Liange Electric boasts a highly skilled technical team, with over 300 employees, including 30 technicians and ...    More ...

Liange Electric boasts a highly skilled technical team, with over 300 employees, including 30 technicians and 12 R&D personnel.
We offer comprehensive ODM services backed by vertically integrated manufacturing infrastructure, including precision metal processing (CNC machining, stamping, laser cutting, milling), mold design & fabrication, and injection molding workshops. This enables end-to-end capabilities from prototyping to mass production. Specializing in low & medium voltage electrical applications, we support flexible low-volume customization while maintaining scalability for high-volume orders. Our solutions are engineered to meet evolving demands in smart grid systems, renewable energy integration, and other mission-critical industries. Additionally, our company is equipped with a variety of advanced testing equipment, such as coating thickness gauges, mechanical characteristic testers, and voltage withstand test devices, ensuring that every product undergoes rigorous quality inspections. We are committed to providing customers with stable and reliable high-quality products.



BHE88XV-12/630/3 Semi-encapsulated Environmentally Friendly Lower Isolation Circuit Breaker Switch
                          Main Technical Parameters         
                     Item             Technical Parameters                          Item             Technical Parameters                      
                     Rated Voltage (kV)             12             Rated Short-Duration Power-Frequency Withstand Voltage (Across Isolating Distance) (kV)                          48         
                     Rated Current (A)             630             Rated Lightning Impulse Withstand Voltage (Across Isolating Distance) (Peak) (kV)             85         
                     Rated Frequency (Hz)             50             Closing Operating Voltage (V)             DC220.110.48.24V         
                     Rated Short-Circuit Breaking Current (kA)             20/25             Opening Operating Voltage (V)             DC220.110.48.24V         
                     Rated Short-Circuit Making Current (Peak) (kA)             50/63             Classification Class Based on Mechanical Endurance             M2         
                     Rated Short-Duration Withstand Current Duration (s)             4/3             Classification Class Based on Capability to Switch Capacitive Currents
                         C2         
                     Rated Short-Duration Withstand Current (kA)             20/25             Rated Dry Air Filling Pressure (Gauge Pressure at 20°C)MPa              0.02         
                     Rated Peak Withstand Current (kA)             50/63             Ingress Protection (IP) of the cabinet shell             IP4X         
                     Rated Short-Duration Power-Frequency Withstand Voltage (Phase-to-Phase/Phase-to-Earth) (kV)             42             Ingress Protection (IP) of the Sealed cabinet             IP67         
                     Rated Lightning Impulse Withstand Voltage (Phase-to-Phase/Phase-to-Earth) (Peak) (kV)             75             Rated Operating Sequence             O-0.3s-CO-180s-CO         
    


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