The company has different production lines like press machine and assembly. The customer wants to monitor the energy consumption of each line seperately. They have 121 pcs UMG 96S, 2 pcs UMG 503LS and 1 pc ProData. We have created a power monitoring system by the help of GridVis software. In this project MySQL was used as database. The values are downloaded into a database and online values as well offline values are monitored by GridVis software. Now, the customer makes a detailed cost analysis of the lines.