Shenheng Power Equipment Co., Ltd. is founded since 2001 and is located in the well-known “capital of China’s electrical appliances”, Yueqing City, Zhejiang Province, adjacent to the coast of the East China Sea and Oujiang River in the South and Yandang Mountain, a national scenic spot of “wonderful beauty in the world” in the north. It is one of the professional production enterprises specializing in the production of high and low voltage switch transmission and distribution equipment and high and low voltage electrical components.
Disconnecting Switch A disconnecting switch (or disconnector) is a switching device that, when in the open position, has a specified insulation distance between its contacts and a clear disconnecti...
Single-phase transformers: a new energy-saving system for urban lighting Three-phase systems are commonly used in my country’s low-voltage power distribution systems. Currently, the power sup...
Three-phase alternating current is a combination of three alternating currents, with the same frequency, but the phases are offset by 120 degrees. The voltage between the live wire and the neutral ...