Repair And Renovation Works At Room Nos 501 To 513 At 5Th Floor Of Annex-I Building Withinsales Tax Complex Under The Directorate Of Commercial Taxes , Government Of West Bengal. At 14,Beliaghata Road, Kol-15--- Supply Installation Testing And Commissioni, kolkata-West Bengal

Repair and renovation works at room nos 501 to 513 at 5th floor of Annex-I Building withinSales Tax Complex under the Directorate of Commercial Taxes , Government of West Bengal. at 14,Beliaghata Road, Kol-15--- supply installation testing and commissioning of Split type AC machine- 1 Supply,Installation,Testing & Commissioning ofSplit type non-Inverter AC machines having100% standard cooling capacity (6.6-7.0 KW), with Twin Rotary type compressor, Refrigerent gas-R32/R-410 with 2/3 star rated (ISEER range 3.5- 3.99 ) air-flow range CFM(760-850), both condensor and cooling coils made of copper tube connectingchord with plug top confirming to ISI 1391 (Part-I & Part-II) with all amendments.(Make:Mitsubishi Heavy SRK24CW-S6/ O General ASGA24BMAAB /Mitshubishi Electric -MS GK 24VA) 2 Supply & Installation of Copper refrigerent pipe line for liquid and suction line with hard/soft drawn copper piping includiongsupply and fixing cubee foam and wrapping tape with necessary supports & brackets as per direction of EICa) Liquid line(1/4 dia, 6.35 mm) copper pipe[Make Royku/Totaline/Rajdeep] with 9 mm thick nitrile insulation.[Make Arflex/Acoflex] 3 b) Sunction line(5/8 dia,15.88 mm ) copper pipe[Make Royku/Totaline/Rajdeep] with 9 mm thick nitrile insulation.[Make Arflex/Acoflex] 4 Supply and drawing3 core 2.5 Sq.mm PVC insulated sheeted wire for connectingthe outdoor to indoor and indoor to supply through20 mm PVC Rigid Conduit FR [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works ( Make: Finolex/KEI/RR). 5 Supply & laying PVC drain pipe 25mm dia incl. fitting accessories bends, elbows, tees, flanges, taping, wall sleeves,hangers,supports,anchors etc. as prequired.(make-Suprime/Oriplast) 6 LiftingCharges of AC machine incl. ODU and IDU with all necessary items as required and scaffoldingarrangment for fixing ODU (2nd Floor) incl. dismantlingat end of work and carriages as per direction by EIC.a)2 TrHeavy duty 7 Supply and installation of bracket for outdoor of above AC machine with necessary fastner bolt & nut and as per direction of EIC. 8 Dismantling of theWindow AC machine along with all accessories from its existing position and handed over to the authorityat end of work as per direction by EIC.

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	10-06-2025	Date Corrigendum	Date	18-06-2025

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