supply of fan and filter unit , filter mats and panel light for the various electrical panels ( lcu panels , excitation system panel , governor panel , plcc panel etc . ) installed at power house , switchyard , fan & filter unit : power supply : 230v ac air flow: 55m^3/h ( unimpeded ) dimension in inches: 5 . 8wx5 . 8hx2 . 2d , fan & filter unit : power supply : 230v ac air flow: 230/265 cubic meter/hour ( unimpeded ) dimension in inches: 10wx10hx4 . 2d , filter mats used for fan size: 12 . 5wx12 . 5hx5d ( dimensions in inches ) , filter mats used for fan size: 10wx10hx4 . 2d ( dimensions in inches ) , filter mats used for fan size: 5 . 8wx5 . 8hx2 . 2d ( dimensions in inches ) , note: 1 ) transit insurance shall be in the scope of nhdc ltd . 2 ) bidder should quote unit basic rate inclusive of packing , forwarding , handing and frieght charges , for f . o . r . omkareshwar power station in column no . 5 . 3 ) bidder shall quote unit cgst , sgst amount in column no . 6 &7 respectively for intra-state supply or shall quote igst amount in column no . 8 for inter-state supply . 4 ) bidders are requested to verify carefully the amount entered by them in respective column and the amount generated automatically through formulae before uploading it to the portal