Products

The Usune Zw7-40.5 Outdoor Vacuum Circuit Breaker is a 50Hz three-phase AC outdoor high-voltage electrical device used for control and protection of 24-40.5kV power transmission and distribution systems. It features excellent breaking capacity, long electrical and mechanical life, maintenance-free design, and strong anti-pollution insulation performance. It conforms to GB (National Standard) and IEC (International Standard) and is widely used in power grids, wind farms, and industrial substations. As a core piece of equipment manufactured in the factory, it ensures stable system operation, supports capacitor bank switching and intelligent reclosing, and can be equipped with a high-precision built-in current transformer for metering and protection.

The Usune Gw4 Disconnect Switch is a 110kV double-column horizontal rotating, center-break type outdoor AC high-voltage disconnecting switch, suitable for three-phase AC 50/60Hz power systems. It is primarily used for opening and closing operations under voltage-on-load conditions and provides a clearly visible electrical isolation point for high-voltage equipment maintenance. As a professional high-voltage switchgear manufacturer from China, Zhejiang Usune Electric Co., Ltd., with its advanced production equipment and comprehensive quality control system, provides a solid guarantee for product reliability, making it the preferred equipment for substations and power transmission and distribution projects.

The Usune GW8 and GW13 series high voltage disconnectors for transformer neutral grounding systems are outdoor electrical equipment designed specifically for 50Hz/60Hz AC systems, with rated voltages covering 40.5kV, 72kV, and 110kV. As a trusted supplier in the global power transmission and distribution industry, Usune provides safe, efficient, and durable neutral point grounding disconnector solutions for substations, power plants, and other core power facilities, leveraging advanced production equipment, rigorous testing processes, standardized materials, sophisticated craftsmanship, and a comprehensive quality management system.

The Usune 110kV 1250A 2000A Disconnector Switch belongs to the GW4-126 series of outdoor AC high-voltage electrical appliances, suitable for 110kV power transmission and transformation systems, mainly used for no-load switching and electrical isolation of equipment. As a professional manufacturer from China, Zhejiang Usune Electric ensures product reliability through advanced production equipment, rigorous testing, and a comprehensive quality management system. The product adopts a double-column horizontal rotating structure, equipped with silver-plated copper contacts and a mechanically interlocked grounding switch, conforming to GB 1985 and IEC 62271-102 standards. It can operate stably in environments ranging from -40℃ to +40℃ and has been safely put into operation in several key power transmission and transformation projects.

The Usune GW4 series 110kv 126kv Disconnect Switch Isolator is a double-column horizontal rotary disconnect switch suitable for 50Hz three-phase AC power systems. It is specifically designed for circuit switching under no-load conditions and is a critical safety component in power plants, substations, and heavy industry. As a professional Chinese manufacturer, Usune possesses advanced production equipment and strict quality control, and its products fully comply with GB1985, DL486, and IEC international standards. The electrical and mechanical performance of the products supplied by this supplier is reliable, and long-term field operation has proven their reliability. Their robust base, high-strength insulated supports, and precision conductive components ensure stable operation, convenient maintenance, and safe isolation.

Zhejiang Usune Electric Co., Ltd. independently develops and manufactures the FLN36-40.5 Indoor Load Break Switch. This safe, efficient, and highly reliable device is suitable for 35kV, three-phase AC 50/60Hz ring network or dual-radial power supply systems. It can switch load current, overload current, and unloaded lines, transformers, and capacitor banks. With its excellent structure, reliable performance, and comprehensive safety protection, the product is widely used in urban power grid construction, industrial and commercial power distribution, and other fields. As a trustworthy supplier, Usune Electric adheres to a quality-first philosophy. Its factory integrates R&D, production, and testing, providing customers with stable and durable high-voltage switch solutions to meet the ever-changing market demands.