Providing of Standby Power line Connection by way of Supply, Installation, Testing and Commissioning of RMU (outdoor type) alongwith cables for providing dual 11 KV supply to 630 kVA DT with fresh CT/PT unit at Tagore Hall, Rajbagh - (DC Work)

Amount

Supply, Installation, Testing and Commissioning of 3 Way Ring Main Unit, Motorized, Outdoor type with 2 No. 11 kV Load Break Switch as incomer and 1 Nos. 11kV Vacuum circuit Breaker as outgoing,breaking capacity 21 kA for 3 seconds with SF6 circuit breaker / VCB self powered with O/C + E/F Relay (as per Specifications)

Supply of 11 KV, 3 core 50 sq.mm, Al conductor, XLPE, insulated, armoured cable

Laying, Testing and Commissioning of 11 KV, 3 core 50 sq.mm, Al conductor,XLPE, insulated, armoured cable

Supply of 11 KV, 3-core Indoor terminating kit to be used with cables 50 sqmm

Fixing of 11 KV, 3-core Indoor terminating kit to be used with cables 50 sqmm

Supply of 11 KV 3-core Outdoor terminating kit to be used with cables 50 sqmm

Fixing of 11 KV 3-core Outdoor terminating kit to be used with cables 50 sqmm

Supply of Cable Route Markers

Fixing of Cable Route Markers

Excavation in any type of soil including hard laterite soil.

Refilling of excavated soil

Supply of Corrugated pipe 63 mm inner dia 75 mm outer dia (For HT Cable) along with warning tape

Laying of Corrugated pipe 63 mm inner dia 75 mm outer dia (For HT Cable) alongwith warning tape

Civil Foundation Plinth work for mounting RMU (Complete in all respects including Excavation, concreting (1:2:4),plastering (1:4), Centering, shattering, and all alied works like removal/disposal of formwork etc to be done. Height of Plinth should be more than 2 feet above ground so that cubicle is protected from the accumulated snow . Plinth width on front side of cubicle should be sufficient to allow manual operation of RMU easily. Drawing to be submitted for approval before executon of work

Earthing of RMU -- Excavation of earth pit of dia 650 mm & depth 3000 mm, installation of Earthing pipe of 40 mm Nominal bore & 4mm wall thickness & length 2.5 mtr long as Per IS 1239. GI Strip for neutral earthing of size 50 mmx6 mm for connection of RMU body as per IS 2629/85, GI nuts & bolts,refilled with earth enhancement materials and earth Chamber made of brick masonary with RCC slab cover.

Supply of ST Poles 9 mtr. long (ST-410 SP33) with Galvanized Channel Iron Earthing Arrangement as per Drawing CE/P&P/Dwg/2022-STP-E0001 attached including loading from factory unit, its carriage and unloading upto working site (All requisite tests of ST Poles shall be performed at SSI unit prior to its delivery at the cost of L1 bidder, Test Certificates to be submitted)

Erection of ST Poles 9 mtr. long (ST-410 SP33)

Supply of 11 KV GO, AB Switch 3-Phase, 3-Pole, 200 Amp, Vertical Type (along with material required for Earthing of Isolator Handle using GI Strip (25x3) and GI rod).

Installation, Testing and Commissioning of 11 KV GO, AB Switch 3-Phase, 3-Pole, 200 Amp, Vertical Type along with Earthing of Isolator Handle using GI Strip (25x3) and GI rod.

Supply of Gapless Surge Arrestor, 9 kV, 10 kA, LA with polymer housing, Stn. Type

Installation, Testing and Commissioning of Gapless Surge Arrestor, 9 kV, 10 kA, LA with polymer housing, Stn. Type

Earthing of Gapless Surge Arrestor using GI Strip (with Bobin insulators along with collars etc) and Spike rod

Supply of GI Channel/Angle/Flat of sizes

Fabrication and Fixing of GI Channel/Angle/Flat of sizes

Supply of GI Pole collars 50x8 mm (Back Clamps Dimensions as per Drawing attached) for D.O/Fuse/Operating handle/ AB Switch/Belting Angle etc

Fixing of GI Pole collars 50x8 mm (Back Clamps Dimensions as per Drawing attached) for D.O/Fuse/Operating handle/ AB Switch/Belting Angle etc

Supply of Galvanized Nuts and Bolts of sorts for Channels /collars

Fixing of Galvanized Nuts and Bolts of sorts for Channels /collars

Supply of 0.03 ACSR Conductor- for tapping/jumpering

Laying of 0.03 ACSR Conductor- for tapping/jumpering

Providing and Earthing of ST Poles 9 mtr long Complete by GI Pipe 40 mm 3 mtr long through GI Strip 25x3 mm

Providing and Cement Bottoming of ST Poles 9 mtr long in the ratio 1:2:4 mix as per REC standards (0.5cum /pole)

Painting of ST Poles 9 mtr long with 1 coat of red oxide and 2 coats of aluminium paint

Supply and Fixing of Adjustable Steel Strap Cable ties suitable for binding Cable with pole

Supply and Fixing of 11 kV Polymeric composite Pin Insulator 12kV, 5kN, Lightening Impulse 75kV Positive and 80kV Negative, creepage distance 320mm

Supply and Fixing of 11 KV Polymeric composite Disc Insulator 12kV,min failing load 45kN, Lighting Impulse 75kV Positive and 80kV Negative, creepage distance 320mm

Supply, Installation, Testing and Commissioning of HT Tri-Vector Metering unit Complete with CT/PT units and with all accessories. PT 11 KV/ 110 V, Class of Accuracy 0.5 S, VA 15 and CTR 15/5, Class of Accuracy 0.5 S, VA 15, STC 70.3 kVA for 3 Sec including Insepction, testing and GI make stand (2.5 ft above ground) with proper grouting {including Pedestal stand, earthing,and Cables (3-Core 50 sqmm=20 mtr) with its kits (4 nos)} REFER ANNEXURE-A ATTACHED IN TENDER DOCUMENT

Dismantling of Damaged CT / PT Unit (complete)

Providing/Submission of Both Pre and Post Work Execution Geo-Tagged Coloured Photographs of subjected work on A4 sized photopaper (2 pic per page)

M/s NORTHERN ELECTRICALS

M/S QADRI ELECTRICALS