This folder contains the following files: 1) A PDF file named "Experiment Description_2019-12-04_ESS-Calibration-Test" - This file gives detailed information about the ESS Calibration Test conducted at Smart Grid Lab, USB, Newcastle University, UK. 2) Three CSV files for different tests - (i) 2019-12-04_ESS-Calibration-Test-Data_High-Power (ii) 2019-12-04_ESS-Calibration-Test-Data_Low-Power (iii) 2019-12-04_ESS-Calibration-Test-Data_Reactive-Power 3) A Text file named "Format_Readme_2019-12-04_ESS-Calibration-Test" containing information about all the three CSV files.