supply of uninterruptible power supply system for pp and cdw unit , supply of uninterruptible power supply for pp & cdw unit design, engineering, procurement, manufacturing, construction, fabrication, assembly, inspection, testing (at vendor’s works, along with components installed and fully integrated testing), painting, tagging, documentation, preparation for shipment, supply, supervision of installation,testing and commissioning of the uninterruptible power supplyalong with all accessories such as on line battery monitoring, load bank for testing,cell booster, commissioning spares, special tools & tackles, third party inspection, etc. as specified in technical documention (document id : 6746-elt-000-ec-0024)for epcm 3 (p-25) projectfor iocl, pncp (panipat naphta cracker plant) / iocl pr (panipat refinery). , a) us-sr-3171 (loc: ppu srr): 1-phase, 110v, 50hz ups b) us-3171 (loc: ppu ss-31): 1-phase, 230v, 50hz ups c) us-sr-3172 (loc: ppu srr): 1-phase, 110v, 50hz ups d) us-120701 (loc: cdw ss-120): 1-phase, 230v, 50hz ups e) us-120702 (loc: cdw srr): 1-phase, 110v, 50hz ups