PROVN OF SERVO VOLTAGE REGULATOR (SVR) and MISC E/M WORKS FOR GES AND IRON BARS, GRILLS AND DUCTS AT CERTAIN LOCATION AT AF STN LAITKOR PEAK

Amount

Excavating in trenches not exc 1.50 mtr wide and not exc 1.50 mtr in depth for taking out/laying of under ground cable, pole or stay and getting out in soft/loose soil, complete all as specified and as directed.

Returning filling in soft/loose soil, including, spreading, levelling, watering and well ramming in layers not exc. 25 cm complete all as specified and directed. NOTE : The top of filled trench shall be made proud by using the excavated soil to cater for subsequent settlement of soil.

Removing excavated materials (soils) not exc 50.00mtr and depositing where directed at a level not exc 1.50 mtr above the starting point in soil, complete all as specified and as directed.

Supply and filling for dry sand in cable protection trenches before and after the cables are laid, for sand cushioning to cables complete all as specified and directed. NOTE : thickness after punning of sand shall be (minimum as specified in SSR) measured and paid in this item.

Supplying and laying un-reinforced precast concrete cable cover, class HVP,type 1 with peak, size 300 mm x 180 mm x 40 mm complete all as specified.

Supply and laying, connecting, testing, commissioning HT UG cable XLPE Insulated,armoured, electric power cables (heavy duty) 11 KV grade conforming to IS 7098 with aluminium conductor multi-strand of cross-sectional area 95 Sqmm 3.0 Core laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc complete all as directed by Engr-In-Charge. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ Gloster (ISI Marked)/ KEI (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks, GI Pipe laying shall be measured and paid separately.

Supply and laying, connecting, testing, commissioning LT UG cable XLPE Insulated,armoured, electric power cables (heavy duty) 1100 Volts grade conforming to IS 7098 with aluminium conductor multi-strand laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc complete all as directed by Engr-In-Charge of following sizes:- Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ KEI (ISI Marked)/ Gloster (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks shall be measured and paid separately

3.5 core 300 Sqmm

3.5 core 240 Sqmm

Supply and fix for 100 mm bore tubes "light grade" galvanised with all fittings laid in trenches of complete all as specified and directed by Engineer-In-Charge. Note :- Excavation & earth work shall be measured and paid separately under respective items of this schedule. Make : Tata / Jindal Steel / Prakash/ Surya Roshni ltd

M&L PCC, type D2, (1:4:8, using 40mm graded stone aggregates) as in PCC/Road cutting /installation area and foundation of pole etc complete all as specified and as directed by Engr-in-Charge.

M&L for horizontal boring for 100mm bore GI pipe under road/pavement/hard standing at 0.9m to 1.5 m depth from top of road level and insert 100mm light grade GI for Laying XLPE UG Cable with all necessary fittings and without any damage of road/pavement/hard standing surface complete all as specified and directed. Note :- (i) Necessary earth work shall be carried out and the cost for the same shall be included in the rate quoted for this item.

Material and labour for heat shrinkable indoor type end termination jointing kit for HT 11000 Volts (Earthed) grade cable of 95 sqmm 3 core size complete with jointing material and accessories complete all as directed by Engineer-In-Charge. Make: M-Seal/ Cab-Seal/ Denson/ Raychem/ Birla 3M

Material and labour for heat shrinkable indoor type end termination jointing kit for LT 11000 Volts (Earthed) grade cable of 185 to 300 sqmm 3.5 core size complete with jointing material and accessories complete all as directed by Engineer-In-Charge. Make: M-Seal/ Cab-Seal/ Denson/ Raychem/ Birla 3M

Supply and fixing HT cable route indicator made out of standard cast iron body firmly mounted on angle iron of size 40mm x 40mm x 5mm 750mm long along HT cable trench including embedding of route indicator in PCC 1:2:4 type B-1 block of size 15cm x 15cm x 30cm deep, complete all as directed.

Supply,Install, Test and commissioning of Servo controlled Voltage Stabilizer (conforming to BIS 9815: Part I:1994 reaffirmed 2019 latest version).Three Phase , four wire (R,Y,B,N) , 50 Hz, Naturally oil colled, indoor, Unbalanced type, copper wound, metallic body duly power coated with lifting Hooks two nos, digital display type, relay free smooth and silent operation with 1 st filling of Transformer oil up to level having following specification: (a) Capacity : 200 KVA (b) Type: Suitable for unbalanced load unbalnced input. (c) Input Voltage: 360-480 V, Input frequency 50 Hz. (d) Output voltage: stabilized at 415 V, with accuracy +/- 1% (phase to phase) , 240V +/- 1%(Phase to neutral). (e) Rated frequency: 50 Hz (f) Wave form distortion : Nil (g) Response time: not to exceed 20 milli seconds. (h) Sensitivity: +/- 1% (j) Rate of correction: Not less than 6 volt/second between phase and neutral. (k) Efficiency : more than 95% (l) Type of Load: three phase, unbalanced type. (m) Metering: Digital display Voltmeter/ Ammeter with multi-functional meter. (n) Operation temperature: For indoor use upto max ambient temp + 55 degree Centigrade (o)Dimensions of tanks: As per IS (p) Class of insulation: Class F (q) Winding Temperature rise: Max 55 degree centigrade( 10 degree cent. above operating temp.) (r) Transformer oil: IS 335 marked. (s) Auto Transformer (Variac): 100 % Copper wound Electrolytic Grade. (t) Core: CRGO M4 Grade/CRNO(Cold Roll Grain Oriented)/(Cold Rolled Non-Oriented). (u) Losses: As per IS Norms. (v) Power Factor : Not less than 0.95 (w) Protection: (i) Over load Protections. (ii) Short Circuit Protections. (iii) High/Low voltage cut off (iv) By pass arrangement in case of Emergency (v) Single phase sequence change/phase fail protection. (vi) Earth fault protection. (x) Standard Fitting & Accessories e.g Marking plate, lifting lugs, CI rollers, Earthing Terminal box.

Supply and fix as in replacement synthetic insulating mat of size 1m x 2m x 2mm thick for sub station building and 11 KV switch gears ISI marked bearing IS No. 15652:2006 complete all as directed. Make:- BHEL/ Jaipuriya Brothers/ Pactil/ Rastriya Electrical/ Southern Insulators

Supply and fix ON LOAD Manual Change over switch 415 V in sheet steel enclosures 4 pole of capacity of 315 Amp Conforms to IEC 60947-3 , IS/IEC 60947-3) Suitable for horizontal as well as vertical mounting complete, all as specified and directed. Make: L & T, Type: CO3-315, Cat No. CO33150OSOO or equivalent

M & L for Earthing complete with Galvanised steel earth plate electrode 60 cm x 60 cm x 6 mm thick burried in ground (earth pit not less than 2.25 Mtr deep below normal ground level with top edge of the plate not less than 1.5 Mtrs below normal ground level, connecting to the Galvanised iron earth lead 32 x 6 mm size by means of bolts, nuts check nuts and washers of galvanised iron and 32 x 6 mm dearth lead protection by provision of GI medium grade pipe 40 mm bore including provision of concrete pit in PCC (1:2:4) type B1 using 20mm graded stone aggregate with 40mm thick cover of RCC (1:2:4) reinforced with XPM (wieght not less than 4gs/Sqm) and frame of angle iron 25mm x 25mm x 6mm with lugs 02 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20mm bore pipe for watering perforated at the bottom 1.75 meter long placed on top edge of earth plate common salt and charcoal filling test point made out of 40mm x 8 mm FI with fixing arrangements, funnel, wire mesh and earth work in hard dense soil, returning filling in and removal of surplus soil to a distance not exceeding 50 Mtrs all as per electrical Plate No.3 of SSR1991 Part I and connecting to earth test point all as specified or indicated including testing on completion complete all as specified and directed. Note :- Item of earthing includes the cost of 7.5 Mtr long galvanised iron earth 4 mm dia/32 x 6 mm GI strip and protection pipe of 40mm dia GI medium grade. Extra lengths if required shall be provided by contractor with out any extra cost. (ii) The cost of excavation, earth work is included in the quoted rate.

Material and labour for Cutting holes into or through brick walls built in cement mortar not exceeding 150 Sq CM and making good in cement mortar 1:3 or cement concrete 1:2:4 type B-1 complete all as specified and directed.

Supply and fix in repairs Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified.

Material and labour for preparation of new steel surfaces of girth or width.exc 10 Cms and applying two coat of synthetic enamel paint after priming and red oxide/Zinc Chrome complete all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm complete all as specified.

Material & Llabour for PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in foundation, filling and mass concrete complete all as specified and directed.

M/S DEEDAR ENTERPRISE (BID ID -3293611)

MAHINDER ELECTRICALS (BID ID -3294763)