Products

The 22kV SF6 GIS RMU Ring Main Unit Switchgear is a high-performance, compact intelligent medium-voltage power distribution device independently developed by Huajidian. The product adopts a modular integrated design and SF6 gas insulation technology, integrating various core power distribution components, and boasts advantages such as high safety, strong environmental adaptability, and flexible configuration. As a professional manufacturer, Huajidian effectively solves the pain points of traditional ring main units, such as large footprint, weak security, and limited configuration. It is widely applicable to urban power grids, industrial power distribution, commercial buildings, and key infrastructure power supply scenarios, providing stable and reliable power supply for various power distribution projects in China and overseas.

Huajidian medium voltage outdoor ring main unit RMU is a modular, fully insulated, metal-enclosed medium voltage power distribution device developed and manufactured in strict accordance with domestic and international standards such as GB/T 3906 and IEC 62271. It integrates four major functions: power distribution, control, protection, and intelligent monitoring, boasting high reliability, strong environmental adaptability, and unmanned operation and maintenance advantages. As a leading power distribution equipment supplier in China, Huajidian, relying on its standardized factory production system and mature R&D technology, can provide customized RMU solutions for urban power grids, industrial parks, new energy power plants, public buildings, and other scenarios, ensuring the safe, stable, and efficient operation of medium voltage power supply systems.

The Huajidian Sf6 Insulated Ring Main Unit RMU 11kV is a new generation of 12kV indoor high-voltage switchgear independently developed and manufactured by Huajidian. The product abandons the traditional SF6 greenhouse gas insulation solution, using dry air and high-purity nitrogen as the insulating arc-extinguishing medium, fundamentally solving environmental problems such as SF6 leakage, the greenhouse effect, and recycling. The equipment adopts a modular integrated structure, equipped with electromechanical dual five-proof interlocking, a fully sealed maintenance-free gas box, and an intelligent monitoring system. It boasts advantages such as compact size, safety and reliability, zero carbon emissions, and long service life, and can completely replace traditional SF6 ring main units. It is widely used in urban power distribution networks, new energy, municipal, industrial and commercial parks, and residential power distribution scenarios, and is a leading product of professional and reliable manufacturers in the domestic green and low-carbon power distribution equipment field.

The Huajidian 33kV 4/5-way ring main unit is a high-performance indoor high-voltage complete set of power distribution equipment developed and manufactured according to the national standard GB, suitable for 12kV three-phase AC 50Hz power distribution systems. The product adopts a metal-clad fully enclosed structure and modular compartment design, integrating load switches, vacuum circuit breakers, and intelligent protection and monitoring units. It boasts advantages such as safety interlocking, stable operation, flexible expansion, and compact footprint. As a professional high-voltage power distribution equipment manufacturer in China, Huajidian implements stringent testing standards for all its products. This ring main unit is widely used in urban power grid transformation, industrial park power supply, and new energy supporting power distribution, accumulating mature implementation experience in numerous power projects. It is a core and reliable power distribution equipment for medium-voltage power grid construction and upgrading.

The Huajidian 11kV 13.8kV 3-Way Ring Main Unit is a high-performance gas-insulated switchgear independently developed for medium-voltage power distribution scenarios. Breaking through the size limitations of traditional ring main units, it utilizes high-quality aluminized zinc-plated steel sheet forming technology and automated production technology, resulting in a compact, robust, durable, and environmentally adaptable structure. As a professional medium-voltage switchgear manufacturer in China, Huajidian offers optional configurations of mainstream domestic and international load switches and circuit breakers, supporting both manual and electric operation modes. The product has undergone rigorous testing and field verification, and is widely used in urban construction, industrial power distribution, new energy grid connection, and public infrastructure projects, providing stable and safe power distribution solutions for various complex power supply scenarios. Leveraging its own factory's automated production line and precision testing equipment, we support personalized customization and provide 24/7 online technical support to meet the diverse needs of various projects worldwide.

Huajidian 11kV SF6 GIS gas-insulated switchgear is a new generation of intelligent and green medium-voltage power distribution equipment, belonging to the high-performance 12kV ring main unit category. This equipment abandons traditional SF6 insulating gas, using clean air, nitrogen, and other environmentally friendly media, aligning with the global trend of green and low-carbon development. The product adopts a modular and compact structure, possessing advantages such as flexible operation, high safety, durability, and strong environmental adaptability, making it suitable for various complex power distribution scenarios. Relying on its own standardized factory and mature supply chain system, the brand has become a globally reliable power equipment supplier due to its stable quality.