Aurora was commissioned by Power Systems Consultancy to carry out an ENA G99, Type C system study and an ENA G5.4 Stage 3 harmonic for a new 10 MW Solar PV plant installed in South Wales. The study scope included creating a model of the local Solar PV system and integrating the manufacturer inverter model and Power Park Controller (PPC) into the overall system model, DNO then creating a model of the local DNO network using the LTDS system data, before carrying out the various analysis studies.