low-pg娱乐电子游戏平台

the improved mns low voltage switchgear is a product developed on the basis of standard type. the system is suitable for the exchange of 50 (60) hz rated working voltage 660v and the following systems for power generation, transmission, distribution, electric energy conversion an...

ggd type ac low voltage distribution cabinet for power plants, substations, industrial and mining enterprises and other power users as 50hz ac rated voltage 380v, rated current 3150a power distribution system, as power, lighting and power distribution equipment, power conversion,...