Product Introduction：Smart Power · Grid Systems · Smart Management · Green Energy
KYN28A-12/24 Indoor High-Voltage Metal-Clad Withdrawable Switchgear
KYN28A-12/24 indoor high-voltage metal-clad withdrawable switchgear, designed to GB3906-91. Built with a CNC-formed, riveted aluminum-zinc coated steel enclosure divided into four sealed compartments (busbar, cable, truck and instrumentation), it provides IP4X enclosure protection and IP2X between compartments. Fitted with premium vacuum circuit breakers (VS1, VD4, etc.) and complete five-prevention interlocking, it ensures safe, easy operation with full primary/secondary indication. Configurable as incoming, metering, PT, bus coupler, outgoing and transition units, and supporting integrated or discrete protection plus automatic transfer switching (ATS). The interchangeable truck and spacious cable compartment (multiple circuits, bottom or top entry) make installation and maintenance highly convenient.
Applicable Standards:The product complies with GB 3906, GB 11022, DL 403, DL/T 404, DL/T 539, IEC 60298 and other applicable standards.
SafeRing/Plus (12/24) SF6 Gas-Insulated Compact Metal-Enclosed Switchgear
The SF6 gas-insulated compact metal-enclosed switchgear is a fully sealed system in which all live parts and switching devices are enclosed in a stainless-steel housing. Since the switchgear is completely immune to external environmental conditions, it ensures reliable operation and personnel safety while being essentially maintenance-free. With optional extensible busbars, virtually any configuration can be achieved for full modularity. The extension busbars are fully insulated and shielded, delivering high reliability and safety. The switchgear also offers industrial-grade automation solutions, bringing the concept of intelligent switchgear to life while keeping on-site installation and commissioning work to a minimum.
All high-voltage live parts are contained in a welded, hermetically sealed stainless-steel tank filled with SF6 gas at a working pressure of 1.4 bar, offering IP67 protection. It can be installed in humid, sandy, dusty, salt-contaminated and mining environments, in compact substations, or in any location prone to surface pollution from air contamination — with no special precautions required. No busbar cleaning or pest/animal protection is needed. Even the fuse compartment achieves IP67 protection. The extension busbars are fully insulated and shielded, remaining unaffected by external changes and maintenance-free.
Applicable Standards:The product complies with the requirements of GB 3906, DL/T 404, GB 1984, JB/T 3855 and other applicable standards.
XGN15-12 AC High-Voltage Metal-Enclosed Ring Main Unit (RMU)
The XGN15-12 AC high-voltage metal-enclosed ring main unit (RMU) is a compact, expandable switchgear designed for distribution automation, with SF6 switching devices as its main switching elements and air insulation throughout the cabinet. Simple in construction, flexible in operation, reliable in interlocking and easy to install, it offers a tailored technical solution for virtually every customer requirement. Combined with advanced sensor technology, state-of-the-art relay protection, superior performance and a lightweight, flexible assembly, it keeps pace with ever-evolving market demands.
The XGN15-12/24 series can be equipped with FLN36-12D / FLN48-12D SF6 load switches, ABB SFG load switches, or Schneider SC6 load switches. Alternatively, it can be fitted with Ukraine-made BP-series vacuum circuit breakers with permanent-magnet actuators, or ABB VD4 circuit breakers — among the most advanced available today. The main switch supports both manual and motorized operation, and works with FTU/RTU to meet the “four-remote” requirements (remote signaling, remote measurement, remote control and remote regulation).
Applicable Standards:
The product complies with the requirements of IEC 298, GB 3906, GB 16926, GB/T 11022, GB 1984 and other applicable standards.
GTXGN-12 AC Metal-Enclosed Solid-Insulated Ring Main Unit (RMU)
The GTXGN-12 series solid-insulated ring main unit features armored metal-enclosed construction. The enclosure is made of steel plate machined on CNC machines with a double-folded-edge process and finished with powder coating, ensuring high dimensional precision and excellent corrosion resistance. Within a single supply unit, the three phases (A, B, C) are formed from three independent modules, offering a wide range of configurations for distribution networks. Fitted with composite-insulated load switches and circuit breakers, it supports both manual and motorized operation, and — with optional intelligent controllers such as FTU and other associated equipment — delivers control, metering and protection functions at various levels.
The unit is highly flexible in configuration: control equipment can be added in stages to match different investment phases. The operating mechanism of the composite-insulated load switch and circuit breaker combines an independent quick-make/quick-break manual mechanism with a mechanically driven motorized open/close mechanism. In motorized operation, the load switch closes by directly releasing stored spring energy, so it maintains the same simplicity and reliability as the manual mechanism under all conditions.
Applicable Standards:
The product complies with the requirements of GB 3906, GB 1984 and other applicable standards.
YBW-12/0.4-1000 Series Prefabricated Compact Substation (European Type)
The YBW-12/0.4-1000 series compact substation integrates high-voltage equipment, the transformer and low-voltage equipment into a single, compact factory-assembled unit. It is designed to receive and distribute electrical energy and supply low-voltage power to end users across a wide range of applications, including high-rise urban buildings, urban and rural construction, luxury villas, squares and parks, residential communities, high-tech development zones, small and medium-sized power plants, mines and oil fields, and temporary construction sites.
Offering a highly integrated, compact and movable package that is safe, reliable and easy to maintain, the YBW-12/0.4-1000 series takes up only about 1/20 of the floor area of a conventional civil-construction substation of the same capacity — significantly reducing design and construction work as well as overall investment. In distribution systems it can be used in ring-main networks, dual-supply schemes, or radial terminal distribution networks, making it a state-of-the-art packaged solution for building and upgrading substations in both urban and rural areas.
Applicable Standards:
The product complies with GB/T 17467 — High-Voltage/Low-Voltage Prefabricated Substations — and SD 320 — Technical Specifications for Box-Type Substations.
YBD Series Prefabricated Substation (Buried / Underground Type)
The buried compact substation consists of two parts: a buried (underground) transformer installed below ground, and an above-ground advertising-lightbox-style HV/LV switchgear. The underground transformer is a new, compact transformer assembly that integrates a buried transformer with high-voltage load switch and fuse protection. Installed in a ground pit, it occupies no surface space and can even operate while submerged in water, offering IP68 protection. The above-ground advertising-lightbox HV/LV switchgear is a hybrid structure that combines a billboard with outdoor switchgear — the interior houses the outdoor HV/LV distribution panels while both sides feature illuminated advertising boxes, delivering an excellent visual appearance. In line with urban ecological design principles, it has a minimal footprint, enhances the surrounding environment, and the advertising box space can be leased or sold. Designed for urban main roads, residential communities, airports, stations, expressways, bridges and tunnels, it is set to become the trend in upgrading urban distribution network equipment.
Applicable Standards:
The product complies with GB/T 17467 — High-Voltage/Low-Voltage Prefabricated Substations — and SD 320 — Technical Specifications for Box-Type Substations.
DFW-12(24) Outdoor Cable Distribution Box
The DFW series high-voltage cable distribution box is widely used for node connections in 10 kV cable systems, serving as the primary equipment for collecting and branching cables as they leave the switchgear. Featuring simple, convenient connection methods, it is fully insulated with no exposed live parts, and uses advanced technology to solve the challenges of cable “T” connections and multi-circuit entries/exits in ring-main supply networks.
The DFW series is designed for safe, reliable, maintenance-free outdoor operation, with protection ratings from IP33 to IP66 and underground cable terminations that withstand flood submersion. It is widely used in urban industrial parks, residential communities, commercial centers, mining areas, and the distribution networks of large enterprises such as steel, automotive, petroleum, chemical and cement industries. Especially suited to urban grid renovation projects, it significantly reduces investment in electrical equipment and cabling while improving supply reliability.
Applicable Standards:
The product complies with GB/T 11022-1999, JB 8144-1995, and the company’s internal standard QS/SB02-2007.
ZGS Series American-Type Compact Substation (Pad-Mounted)
The ZGS series prefabricated substation is designed for 6 kV and 10 kV ring-main, dual-supply, or terminal distribution systems, serving as high-voltage distribution, metering, compensation, control and protection equipment. In addition to the transformer, the HV side is equipped with four-position and two-position load switches, backup protection fuses and bayonet (insertion) fuses; the LV side can be fitted with control devices, distribution devices, compensation units and energy meters to meet customer requirements. The ZGS series can be installed both indoors and outdoors, and is widely used in industrial parks, residential communities, commercial centers, high-rise buildings and many other applications.
Applicable Standards:
The product complies with GB/T 17467 — High-Voltage/Low-Voltage Prefabricated Substations — and SD 320 — Technical Specifications for Box-Type Substations.