Charging standard integration system consists of two to eight modules, a monitoring module, a power distribution monitoring unit (optional), an insulation monitoring relay (or an insulation monitor), an ac power distribution cabinet and a dc feeder units. Apply to 31, 32, 35 wiring schemes, suitable for substation 110 kv and below, the user to change.

System has high integration, high reliability, high intelligent degree, excellent man-machine interface and is widely used in small and medium-sized power plants, hydropower station, all kinds of transformer substation in power system, and other users of dc equipment (such as petrochemical, mining, railway, etc.), applicable to switch points, closing and secondary loop of instruments, meters, relay protection and fault lighting, etc.