CCX series low impedance dense bus duct adopts typical sandwich structure inside, which is a flexible and reliable power distribution system with reasonable design, superior performance, stable and reliable, high power distribution efficiency, good heat dissipation, voltage reduction, mechanical shock resistance and easy installation; it is suitable for AC three-phase three wire, three-phase four wire, three-phase five wire system, frequency 50-60Hz, rated working voltage 690 Power supply and distribution system with V-1000V and rated working current of 100-6300a. CCX series low impedance dense bus duct system can be used in large-scale commercial and building projects as a high-efficiency power transmission and distribution system with large current.