Tender For corrigendum : supply of chemical dosing system for 2x660 mw ennore sez stpp - hydrazine dosing skid , ammonia dosing skid , naoh dosing skid , commissioning spares , dosing pump and drive , agitator , c and i spares for each unit - each type of lamps pbs ilpbs fuse mcb mccb used in the equipment- system , indicators recorders electrical metering and skid mounted instruments - for skid mounted instruments , temperature, transmitters and electronic transmitters or any other instrument etc meters, any other instrument etc , indicators- recorders and meters offered from each model for the project, these instruments shall be supplied with three sets of blank scales , relay based control panels - leds for indicating lights , relay based control panels - control circuit fuses- mcb-mccb- semiconductor fuses , relay based control panels - relays modules and contactors , alarm annunciation system - un-engraved window boxes complete with led etc , alarm annunciation system - leds for annunciation facia windows and leds box assemblies offered , erection hardware - instrument valves , erection hardware - condensate pots of each type and size installed , erection hardware - manifold , erection hardware - fittings , erection hardware - stroke actuator i to e converter , electrical -415 v motors - terminal plates , electrical - 415 v motors - heaters , electrical - 415 v motors - greasing arrangements , electrical - 415 v motors - motor of each type and rating , electrical - 415 v motors - bearings de and nde for each type and rating of motor