GTL Div: Augmentation of Substation by Replacing the Old and Over Aged Inefficient Transformers on Age Cum condition basis with Star Rated Transformers with necessary cabling arrangements and Provision/Replacement of DG Sets duly accounting the Future

A-Supply, erection, testing and commissioning of BEE 5 star rated out

Supply, erection, testing and commissioning of BEE 5 star rated 500 KVA capacity oil- immersed, outdoor type distribution transformer 11kV/433 V copper wound with all standard accessories & fittings As per IS 1180 (Part 1):2014 amendment -4 or latest as per specifications attached. Makes: Any manufacturer possesing BIS and BEE certification licence/certificate . 1488968.8

Supply, erection, testing and commissioning of BEE 5 star rated 315 KVA capacity oil- immersed, outdoor type distribution transformer 11kV/433 V copper wound with all standard accessories & fittings As per IS 1180 (Part 1): 2014 amendment -4 or latest as per specifications attached. Makes: Any manufacturer possesing BIS and BEE certification licence/certificate . 1117510.7

Supply, erection, testing and commissioning of BEE 5 star rated 250 KVA capacity oil- immersed, outdoor type distribution transformer 11kV/433 V copper wound with all standard accessories & fittings As per IS 1180 (Part 1): 2014 amendment -4 or latest as per specifications attached. Makes: Any manufacturer possesing BIS and BEE certification licence/certificate . Above/

B-Transformers, substation earth system etc 4299067.00 Below/P

Removing the existing transformer from the plinth / Pole of upto 315 KVA capacity including connections etc., complete.

Loading, transportation and Unloading of transformer of 100 -500 KVA capacity from site/substation to Depot or vice versa as per the supervisor instructions 1007665.4

Supply, installation, testing and commissioning of 12 KV 630A, 3 Way Combination of 3 SF6 VCB -1 no, LBS- 2nos Ring main unit complete, extendable, outdoor type with SF6 insulated 3 way, Numerical relay with over current, earth fault, IDMT, CTs of cap100/50-1 Amp, HT metering with 0.2S class with MD resettable, manual & electrically operated and remote operated as per specification with SCADA compatibility and including built in compatible FRTU.

Erection and construction of Transformer plinth excavation of pit of size 3.0x3.0x0.5 4 meters deep and provision of foundation with cement concrete mixture of 1:3:6 ratio stone wall etc construction of plinth above ground level of size 3.0x3.0x1.5 meters height with R.R stones stone wall and cement concrete of ratio 1:3:6 on top of the plinth,two channels of 100x50x4.7 mm of 2.0 meters long embedded in concrete shall be provided for keeping the transformer on wheels.

Excavation of cable trench as per instruction of site supervisor and provision of brick masonry open type cable trench with CC Bed (1:3:6) with sloping arrangements for water including plasting for brick work walls including all accessories etc.

Supply, Desigh, fabrication erection of MS angle of size 50x50x6mm thickness on top of the cable trench shall be embedded on the side wall of the trench and fixing of cale support at an interval 0.5 meters inside the trench including all accessories.

Supply, Design, fabrication of Reinforcement steel RCC cover mixture 1:2:4 cement concrete with molded in MS frame with suitable handle at top of RCC cover for cable trench including all accessories.

Supply of material, fabrication and erection of H Pole (Double Pole) with I section MS beam ISHB 150, size 150 mmx 150 mm of length 10 mtrs. With required foundation and painting etc. as per specification.

Supply & erection of manually operated vertical type Air-Brake switch 200 Amps Cap. On 4 pole structure with operating rod complete with all connected materials and works.

Supply, laying and interconnecting of the earth system at the substation by means of copper flat of size 32x6mm complete with all fasteners including all accessories

Supply and erection of 3 nos. (one set) station class lighting arrestor suitable for 3 wire 11KV OH with rated voltage 9 KV(RMS) with a normal discharge current rating of 5 KA and complete with galvanized clamping arrangement GI bolt, nuts, washer etc.

Supply and fixing of 11 KV pin Insulator (IS 731/ 1971) with minimum creepage distance of 300 mm on existing cross arm including all accessories like Hot dip GI spindle and nuts etc Above/

Supply, Laying, connecting, testing and commissioning of XLPE HT UG 3 core 185 sqmm stranded compact circular Aluminium conductor, conductor screen with extruded semi 1 conducting compound, XLPE insulated, insulation screening with extruded semi conducting compound in combination with copper tape, cores laid up, inner sheath of PVC, galvanised stell flat strip armoured and overall PVC sheathed cable conforming to IS 7098/(part-II)1985 with latest amendments. The cost includes proper storage, handling, transportation etc. The cable shall be supplied along with the test certificate of manufacturer etc.

Supply and erection, testing connecting and commissioning of HT 11KV grade 2 outdoor type cable end termination kits of heat shrinkable type cable termination kits suitable for 120-185 Sq mm 03 core XLPE/PVC earthed system cable complete with suitable jumpers, bolts, nuts, washers, lugs etc. Make /Brand DENSONS/Raychem/REPL/XICON/M-seal brand of Mahindra Engg. & Chemicals

Supply, laying and termination of 4 core 240 Sqmm LT XLPE UG COPPER cable, 1100 Volts as per IS:7098/Pt.I/1988 or latest

Supply fixing, of HDPE pipe of 110 mm outer dia of PN4 class with suitable couplings and clamps for cable laying with all necessary accessories complete as per IS 4894.

Supply and fixig of GI pipe 'B'class of size 6"dia with all other connected accessories with coupling complete as desired by site engineer confirming to IS: 1239(Part-I)2004

Excavation of cable trench in all types soil of size of size 400mm wide x 1 mtr. deep, 6 and making good of the same to its original form and shape after complete including all connected materials and works up to the satisfaction of the Engineer at Site. The exact route of the HT/LT cable is to be decided in consultation with Engineer in charge.

Excavation of cable trench in rocky soil of size 400mm wide x 1 mtr. deep, and making good of the same to its original form and shape after complete including all connected materials and works.

Excavation of cable trench in cement concrete bed flooring by using power drill to a 8 depth of 1.0 Mtr and a width of 0.3mtr. After laying the pipe and refilling the trench with excavated earth and undertaking cement concrete bed flooring to its original shape as was prevailing earlier to the satisfaction of Railways site Engineer.The exact route of the HT/LT cable is to be decided in consultation with Engineer in charge.

Excavation of cable trench of size 400mm x 1 mtr deep track X-ing/Road X-ing and making good of the same to its original form and shape completely including all connected materials and works.

Supply and laying of 8 SWG GI wire with 40 GSM Zink coated, conforming to IS:280- 2006 or latest, it is to be laid with armored cable for earth continuity.

Excavation of cable trench under the Track below 3mtrs. horizontal drilling bore with Hydraulic Jack suitable size for provision of 110/50mm dia GI/HDPE pipe

Supply and Erection of Power cable route indicators with all connected materials and works as per Drawing No.DEE/CN/BZA/2001/23.

Preparation and submission of completion drawings in A3 size with all relevant details 13 and measurements of executed installations, cable routings, lighting arrangements etc. The drawings shall be submitted in1(Soft Copy)+ 3 (Hard Copy) duly signed by the concerned Supervisor, contractor, controlling officer and to be furnished along with bills.

Supply Installation Testing and commissioning of free-standing floor mounted dust 14 and vermin proof compartmentalized cubical panel made out of CRCA sheet, required hardware, cleaning with 7 tank process duly painted by two coats of zinc/red oxide primer followed by Powder coated / epoxy / PU painted with phosphatisation in grey or required shade after rinsing. The panel having PU/ Neoprene rubber gasket of not less than 3mm thickness, separate detachable, gland plate M.S. base channel, equipment/switchgear. The thickness of sheet shall not be less than 1.6mm up to 600mm length/ width of any compartment and be 2.0mm above 600mm. The load bearing structure shall be of 2.0mm thick sheet supported by base M.S. channel if required. Side walls and cable alley compartments having bolted type doors with detachable extension type structure (only outer area on all sides shall be measured and panel to be fabricated from CPRI approved fabricator). The panel should conform to IS/IEC 61439 in all respects. Prior Sr.DEE/M/GTL Approval has to be taken before manufacturing The panel should comprise of the following Switchgear: Supply and installation of 800A Air Circuit Breakers with Icu=Ics=Icw(1s)=50 kA Conforms to IS/IEC:60947-2, Self Powered Electronic Protection Units - MP2 & MP4, MP2 - Electronic PU with LSI/LSIg + Neutral O/L + OverTemperature Protection, • MP4 - Electronic PU with LSI/LSIg + Neutral O/L + Over Temperature Protection' + LCD Display with Current Metering + 10 Trip History+ 10 Alarms + Logical Selectivity, L : Ir - 0.4 to 1 In, tr - 5 to 30 sec, S : Isd - 1.5 to 10 Ir, tsd - 0.1 to 1 sec, I : Ii - 2 to 15 In, G : Ig - 0.2 to 1 In, tg - 0.1 to 1 sec, Neutral Overload Protection - OFF-50 %-100 % with In Built Temperature Protection, Rotatable Terminals for Horizontal/Vertical Orientation including all accessories complete.- 2 nos Supply and erection of LED indicator lamps on the existing box panel board- 2 sets of RYB

Supply Installation Testing and commissioning of free-standing floor mounted dust and vermin proof Outdoor IP 67 compartmentalized cubical panel made out of CRCA sheet, required hardware, cleaning with 7 tank process duly painted by two coats of zinc/red oxide primer followed by Powder coated / epoxy / PU painted with phosphatisation in grey or required shade after rinsing. The panel having PU/ Neoprene rubber gasket of not less than 3mm thickness, separate detachable, gland plate M.S. base channel, equipment/switchgear. The thickness of sheet shall not be less than 1.6mm up to 600mm length/ width of any compartment and be 2.0mm above 600mm. The load bearing structure shall be of 2.0mm thick sheet supported by base M.S. channel if required. Side walls and cable alley compartments having bolted type doors with detachable extension type 15 structure (only outer area on all sides shall be measured and panel to be fabricated from CPRI approved fabricator). The panel should conform to IS/IEC 61439 in all respects. Prior Sr.DEE/M/GTL Approval has to be taken before manufacturing The panel should comprise of the following Switchgear and 800A Tinned Electrolytic grade copper bus bar: Supply and installation of 400 A 4P MCCB, 50 KA, Microprocessor based adjustable with LSIG protection communication capable conform to IEC 60947-2 or its equivalent with extended ROM, spreader links (2 sets) of model no: IHQT3FF50400 of havells or its equivalent- 2 No's Supply and installation of on load change over switch of 400A of havells model no: IHCNFE0400 or its equivalent Conforms to IS/IEC:60947-3 - 1 no's Supply and installation of 250 A 4P MCCB, 36 KA, Microprocessor based adjustable with LSIG protection communication capable conform to IEC 60947-2 or its equivalent with extended ROM, spreader links (2 sets) of model no: IHQT2EF50250 of havells or its equivalent- 2 No's Supply and erection of LED indicator lamps on the existing box panel board- 4 sets of RYB

Cement concrete solid block masonry in foundation and plinth or wall with factory made blocks with cement concrete 1:3:6 with all labour complete. (should be properly plastered as per the advice of site supervisor)

Loading of DGset of different capacities

Unloading of DG set of different capacities

Transportation of DG set of different capacities over the Guntakal Division