Remodeling/Restructuring of Electrical Control Room in Premises of Governor House (Raj Bhawan) , Supply, Erection, Testing and Commissioning for New Electric Control Panels including Dismantling old Electrical Infrastructure and Cabling

Amount

Supplying, installation, testing & commissioning of Indoor Type Main LT Panel suitable for 415 V, 3Phase, 4 wire 50 Hz AC supply system of suitable size fabricated design from CRCA sheet steel of 2mm thick duly powder coated in approved shade, having 1200 Amp capacity 4 Nos Aluminium bus bars of EC 6101A grade, DMC/SMC bus bar tested supports, bottom base channel of MS section not less than 75mm x 50mm x 2mm thick. Fabrication shall be done in trasportable sections, entire panel shall have an common aluminium/GI earth bar of suitable size at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears ( above 125A) with required size of Aluminium bus bars/ and copper Power wiring for switchgears upto 125A and control wiring with 2.5 Sq.mm. or 1,5sqmm PVC insulated copper conductor S/C cable for voltage & Current respectively, cable alleys, cable gland plates in two half, i/c providing following switch gears. Panel shall be suitable to recieve cables entry from Transformer & DG Sets.Manufacturer of LT panel shall be CPRI approved/ Tested.

Supplying, installation, testing & commissioning of Indoor Type Main LT Panel suitable for 415 V, 3Phase, 4 wire 50 Hz AC supply system of suitable size fabricated design from CRCA sheet steel of 2mm thick duly powder coated in approved shade, having 1200 Amp capacity 4 Nos Aluminium bus bars of EC 6101A grade, DMC/SMC bus bar tested supports, bottom base channel of MS section not less than 75mm x 50mm x 2mm thick. Fabrication shall be done in trasportable sections, entire panel shall have an common aluminium/GI earth bar of suitable size at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears ( above 125A) with required size of Aluminium bus bars/ and copper Power wiring for switchgears upto 125A and control wiring with 2.5 Sq.mm. or 1,5sqmm PVC insulated copper conductor S/C cable for voltage & Current respectively, cable alleys, cable gland plates in two half, i/c providing following switch gears. Panel shall be suitable to recieve cables entry from Transformer & DG Sets.Manufacturer of LT panel shall be CPRI approved/ Tested. 1) Incomer For 630 KVA,11/.433 KV DTR . 2) 2 Nos.-1000 Amps.each four pole horizontal drawout type air circuit breaker of fault breaking capacity 50 KA (Ics = Icu up to 433 V) MDO ACBs with LSI adjustable release 40 to 100% In, Air circuit breaker shall be interlocked electrically/mechanically as required in the scheme. Make of ACBs : Schneider(MasterpactNW)/Siemens(3WL)/Legrand(DMX)/L&T(UPOWER-OMEGA). 3) Incomer For 320 KVA,3 Phase,50 Hz Generator 4) 1 Nos.-800 Amps.each four pole horizontal drawout type air circuit breaker of fault breaking capacity 50 KA (Ics = Icu up to 433 V) MDO ACBs with LSI Release shall be interlocked electrically/mechanically as required in the scheme.Makeof ACBs : Schneider(MasterpactNW)/Siemens(3WL)/Legrand(DMX)/L&T(UPOWER-OMEGA) 5) Bus Coupler (Between Transformers & Generators). 6) 1 Nos.-800 Amps.each four pole horizontal drawout type air circuit breaker of fault breaking capacity 50 KA (Ics = Icu up to 433 V) MDO ACBs without reelase shall be interlocked electrically/mechanically as required in the scheme. Make of ACBs : Schneider(MasterpactNW)/Siemens(3WL)/Legrand(DMX)/L&T(UPOWER-OMEGA) 7) Intelligent multifunction digital meter to read V, A, KVA, KWH, PF Hz etc. having RS 485 port and compatible to PC with modbus protocol with 3 Nos. resin cast CTs of 1000/5 A class 1.0 accuracy and 15 VA burden. - 2 No. Makes : Schneider/Legrand/Siemens. 8) Intelligent multifunction digital meter to read V, A, KVA, KWH, PF Hz etc. having RS 485 port and compatible to PC with modbus protocol with 3 Nos. resin cast CTs of 800/5 A class 1.0 accuracy and 15 VA burden. - 1 No. Makes : Schneider/Legrand/Siemens. 9)3 Nos.- Phase indication LED lamps with 2 Amps. back up MCB, breaker ON/OFF/TRIP indicating light with MCB, test terminal block set, circuits as per standard practice, auxiliary contacts for positive interlocking of the breakers as required. - 3 sets 10)Shunt trip coil 220 V A.C. - 3 Nos .11)3 No. Under / Over Voltage Relay. 12)3 No. Under Voltage Release.13)Busbar : 14)TPN Aluminium bus bars of EC grade 6101A (having 100% Neutral )of minimum of 1200A Amps. capacity with heat shrinkable coloured sleeves and i/c DMC/SMC bus bar supports at required intervals complete for cross section, size supports & their spacing etc.. - 1 Set.15)OutGoing.16)400A 4P MCCB 36kA with Adjustable Thermal and Magnetic Setiings, ON/OFF/TRIP Led Indications, Both Sides Spreaders, Extended rotary handle - 3 Nos. 17)200A 4P MCCB 36kA with Adjustable Thermal and Magnetic Setiings, ON/OFF/TRIP Led Indications, Both Sides Spreaders, Extended rotary handle - 5 Nos.18)160A 4P MCCB 36kA with Adjustable Thermal and Magnetic Setiings, ON/OFF/TRIP Led Indications, Both Sides Spreaders, Extended rotary handle - 2 Nos 19)100A 4P MCCB 36kA with Adjustable Thermal and Fixed Magnetic Setiings, ON/OFF/TRIP Led Indications, Both Sides Spreaders, Extended rotary handle -6 Nos

Dismentling of Existing Panel from Present Location

Dismentling of Existing Panel from Present Location along with Cables & Other Accessories & Relocation in Existing Control Room including Cabling work to maintain Continuity of Power to Rajbhwan Load(Due to Non Availabilty of Power Shut Down) & Further Dismentling of Existing Panel from Temporary Location after Commissioning of New Panel along with reduntant Cables ,Dragging to Loading Site,Loading in to Mechanical Transport Vehicle,Transportation to Divisional Store & Unloading

Supplying, installation, testing & commissioning of Indoor Type Changeover LT Panel.

Supplying, installation, testing & commissioning of Indoor Type Changeover LT Panel suitable for 415 V, 3Phase, 4 wire 50 Hz AC supply system of suitable size fabricated design from CRCA sheet steel of 2mm thick duly powder coated in approved shade, having 300 Amp capacity TPN Aluminium bus bars of EC 6101A grade, DMC/SMC bus bar tested supports, bottom base channel of MS section not less than 50mm x 50mm x 2mm thick. Fabrication shall be done in trasportable sections, entire panel shall have an common aluminium/GI earth bar of suitable siz Panel shall be suitable to recieve cables entry from Transformer & DG Sets.Manufacturer of LT panel shall be CPRI approved/ Tested. 1)Incomer/Oougoing. 2)1 Nos.-250 Amps.each four pole On load Changeover 3)Intelligent multifunction digital meter to read V, A, KVA, KWH, PF Hz etc. having RS 485 port and compatible to PC with modbus protocol with 3 Nos. resin cast CTs of 1000/5 A class 1.0 accuracy and 15 VA burden. - 2 No. Makes : Schneider/Legrand/Siemens. 4) 3 Nos.- Phase indication LED lamps with 2 Amps. back up MCB, breaker ON/OFF indicating light with MCB, test terminal block set, circuits as per standard practice, auxiliary contacts fo rpositive interlocking of the breakers as required. - 2 sets

Control Room Building

Control Room Building with Following Specifications 1)P.C.C. 1:4:8 For Lean Pad below Plinth,Cable trenches etc. 2)P.C.C. 1:2:4 in Plinth 3) Hallow Cement Block Masonary for walls (Longer wall 01 Height 2900 mm & Longer Wall-2 Height 2750 minimum) 4) Cement Concrete Flooring with 50 mm Thk Lean Pad Base(1:4:8) with 100 mm Thk, 1:2:4 P.C.C. Flooring with Floor Tiles of approved make astop finish. 5) Aluminium Doors & Windows as per requirement of Engineer Incharge. 6) Structural steel work for Roofing Comprising of M.S.Channel 100 x50x 6 mm & M.S.Angle 50x50x6 mm in Truss formation. 7) PPGI Roofing Sheet work with sheet Thickness between 0.2mm -0.8 mm as per approval of Engineer Incharge. 8)PPGI Roofing Sheet work with sheet Thickness between 0.2mm -0.8 mm as per approval of Engineer Incharge . 9)False Cieling for accomodating Illumination Fixture.10) Electrical wiring for Point wiring for light point/fan Point ,Submain wiring & Main wiring including Power Point wiring Complete job as per requirement of Engineer Incharge. 11)Providing & Fixing of Suitable LED Fixtures,Exhusat fan & other electrical fixtures as per requirement of Engineer Incharge. 12)Construction of Cable Trenches with Hollow Cement Blocks as per Requirement -Internal Width 675 mm & Depth 600 mm minimum,Lean Pad 1:4:8 50 mm below cable trench floor ,M.S.Angle 40x40x5 Brackets for Holding Cable Trays to accommodate Cables. 13)Providing of 1 No office Table & 4 No Chairs for Switch Board Attendants

Dismentling of Existing Control Room Building

Dismentling of Existing Control Room Building along with Flooring ,Doors/Windows ets,Manual carriage of Malba & unservicable material to Loading site,Loading of Malba in MT Vehicle & Disposal to suitable site.

Provision of Aluminium Cables to new LT Panel

Provision of 1 core,630 Sqmm m1.1 KV Grade Aluminium Cables from 2 No 630 KVA,11/0.433 KV DTR to new LT Panel

Earthings of Electrical Euipment & System

Providing of Chemical Earthings with 50 mm dia solid Earthing Rod along with Chemical Including Cost of Excavation of Earthing Pit

25 x 3 mm G.I. Strip for Body earthings of Control Room Panels

Supplying and installing Hot Dipped Galvanised Iron cable tray in convenient sections.

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, including G.I. bolts & nuts, etc. as required 300 mm width X 62.5 mm depth X 2.0 mm thickness

Unforseen Items & Contigencies