Bids Are Invited For Supply, Installation, Testing, Commissioning Of Air Purification Unit Based On Gas Phase Filtration For Electronic Corrosion Control In Scr / Ser & Bng Sites At Sector 62 Noida ; 1 ( Title-1, Item-1 ) Supplying, Installation, Testing And Commissioning Of Self- Contained Standalone Movable Air Purifier Of 1000 Cfm Capacity Suitable For Data Centre Use Based On The Most Advanced Honeycomb Filtration Technology That Filter’S And Recirculates The Air In Enclosed Space. The Unit Shall Combine Particulate Filters Having A Rated Average Efficiency Of 90% Down To 20 Micron Particles Along With Honeycomb Chemical Media Filter ( Ul Certified ) Made Out Of Stainless Steel Perforated Sheets ( In Retractable Cassettes Of Minimum Thickness 100 Mm Each ) Having 04 Nos. Media Stages With Potassium Permanganate ( Kmno4 ) Impregnation To Create Total Clean Air Solutions. Filter Cassettes Should Be Made Up Of Stainless Steel ( Ss ) And Tested As Per Ashrae 145.2 And Iso 11155-2 Standards. The Unit Shall Be Capable Of Removing All Harmful Gases Responsible For Copper And Silver Corrosion Such As H2s, Sox, Nox, Nh3, Cl2, O3, Hf And All Other Vocs. The Final Filters Shall Have A Rated Efficiency Of 99% Down To 5 Micron. The Purifier Shall Have A Prewired, Factory Tested Control Panel Complete With Motor Starter, Overload Protection, Controls And Fuses Etc. Complete As Required. The Unit Shall Be Able To Control Corrosively Levels Of Environment In G1 ( Mild ) Category As Per Isa 71.04 - 2013 Standard I.E. Cu / Ag Reactivity Rate / Month Should Be < 300Å = Cu And < 200Å = Ag. ( Make: M / S Bry Air, Model Dap- 1000-4 Or Ss Make ) 2 Nos. Each 2 ( Title-2, Item-2 ) Replacement Of Chemical Filter Cassettes With New Fresh One Suitable For Above Said Air Purifier Unit Capable Of Removing H2s, Sox, Nox, Nh3, Cl2, O3, Hf And All Other Vocs Complete As Required. ( Make: M / S Bry Air, Or Ss Make ) 2 Nos. Each 3. ( Title-3, Item-3 ) Supplying And Fixing Of Four Pole, Sheet Steel Enclosure , 415 V, On Surface / Recess, Complete With Tinned Copper Bus Bar, Neutral Bus Bar, Earth Bar, Din Bar, Interconnections, Powder Painted Including Earthing Etc. As Required. ( But Without Four Pole Mcb / Rccb / Lsolator ) ( Make Legrand Or S.S Make ) 2 Nos. Each 4. ( Title-4, Item-4 ) Supplying And Fixing 4 Pole, 32 A Rating, 400 / 415 V, 10 Ka, C Curve, Miniature Circuit Breaker Suitable For Inductive Load Of Following Poles In The Existing Mcb Db Complete With Connections, Testing And Commissioning Etc. As Required. ( Make Legrand Or S.S Make ) 2 Nos. Each 5. ( Title-5, Item-5 ) Supplying And Laying / Fixing Of 4 X 4.0 Sq.Mm Copper Conductor Pvc Inner Sheathed, Unarmoured Cable Power Cable Of 1.1 Kv Grade Of Following Size Direct In Surfcae / Ground Etc As Required. ( Make Havells Or S.S Make ) 10 Mtr. Mtrtotal Quantity : 18
