The products are mainly used in rural three-phase four-wire power supply, the AC frequency 50HZ, electric pressure 380V / 220V. The distribution cabinet power distribution circuit installed inside a main switch, short-circuit and overload protection, and equipped with 1-3 road separate switch, contactor control, each containing anti-personal shock and insulation leakage phase amplitude leakage protection, and has a reclosing function and test transmission functions. In the rural areas to promote the project enables rural electricity shock protection stable and reliable operation, increasing the electricity security Contact: Qi Shuo; Tel: 18332463496; QQ: 3260520587