The Elecnova DDS1946 1 phase dual energy measuring digital kwh energy meter with a RS485 interface for the Modbus-RTU communication. It use the easy installation “Plug-in” type with direct input upto 100A. The LCD display combines with the Elecnova din rail mounted wireless modules and gateway, the data connectivity between the meter to the EMS platform becomes more convenient. It's widely use at the smart buliding , commercial and residential users as a sub-metering units. The DDS1946/DTS1946 are comply with the CE, MID standards. The dual energy measuring is particularly for the solar energy system.