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The high-voltage disconnector (QS) lacks a dedicated arc-extinguishing device and cannot be used to interrupt load current or short-circuit current. It must be operated in conjunction with a circuit breaker and only after the circuit breaker has been opened. Its primary function is to assist ...

The ZN63 (VS1) -12 indoor side-mounted high voltage vacuum circuit breaker is a state-of-the-art device engineered to meet the stringent requirements of modern electrical systems. Designed with a robust operating mechanism and advanced features, this circuit breaker sets a new standard in ter...

Introducing the HDCR-12 series - the pinnacle of outdoor high voltage porcelain disconnectors, meticulously engineered to handle various voltage and current ratings, 10kV to 12kV and 200A, 400A, or 630A respectively. This high-performance disconnector single-phase fracture vertical opening stru...

What is an oil immersed transformer? What is an oil immersed transformer? Application and principle of oil immersed transformer Oil immersed transformers are transformers that use oil as insulation material. The oil used is mainly mineral oil. A transformer is a device that uses two coils to ...

The box-type substation, also known as a prefabricated substation or pre-installed substation, is a compact indoor and outdoor power distribution equipment consisting of high-voltage switchgear, distribution transformers, and low-voltage power distribution devices arranged according to a specif...

Many people know about transformers, but they are not familiar with dry-type transformers. Simply put, dry-type transformers refer to transformers with iron cores and windings that are not immersed in insulating oil. It is widely used in local lighting, high-rise buildings, airports, docks, CNC...