Profile: MSN Power Transmission Private Limited specializes in detailed design, engineering supply, construction and maintenance of transmission line as well as thermal power projects. We also provide engineering services for power transmission lines, substations, distribution systems, rural electrification and power generation. EHV substation services include development of single line diagram (SLD}, deciding rating of main equipments, electrical layouts, control room layout, design of substation gantry & equipment, support structures, auxiliary services for sub stations and civil & electro-mechanical erection drawing for site.