PROVN OF 250 KVA TRANSFORMER WITH ALLIED SERVICES AND UPGRADATION OF LT LINE FOR EME BN AT DIPATOLI

Amount

Supplying, installing, connecting, testing & commissioning mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 250 kVA rating, non sealed type, 50 Hz rated frequency, 11 KV high voltage and 415 V low voltage nominal system voltage, 11000 V/ 433-250 V no-load voltage ratio, connection (vector) symbol Dyn11, 30⁰ positive phase displacement, off circuit tap changing arrangement for voltage variations of +5% to -10% in steps of 2.5% for variation of HV, minimum energy efficiency level-2, 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1) : 2014 including amendment upto and including amendment No. 4 dated 01 Oct 2021 complete with all fittings, accessories and item complete all as specified and directed. Note : The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available.

M&L for GI Earthing complete with GI earth plate electrode 60cm x 60cm x 6 mm buried directly in ground verticvally to size of earth pit not less than 0.90x 0.90 x 2.25 mtr below ground level with top edge of the plate at a depth not less than 1.5 mtr below ground level, earth plate connected to galvanised earth strip of size 32 x 6 mm, 7.5 mtr long (Min) by means of brazing nuts, bolts, check nuts & washers, testing of completion (drawn in earth strip protection pipe light gade GI of size 40 mm dia) by means brazing at both edges with vertical plane of electrode all as shown in plate No 3 of SSR Part-I filling with charcoal dust and common salt, including necessary excavation and earth work in any type of soil ,perforated watering pipeof size 15 mm dia, funnel with wire mesh, earth strip protection pipe light grade PCC chamber (1:3:6) type C1 (for even finish on both the faces) and RCC cover (1:2:4) Type B1,450 x450 x50 mm thick with 6 mm dia CTD bars 150 mm c/c with 2 Nos of handles of 10 mm dia steel rod all as specified and directed and testing on completion and connected to equipment with lugs and screw nuts etc all as specified and directed by EIC Note : (i) 7.5 RM GI earth wire deemed to be included in quoted rates beyond 7.5 RM wire shall be measured and paid separately. (ii) Earth resistance of earth pit should be not more than 02 Ohms on testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost. (iii) Rate quoted by the tenderer is deemed to included salt & Charcoal upto & above 450 mm (Min) top of GI Plate.

S&F GI earth strip (32x6) mm strip with and including necessary clamps, nut bolts laid in ground complete all as specified and directed.

Supply fixing and fabricating tray holding cross arms FI clamps support U clamps strips and back plates fabrication from structural steel section incl nut bolts washer bars etc of required size and thickness for supporting of cable tray by welding incl bending or welding cold or hot, drilling holes for bolt in any shape or size indicated or included of one coat primer coat under one finishing coat of black paint complete to support the cables complete all as specified and directed

S&F connect lightening arrestor non linear, pole type MCOV 11 KV discharge capacity 65 KA, with all fittings suitable for 11 KV electric working pressure including strap, bolts, nuts and washers etc complete all as specified and directed.

Supply, laying and testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade of size 3 core 95 mm, complete all as specified and directed

Material & Labour cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm, complete all as specified and directed

Material & Labour cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm complete all as specified and directed.

M&L Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-55 (11.00 Meters long) rate include necessary excavation, earth work & PCC work complete all as specified and directed.

S&F air break switch (GOD) vertical/horizontal, double break type triple pole mechanically operated mounted on double insulartors and steel frame with operating mechanism linked with ground level operating GI rod 25mm dia medium grade. GOD suitable for current rating upto 400 amps and suitable for HT 11 KV including connecting complete with locking arrangement complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 240 sq mm 3.5 core, complete all as specified and directed

Supply, installation, testing and commissioning of new out door type LT feeder pillar box complete with 4 Nos heat shrinkable insulated copper bus bars of 800 Amp rating including all connections with busbar strip. Incoming : (i) MCCB four pole 415 volts, 50 Hz, 500 Amps, breaking capacity 50 KA with adjustable thermal & adjustable magnatic protection release = 01 No (ii) Phase indicator lamp RBY complete with copper control wiring = 02 set of three, (iii) Panel mounted multifunctional digital meter 3 lines LCD display in 96x96 Sqmm flush mounted case accuracy class-I. complete with all accessories including 3 Nos 200/5A CT for each phase. Outgoing :- (i) MCCB FP 415 volts, 160 Amps, breaking capacity 16 KA with adjustable thermal adjustable magnetic protection release = 06 Nos.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 sq mm 3.5 core, complete all as specified and directed

Supply, laying and testing cable XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sq mm 4 core, complete all as specified and directed

Excavation in trenches not exc. 1.5 m wide and not exec 1.5 mtr in deep for foundation etc or for shafts, wells, cesspits, mainholes, pierholes etc in any type of soil for foundation and getting out and levelling of bottom surface to required level complete all as specified and directed

Excavation in trenches not exceeding 1.5 mtr wide and depth beyond the first 1.5 mtr for foundation ect. Or for shafts, well, cesspits, mainholes ect. In any type of soil for foundation and getting out and levelling of bottom surface to required level complete all as specified and directed

Material and labour for river washed and screened, dry sand for filling in trenches/sub stations below and around underground cables for cushioning of cables etc complete all as specified and directed

Returning filling including leveling, watering and well ramming soil in layers not exceeding 1.5 m above the starting level, complete all as specified and directed

Removing the excavated materials not exceeding 50 m and depositing where directed at level not exceeding 1.5 m above the starting level, complete all as specified and directed

Supplying and laying unreinforced precast cement concrete cable covers, Class HV, Type-1, Flat, size 300 mm x 180 mm x 40 mm in trenches for cable protection, embossed with "HT ELECTRIC" on the top surface complete all as specified and directed

Supplying and laying unreinforced precast cement concrete cable covers, Class LV, Type-1, Flat, size 250 mm x 150 mm x 40 mm in trenches for cable protection, embossed with "LT ELECTRIC" on the top surface complete all as specified and directed

S&F Cable route indicator / Marker made up of PCC Block in cement mortar (1:3:6) (20 mm graded aggregrate) of size 900 x 300x 100 mm thick with "DANGER / 11 KV CABLE /MES or DANGER/ 11 KV HT JOINT/ MES" embossing on cable route Indicator / Marker including painting as per approved colour and buried in ground 45 Cms including necessary earth work (as required/ ordered at site) complete all as specified and directed.

S&F Cable route indicator / Marker made up of PCC Block in cement mortar (1:3:6) (20 mm graded aggregrate) of size 900 x 300x 100 mm thick with "DANGER LT CABLE " embossing on cable route Indicator / Marker including painting as per approved colour and buried in ground 45 Cms including necessary earth work (as required/ ordered at site) complete all as specified and directed.

M&L for trenchless boring under road crossing/foot paths etc complete all as specified and directed.

Supply and laying in replacement of GI pipe 80 mm bore, Light grade (for cable protection) ISI marked complete all as specified and directed.

M&L Cement Concrete PCC (1:4:8) (40 mm graded aggregate), type D2 as concrete in foundation of Poles and filling and mass concrete etc, including formwork (as if required), complete all as specified and directed.

M&L Cement Concrete PCC (1:3:6) (20 mm graded aggregate) as in coping of pole etc including form work & finishing the surfaces even & smooth with out using extra cement complete all as specified and directed

M&L Danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white,with letters, figures and conventional skulll and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size for HT, 25 x 20 cm complete all as specified and directed.

M/S SAPPHIRE BLU INFRA

M/S SHRI SHYAM BUILDERS

MONA GENERATOR SEVICES PVT. LTD.

M/s Raj Aryan Construction

Raj Construction

Associated Engineers

Excel Enterprises