supply of design, engineering, procurement, supply, installation, testing and commissioning of on-grid connected roof top solar photo voltaicdesign, engineering, procurement, supply, installation, testing and commissioning of on-grid connected roof top solar photo voltaic,design, engineering, procurement, supply, installation, testing and commissioning of on-grid connected roof top solar photo voltaic (spv) system of 10kwp capacity complete with all accessories including net metering and inverter, mounting structure, cables, wiring etc. the price shall cover for all requlisite materials including grid inverter, jb, ac & dc cable and all other accessories as per (railway approved(if any)) latest technical specification to complete the work in all respect as per site requirment in view. [ warranty period: 30 months after the date of delivery ]