Usage: Plastic terminal distribution box is suitable for rated working voltage AC 230V/400V, frequency 50/60HZ, and DC 440V distribution networks; Used as a power interface for maintenance equipment or electrical equipment; Widely used in various indoor and outdoor environments and industries with different climatic co……

As the Shenzhou spacecraft rose from the depths of the desert time and time again, I not only held my breath like everyone else, sharing the unforgettable moments from the rocket liftoff to the separation of the rocket ship, but also cheering for the success of each spacecraft experiment. As an old aerospace technology……

The overvoltage of industrial heavy-duty electrical connectors is classified based on the voltage of the power grid and the installation location of the equipment. It describes the ability of the equipment to withstand the maximum overvoltage when a power supply system malfunctions (such as lightning strikes). Accordin……