Products

The Usune ZN85C-40.5 33kV Indoor Vcb Vacuum Circuit Breaker (hereinafter referred to as the circuit breaker) is an upgraded fixed side-mounted indoor high-voltage switchgear, specifically developed for 50Hz three-phase AC power systems with a rated voltage of 40.5kV (33kV application level). The product adopts a dedicated modular spring operating mechanism and a high-performance vacuum interrupter, integrating reliable control, rapid fault protection, stable frequent operation, and compact side-mounted integration. It is widely used in power distribution control, overload protection, short-circuit fault interruption, and long-term stable operation in industrial and mining enterprises, power plants, urban and rural substations, and industrial substations. As a professional manufacturer rooted in China, Usune's products have been validated in numerous actual power distribution scenarios thanks to their standardized design, stable quality, and comprehensive supporting performance. As a reliable supplier, Usune can provide efficient supporting solutions and achieve stable batch delivery through advanced production facilities.

The Usune Side Mounted Indoor Vacuum Circuit Breaker (Model: VS1-12 Series) is a fixed-installation high-voltage switchgear designed specifically for indoor use. It is suitable for three-phase power systems with rated voltages of 6KV, 10KV, 11KV, and 12KV, and frequencies of 50/60Hz, serving as a core protection and control device. As a professional manufacturer in China, Usune strictly controls quality to ensure its products meet domestic and international industry standards, making it a trusted supplier for global power projects.

Usune HV Indoor Vacuum Circuit Breakers, encompassing the GVS9-12GD and ZN19-12GD series, are core products of the Usune brand. Developed and manufactured by a professional Chinese manufacturer, they boast superior electromechanical performance, reliable insulation protection, and maintenance-free operation. The products feature solid-state embedded terminals, a modular design, and comprehensive electromechanical interlocking devices, making them suitable for 3.6-12kV power systems and widely used in power grids, industrial and mining enterprises, and other scenarios. As a professional supplier, Usune provides highly reliable high-voltage power distribution solutions to global users through stringent quality control.

The Usune 24kV Vacuum Circuit Breaker (Model: VS1(ZN63-24)) is an indoor high-voltage switchgear developed based on advanced vacuum arc-extinguishing technology. It is compatible with three-phase AC 50/60Hz, 24kV voltage levels and is widely used in the control and protection of various industrial enterprises, power plants, substations, and electrical facilities in China. It boasts core advantages such as compact structure, reliable operation, convenient maintenance, and strong weather resistance.

Usune Sf6 Load Breaker Switch (models: FLN36-12D, FLRN36-12D) is an indoor AC high-voltage electrical equipment independently developed and manufactured by Usune, a professional manufacturer in China integrating R&D, production, and sales. The product incorporates advanced foreign technology and is combined with domestic power operation needs. It is widely used in various critical power distribution scenarios, safely switching load current and fault current, and effectively controlling and protecting lines and distribution transformers.

Zhejiang Usune Electric Co., Ltd., a professional manufacturer of high-voltage electrical equipment in China, has independently developed the FLN36-12D/FLRN36-12D indoor AC high-voltage SF6 RMU Load Break Switch and its fuse combination appliance. This product incorporates advanced foreign technology, adapts to the operational needs of China's power system, and is suitable for 10kV, 50/60Hz three-phase AC power systems. It is widely used in industrial and mining enterprises, high-rise buildings, and other scenarios for switching load current, fault current, and controlling and protecting power lines and distribution transformers.