Устройства защиты от перенапряжений SPD

SPD-B Surge protector devices(Surge protector,SPD) When the power system suffered thunder or other reasons, it produces high frequency pules voltage. The electrical equipment will be damaged. Especially with the large use of computer and microelectronic facilities, people have concerned the over voltage protector of low voltage power system. BY1 surge voltage protector is the best production in protection. Shanghai Jingyi Capacity & Technology Co., Ltd. is a professional manufacturer of low voltage electrical equipment in China. Our company has been rated as one of the best manufacturers in China. There are 350 employees, including 75 excellent engineers.We are professional in the production of various electrical devices, such as mini circuit breakers, series leakage breakers, series moulded case circuit breakers, series AC contactors, series intellect type universal circuit breakers and ...