Chint Power SCU (smart communication unit) integrated multi-functional smart data logger and suitable for C&I and utility systems at different voltage levels. With the function of physical channel conversion, communication protocol conversion, it can meet the requirements of serial inverters, transformer, meter and EMI management, also supports SCADA data communication. SCU can also compatible with normal&double split transformer application through two HPLC connectors, each RS485 and HPLC channel can connect up to 32 inverters.