Supply Erection Comissioning of DTW Scheme 42 nos by extension of 11KV LT Line including construction of 42x63 KVA substation for providing of new service connection to DTW Scheme of DWS department under Boxanagar Nalchar Mohanbhog and Kathalia RD

Amount

Supply of the following

a) 9.0 mtr. Long PCC Pole , working load 250Kg.

b) 8.0 mtr. Long PCC Pole , working load 200Kg.

Supply of 11 KV/LT painted stay set complete direct in earth with 16mm. dia. 1.8 mtr. long painted stay rod, one side formed an eye and welded with internal dia 40 mm with one thimble and other side of the rod each threaded and fitted with 2 nos. of suitable hexagonal nuts and with one round MS washer of size 40 X 40 X 2 mm complete with MS Anchor plate of size 300 X 300 X 8 mm, dimension with centre hole of 18 mm dia, Turn buckle of length 356 mm. with 250 mm. long threaded adjustable 16 mm. dia. MS strain rod and thimble including supply & erection of 11 KV/LT guy insulator as per IS specification, hot dip (heavy duty) galvanized stay stranded wire of size 7/2.5 mm. grade - IV as per ISS:2141/1979 having minimum tensile strength 700N/mmsq. with Zinc coating (heavy type coating conforming to IS:4826/1979, fastened with stay clamps as required. ( including supply of MS clamp & Nuts & bolts as reqd) as per TSECL specification)

Galvanized Stranded Stay Wire (7/2.5mm)

11 KV stay Insulator

LT StayInsulator

Supply of 2.8 mtr. long 100 X 50 X 50 X 6 mm. MS channel sub-station bracket including drilling of holes as required for Transformer support

Supply of 0.8 mtr. long 100 X 50 X 50 X 6 mm. MS channel sub-station bracket including drilling of holes as required for Transformer support

Supply of 2.8 mtr. long 75X40X40X6 mm. MS channel bracket for G.O.S & D.O. fuse unit on double steel tubular pole or PCC pole i

Supply of 2.2 mtr. long 75X40X40X6 mm. MS channel bracket for double pole line bracket on double steel tubular pole or PCC pole

Supply of 1.2 mtr. long 75X40X40X6 mm. MS channel bracket for single pole line bracket on steel tubular pole or PCC pole

Supply of 0.3 mtr. long 75X40X40X6 mm. MS channel bracket for single pole line bracket on steel tubular pole or PCC pole

Supply of 2.8 mtr. long 65 X 65 X 6 mm. MS angle sub-station bracket along with drilling of holes as required for using as G.O.S Handle support and fixing

Supply of 1.5 mtr. long 65 X 65 X 6 mm. MS angle along with drilling of holes as required for using as dingle pole guard bracket

Supply of 2.5 mtr. long 65 X 65 X 6 mm. MS angle along with drilling of holes as required for using as double pole guard bkt.

LT 5-wire C-type bracket by 65x65x6 mm MS Angle along with drilling of holes as required for using as stringing of LT line

Supply of 11 KV Polymric Disc Insulator with fittings,nuts&bolts,washers etc. as required complete as per the direction of the engineer In- Charge

Supply of 11 KV Polymric Disc fittings with fittings,nuts&bolts,washers etc. as required complete as per the direction of the engineer In- Charge

Supply of 11 KV Porcelin Pin Insulator with GI PIN complete as per the direction of the engineer In- Charge

Supply of triple pole (3 phase), 12 KV, 200 Amp. drop out fuse unit for operation in 11 KV, 50 Hz, AC system as per relevant IS specification along with Supply of nuts & bolts and bimetallic lugs for necessary connection with the transformer HT bushing by ACSR.

Supply of triple pole (3 phase), 12 KV, 200 Amp. Manually gang operated, air break switch, 3 post vertical type single brake, complete with post insulator for operation in 11 KV, 50 Hz, AC system as per relevant IS specification with supply of nuts and bolts as required.

Supply of 9 KV, 5 KA single pole metal oxide gapless surge type LA suitable for nominal system voltage of 11 KV, 3 phase, 50 Hz, AC supply. Nominal Creepage distance 300mm. conforming to ISS:3070/1985.

Supply of ACSR conductor 6/1/2.59 mm dia etc. as required

LT Shackle Insulator 3x3.5 mm dia

LT Streaps with Nuts & Bolts

8 SWG GI Wire

16 mm sq PVC cable

Supply of Bracket Camp (50x6mm MS Flat) in/c making holes etc. as required

120 mmsq PVC cable

Nuts and Bolts (Assorted Size)

100 Amp Cut Out

Wooden Plunk 24x12x6 mm

Bimetallic Lugs-120 mmsq

Erection

a) 9.0 mtr. Long PCC Pole , working load 250Kg.

b) 8.0 mtr. Long PCC Pole , working load 200Kg.

Erection of 11 KV/LT painted stay set complete direct in earth with 16mm. dia. 1.8 mtr. long painted stay rod, one side formed an eye and welded with internal dia 40 mm with one thimble and other side of the rod each threaded and fitted with 2 nos. of suitable hexagonal nuts and with one round MS washer of size 40 X 40 X 2 mm complete with MS Anchor plate of size 300 X 300 X 8 mm, dimension with centre hole of 18 mm dia, Turn buckle of length 356 mm. with 250 mm. long threaded adjustable 16 mm. dia. MS strain rod and thimble including supply & erection of 11 KV/LT guy insulator as per IS specification, hot dip (heavy duty) galvanized stay stranded wire of size 7/2.5 mm. grade - IV as per ISS:2141/1979 having minimum tensile strength 700N/mmsq. with Zinc coating (heavy type coating conforming to IS:4826/1979, fastened with stay clamps as required. ( including supply of MS clamp & Nuts & bolts as reqd) as per TSECL specification)

2.8 mtr. long 100 X 50 X 50 X 6 mm. MS channel sub-station bracket including drilling of holes as required for Transformer support

0.8 mtr. long 100 X 50 X 50 X 6 mm. MS channel sub-station bracket including drilling of holes as required for Transformer support

2.8 mtr. long 75X40X40X6 mm. MS channel bracket for G.O.S & D.O. fuse unit on double steel tubular pole or PCC pole i

2.2 mtr. long 75X40X40X6 mm. MS channel bracket for double pole line bracket on double steel tubular pole or PCC pole

1.2 mtr. long 75X40X40X6 mm. MS channel bracket for single pole line bracket on steel tubular pole or PCC pole

0.3 mtr. long 75X40X40X6 mm. MS channel bracket for single pole line bracket on steel tubular pole or PCC pole

2.8 mtr. long 65 X 65 X 6 mm. MS angle sub-station bracket along with drilling of holes as required for using as G.O.S Handle support and fixing

1.5 mtr. long 65 X 65 X 6 mm. MS angle along with drilling of holes as required for using as dingle pole guard bracket

2.5 mtr. long 65 X 65 X 6 mm. MS angle along with drilling of holes as required for using as double pole guard bkt.

LT 5-wire C-type bracket by 65x65x6 mm MS Angle along with drilling of holes as required for using as stringing of LT line

LT Shackle Insulator 3x3.5 mm dia

11 KV Porcelin Pin Insulator with GI PIN complete as per the direction of the engineer In- Charge

11 KV Porcelin Disc Insulator with fittings,nuts&bolts,washers etc. as required complete as per the direction of the engineer In- Charge

Triple pole (3 phase), 12 KV, 200 Amp. drop out fuse unit for operation in 11 KV, 50 Hz, AC system as per relevant IS specification along with Supply of nuts & bolts and bimetallic lugs for necessary connection with the transformer HT bushing by ACSR.

Triple pole (3 phase), 12 KV, 200 Amp. Manually gang operated, air break switch, 3 post vertical type single brake, complete with post insulator for operation in 11 KV, 50 Hz, AC system as per relevant IS specification with supply of nuts and bolts as required.

9 KV, 5 KA single pole metal oxide gapless surge type LA suitable for nominal system voltage of 11 KV, 3 phase, 50 Hz, AC supply. Nominal Creepage distance 300mm. conforming to ISS:3070/1985.

a) 63 KVA.(TSECL Supply)

Stringing of ACSR conductor 6/1/2.59 mm dia etc. as required

Stringing of 8 SWG GI Wire in/c laying, hoisting, binding etc. as required

Supply and erection of earthing set as per ISS : 3043 of 1966 and with upto date amendment having 2.5 mtr long G.I. pipe (ISI marked) of 40 mm diameter with necessary fabrication,salt&charcoal,lugs,polythene pipe, including a pair of clamps of 50 X 6 mm M.S. flat & 12 mm dia galvanized nuts &bolts,connecting materials i/c excavation, re-filling with alternate layers of salt & charcoal and providing connection of earthing materials and equipments to earth electrode as per REC specification & approved design & drawing of TSECL .

Fixing of LT cut-out with necessary cable connection i/c supply of wooden plank etc as required. (as per the direction of Engineer-in-charge)

Providing 3-phase service connection

Jungle cutting

Renovation and shifting of HT/LT line L.S. Rs.

Carriage:

Carriage of 63 Kva Transformer ( 42 Nos) up to lead range 70 KM from Agartala Store to Sonamura Work site

Hiring of vehicle for site visit/work inspection

UTTAM NAG

BALARAM DAS