Installation and commissioning of 3phase, 4wire 3.3kV Overhead Line from Sarpi substation to Majhi para bore hole with energy meter for proposed LHCM1 of GCPL at Shyamsundarpur colliery under Bankola area

Amount

Item Description/ Heading

Supply at worksite 9mtr Long steel tubular swagged pole of ultimate tensile strength of 410MPa designated as 410SP33 in accordance to IS:2713(PartII) 1980 with TC

Erection of 9Mtr long steel tubular Pole with concrete foundation cement, sand & chips etc.

Supply & erection of HT stay set complete conforming to IS 2062-1992 (Grade A) and the fabrication shall conform to IS-7215-1974 with manufacturer TC.

Supply , fabrication & fixing of M.S Channel for four pole bracket, DPline bracket, GO switch bracket Size-100x50x5mm M.S channel

Supply , fabrication & fixing of MS Angle for cradle guard, earth bracket & cable support bracket, LA bracket, fuse unit bracket etc. size- 65*65*6 mm

Supply , fabrication & fixing of MS Flat for Pole clamp, stay clamp & MS nut , bolt, washer. Size-65x6mm

Supply & fixing of 11KV grade polymer composite disc insulator (B&S type), as per IEC61109, 320mm, 45kN, Dry power freq.-60kV, Wet Power freq.-35kV with Manufacturers TC and with hard ware fitting

Supply & fixing of 11KV grade poly mer pin insulator as per IEC61109, 320mm, 5kN, Dry power freq.-60kV, Wet Power freq.-35kV with Manufacturers TC and with hard ware fitting

Supply & erection of 11 KV grade, 800A 3pole G.O. Switches. All material used for manufacturing i.e. 11 KV Post Insulators, G.I.Pipe, MS Channel, Brass Male/Female contacts & Arcing Horns shall comply with the Indian Standard Specification IS: 2544, IS: 5340 (Part-III) and IS: 9921 (Part I to V). with Accessories with manufacturer TC

Drawing of 100sqmm ACSR Dog conductor, Length 570x3+ 80 binding & jumper as per IS: 398 (Part I &. II) of 1996 with latest amendments with TC

Supply & erection of 3 phase fuse system unit

Supply & drawing of 6SWG GI wire for earth continuity, GI wire shall comply with IS: 280–2006 with the latest amendments and galvanising shall comply with IS: 4826-1979 with the latest amendments.

Supply & erection of Earth spike for pole earthing & GI iron materials earthing. Earth spikes can be made of galvanized iron (GI), 1.0–1.2 meters long, at least 17 millimetres in diameter

Supply & erection of 3KV lighting arrestor as per IS/IEC 62305 with manufacturer TC and amendments till date

Supply, fabrication ,welding & erection of 50x6mm GI flat for LA connection, it shall comply with IS: 280–2006 with the latest amendments and galvanising shall comply with IS: 4826-1979 with the latest amendments.

Supply & fixing of busbar porcelain insulator as per IS 731(1971) for G.I. flat laying .

Supply & jointing of outdoor type heat shrink joint kit 11KV grade 95/70sq.mm. cable as per IEEE 48 standard

Supply & jointing of indoor type heat shrink joint kit 11KV grade for 95/70sq.mm. cable as per IEEE 48 standard

Supply & fixing of shackle insulator 3"x3 1/2" for cradle guard insulation with pole

Making of cradle guard with 6/8 SWG GI wire as per IER (Indian Electricity rule) 87 and 88

Transportation, earth cutting, covering, laying and installation of 120sqmm/150sq.mm PVC insulated copper cable from OH to switch

Supply and installation of 7/10SWG stay wire with manufacturers TC

Making of earth pit by 2no GI pipe, 2no earth spike, 2kg 6swg cu. Wire, GI clamp, bentonite soil 10bag, salt 1bag,etc. for 550V switch earthing for lightning arrestors, body and cradle guard.

Brick work of earth pit by Kilburn brick,cement,sand&making plastering

Supply, erection, commissioning & testing of 3.3Kv/110V, 150Va, frequency-50Hz, Accuracy class 0.2s, rated voltage factor 1.2 for 30s combined CT:PT unit on four pole as per IEC-61869-4.

Supply, installation and commissioning of 110V AC, 3 Phase, 4 Wire, CT,PT operated lag plus, lead only fully static and AMR compatible Tri-Vector Energy Meter for measurement of different electrical parameters listed as Active Energy (KWH/MWH), Reactive Energy (KVARH/MVARH), Power factor 0 Lag - Unity - 0 Lead, Apparent Energy (KVAH/MVAH), Accuracy class 0.2s, Frequency 50 Hz as per per IS 14697:1999(2004) with manufacturer TC.

Supply & laying of 1.5sq.mm., PVC insulated 12 core control cable for CT:PT combined energy metre

Supply, fabrication & fixing of CRC steel sheet box of 2mm thickness with CRCA powder coating paint through seven tank process as per dimensions and clearance of energy meter with display window during closed condition.

Total impact of GST for the purpose of CTC

MAZUMDER ELECTRICAL (BID ID -1143117)

SABIR CONSTRUCTION (BID ID -1143120)