJ2 compact box-type substation of 24kV (20kV), hereinafter referred to as the box-type substation, leverages the advantages of foreign box-type substations. It incorporates new techniques, advanced electrical components, and HVILV automated technology to meet the requirements of state grid automation and electric power standards. The substation is configured as a single box or multiple boxes assembled with HV switchgear, distribution transformer, LV switchgear, electric energy metering equipment, and power compensation equipment. Intelligent modules are installed on both HV and LV sides to achieve automation in the distribution grid, enabling remote control, sensing, signaling, regulating, and upper-computer system management. This equipment is suitable for various locations, including urban high-rise buildings, residential houses, industrial and mining enterprises, municipal constructions, and transient construction projects. It offers advantages such as strong reliability, compact footprint, low investment, easy maintenance, reliable operation, aesthetic appearance, long service life, and seamless integration with the surroundings.

  • European Box-Type Transformer Substation 10KV 20KV 30KV

    European Box-Type Transformer Substation 10KV 20KV 30KV

    LiuGao proudly stands as a dedicated European type substation manufacturer, setting new standards with our European Box-Type Transformer Substation 10KV 20KV 30KV Substation—an integrated solution that seamlessly combines voltage switchgear, transformers, and low-voltage power distribution equipment within a single enclosure. This compact and versatile power transformation and distribution equipment are meticulously designed for diverse applications, including urban buildings, residential areas, small to medium-sized factories, and mining and oil fields. Our European type substation, YBW-35KV, stands out with a comprehensive set of features, including a compact structure, high reliability, ease of installation, short installation cycle, portability, and adaptability to different environments. Notably, its appearance and color can be customized to seamlessly integrate and enhance its surroundings, contributing to both functionality and aesthetic appeal. Choose LiuGao for bold innovations in European type substations that redefine reliability, versatility, and visual harmony in diverse settings.

  • 12KV Indoor Smart Panel Board Vacuum Circuit Breaker

    12KV Indoor Smart Panel Board Vacuum Circuit Breaker

    LiuGao proudly leads the industry as a dedicated indoor vacuum circuit breaker manufacturer.Our flagship product, the 12KV Indoor Smart Panel Board Vacuum Circuit Breaker, is specifically designed for indoor use in AC three-phase power systems with a frequency of 50Hz and a rated voltage of 12kV.Beyond its robust design, this breaker's primary function is to excel as a protection and control unit within the electrical system.Choose LiuGao for cutting-edge solutions that redefine reliability and performance in indoor vacuum circuit breakers.

  • High-Voltage 40KV Indoor Vacuum Circuit Breaker

    High-Voltage 40KV Indoor Vacuum Circuit Breaker

    Liugao, a premier High-Voltage 40KV Indoor Vacuum Circuit Breaker supplier, proudly presents the VS1-40.5/T type indoor high voltage vacuum circuit breaker designed for switchgear KYN61-40.5(Z). Primarily utilized in a rated voltage of 40.5kV, three-phase AC 50Hz power systems, this breaker serves as a crucial element for the protection and control of industrial and mining enterprises, power plants, and substations. Especially well-suited for various frequent operation scenarios, it stands as the most advanced type of power supply and distribution equipment. This product adheres to the standard requirements outlined in GB11022 "High-voltage switchgear and control equipment standard common technical requirements," GB1984 "AC high-voltage circuit breaker," and IEC56 "High-voltage AC circuit breaker," along with other applicable standards. Trust Liugao for cutting-edge solutions in High-Voltage Indoor Vacuum Circuit Breakers.

  • 12KV SF6 Gas Metal Ring Network Switchgear

    12KV SF6 Gas Metal Ring Network Switchgear

    Liugao proudly stands as a 12KV SF6 Gas Metal Ring Network Switchgear manufacturer, boasting 15 years of professional experience.Our comprehensive range of products covers electrical equipment and accessories for HV, MV, and LV applications.With Liugao, the entire process—from scheme design to technical detail communication and confirmation, procurement of multiple products and related accessories—can be efficiently completed within just 10 days.Additionally, we support on-site factory visits for thorough product inspection, ensuring transparency and confidence in the quality of our offerings.Choose Liugao for swift, reliable, and high-quality solutions in the realm of high voltage switchgear.

  • 12KV Fixed AC Metal Enclosed Switchgear

    12KV Fixed AC Metal Enclosed Switchgear

    12KV Fixed AC Metal Enclosed Switchgear rmanufactured by Liugao.specifically designed for secondary distribution applications.This air-insulated switchgear represents a balance of economic considerations and advanced functionality, incorporating an SF6 gas load break switch in conjunction with either a Vacuum Circuit Breaker (VCB) or Gas Circuit Breaker (GCB).With a focus on cost-effectiveness and versatility, the HXGN-12 type switchgear stands as a dependable solution for a variety of needs within secondary distribution systems.

  • 11KV Medium Voltage MV Air Insulated Switchgear

    11KV Medium Voltage MV Air Insulated Switchgear

    LiuGao stands as a premier high voltage switchgear manufacturer, introducing the innovative 11KV Medium Voltage MV Air Insulated Switchgear (VCB type). This state-of-the-art metal-enclosed switchgear incorporates a vacuum switch for efficient arc extinguishing and employs air as insulation, making it a perfect fit for distribution automation. The compact design ensures operational efficiency, while its expandable features cater to evolving needs. Trust LiuGao for cutting-edge solutions in high voltage switchgear, designed to meet the evolving demands of modern applications.

  • 33KV MV HV AC Metal Enclosed Switchgear

    33KV MV HV AC Metal Enclosed Switchgear

    LiuGao proudly stands as a premier AC Metal Enclosed Switchgear manufacturer, specializing in advanced 33KV MV HV AC Metal Enclosed Switchgear solutions.Our noteworthy offering, the KYN28-24(15) series, embodies an alternating-current metal-clad and metal-enclosed switchgear with a drawable design, commonly referred to as "switchgear." This comprehensive power distribution unit is meticulously crafted for three-phase single bus and single bus section systems, operating at 15kV and AC50(60)Hz. Trust LiuGao for cutting-edge solutions in high voltage switchgear, meticulously designed to meet the highest standards of performance and reliability in diverse applications.

  • 33KV MV HV Medium Low High Voltage Electric Switchgear

    33KV MV HV Medium Low High Voltage Electric Switchgear

    LiuGao is a professional sales 33KV MV HV Medium Low High Voltage Electric Switchgear manufacturer. KYN 61-40.5 Air Insulated High Voltage Switchgear is a kind of metal enclosed switchgear, with a rated voltage of 40.5kV.It meets national standard of GB3906-06 for metal-enclosed equipments.It mainly consists of two parts, switchgear body and middle-set handcart vacuum circuit breaker.

  • GCS Low Voltage Switchgear

    GCS Low Voltage Switchgear

    LiuGao is a professional sales Low voltage switchgear manufacturer.GCS low voltage Switchgear suitable for power distribution systems in power plants, petroleum, chemical, metallurgy, textile, high-rise buildings and other industries. In large-scale power plants, petrochemical systems and other places with a high degree of automation and requiring interface with computers, as a power generation and power supply system with a three-phase AC frequency of 50 (60) Hz, a rated working voltage of 400V, 660V, and a rated current of 5000A and below A low-voltage complete set of power distribution devices used in power distribution, motor centralized control, and reactive power compensation.

  • Low Voltage Drawer Type Switchgear

    Low Voltage Drawer Type Switchgear

    LiuGao stands out as a leading professional Low Voltage Drawer Type Switchgear manufacturer with a strong focus on quality and innovation. Our low voltage switchgear is specifically designed for three-phase AC systems operating at 50Hz, with a rated voltage of 690V and below, and a rated current of 4000A and below. Ideal for use in three-phase four-wire systems or three-phase five-wire systems, our switchgear plays a pivotal role in power conversion, distribution, and control within various power systems. Trust LiuGao for cutting-edge solutions that ensure efficient and reliable operation in diverse applications.

  • 380V Low Voltage Switchgear Fixed Switchgear Panel

    380V Low Voltage Switchgear Fixed Switchgear Panel

    LiuGao is a professional sales 380V Low Voltage Switchgear Fixed Switchgear Panel manufacturer. Our own Low voltage switchgear GGD type AC voltage distribution cabinet is based on the requirements of the Department of energy, the majority of users and the design department, according to the safe, economical, reasonable and reliable principle design. The products has features of high breaking capacity, good thermal stability, flexible electric scheme, convenient combination, systematic, practical, novel structure, high level of protection, can be used as a replacement of low voltage switchgear products.

News

  • What is switchgear?

    What is switchgear?

    Electrical switchgear refers to a centralized collection of circuit breakers, fuses, and switches (circuit protection devices) designed to protect, control, and isolate electrical equipment. These critical components are housed within sturdy metal structures, forming what is known as a switchgear line-up or assembly.

  • Box-type substation installation and cheme

    Box-type substation installation and cheme

    The method of mechanical excavation and manual cooperation with excavation is adopted for the box variable foundation pit, and the slope of the foundation pit slope is 1:1 during excavation. The excavation depth of the excavator is to the bearing layer, and the remaining part is manually cleaned until the excavation reaches the embedded flat steel bottom. The width of the sink is 100mm.

  • The difference between power transformers

    The difference between power transformers

    What is the difference between a power transformer and a distribution transformer? The differences are due to factors such as the type of network used, installation location, use of low or high voltage, various ratings of power and distribution transformers available on the market, etc.

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