PROVN OF 63 KVA TRANSFORMER AT CAMP PI AT MANDIWALA UNDER GE SOUTH AKHNOOR

Amount

Excavation in trenches n.exc. 1.5 mtr wide and n.exc 1.5 mtr deep for foundations of poles/stays/cable etc not exc 10 Sqm area on plan and getting out in any type of soil, complete all as specified and directed.

All as per item No. 1 here-in before but depth exceeding 1.5 mtr and not exceeding 3 mtr, complete all as specified and directed.

Returning filling in incl spreading leveling watering and well ramming in layers n.exc 25cm thickness in any type of soil, complete all the specified and directed.

Removing surplus soil to a distance not exc. 50 mtr and depositing where directed at a level n.exc. 1.5 mtr above the starting point, complete all as specified and directed.

Supply and erecting, in truly vertical position prestressed concrete pole 11 Mtr long of cross section 152mm x 152 mm at top and 152mm x 260mm at bottom class 9 complying with requirement of IS-1678-1978 including painting of poles with two coats of synthetic enamel paint over a coat of primer, black and white strips 30 cm wide each (5 Nos) upto 1.5 meter high from coping including numbering of poles as directed (Note - PCC, earth work and MS work in cross arms etc shall be measured and paid for separately).

PCC (1:4:8) type D-2 using 40mm graded stone aggregates as in foundation and sides of poles & PCC blocks etc including necessary form work, complete all as specified and directed.

PCC (1:3:6) type C-1 using 20mm graded stone aggregates as in stay and coping of poles including necessary form work and fair finish to exposed surface without using extra cement, complete all as specified and directed.

S & F GI tubing 80 mm bore light grade with all fittings, laid in trenches/ fixed to pole for protection, complete all as specified and as directed.

PCC (1:2:4) type B-1 using 20mm graded stone aggregates as in stay and coping of poles including necessary form work and fair finish to exposed surface without using extra cement, complete all as specified and directed.

Supply and fixing HT lightning arrestor metal oxide type (gas less) heavy duty single pole suitable for rated system voltage of 12 KV and working rated arrester voltage of 9 KV with normal discharge current of 10 KA all as per IEC 99.4 effectively earthed, complete all as specified and directed. Note :- Test certificate for LA shall be suppied, without which no payment shall be admissible.

S & F Anti Climbing Device spring type fabricated out of MS Bar (round square and flat) including nut, bolts and washers and welding in two havles made to shape to suit the cross section of the pole, complete all as specified and directed.

S & F Danger notice plate for HT pole of size 20cm x 25cm of 1.6 mm thick mild steel sheet vitreous enamelled white with letters, figure and conventional skull and bones "DANGER" written in English and Punjabi, Hindi in signal red colour and fixed with MS clamps made out of 25mm x 3mm MS flat iron bolts, nuts complete including two coats of aluminium paint over a coat of red oxide primer, complete all as specified and directed.

Supply & install air break gang operated switch out door type HT 11 KV triple poles 200 Amp with fixed contacts of Phosphorous bronze and moving contacts of copper with mechanically operating from ground level vertical mounted complete with HT insulator on mild steel frame operating rod made out of 25mm GI pipe medium grade with 15 insulators with Drop out Fuse, locking arrangement with lock and nuts, bolts, washers etc of required size with drop out expulsion type fuse of capacity 200 Amps to suit the load at site including two coats of aluminium paint over a coat of red oxide primer over MS work and making connection complete all as specified and directed. Note :- Clamps and cross arms shall be measured and paid for separately.

S & F cross arm, bracings, support, clamp and back plates fabricated from structural steel section including nut bolt, washers, welding, bending cold or hot drilling holes for bolts in any shape or size as indicated or directed including two coat of aluminum paint (under and finishing coat) over a coat of red oxide primer complete all as specified. (Note-Unexposed surfaces shall be given on coat of primer only. While computing the weight the weight of painting shall not be added.)

S & F Disc type insulator, porcelain / Polymer, vitreous 145mm high and 255mm dia ball and socket type, white, brown or green single assembly for tension with tension clamps for conductors working pressure 11000 /33000 volts grade, complete all as specified and directed.

S & F over head, aluminium conductor, steel reinforced, of any type at any height of poles including proper binding with existing insulators, complete all as specified and as directed by Engineer-In-Charge.

S & F XLPE cable insulated, armoured, heavy duty electric cable with aluminium conductor,11000 volts grade, cross-sectional area 95 Sqmm 3 core, complete all as specified and directed. (Note : Excavation, returning and removal shall be measured and paid separately).

Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick burried directly in ground vertically to a depth not less than 3 meter below ground level with top edge of the earth plate at a depth not less than 2.25 mtr below ground level earth plate surrounded from all sides by 15cm thick packed layer of charcoal dust and common salt filling in alternate layers, all around top and bottom and electrode connection by using GI strip 32mm x 6mm (upto the body of equipment) by means of bolts, nuts, check nuts and washers made of galvanised iron and thimbles. GI pipe 20mm bore light grade for watering with funnel and wire mesh including medium grade GI Pipe 40mm bore protection and 40 mm GI pipe light grade for protection of strip. PCC chamber in cement concrete 1:3:6 type C-2 and RCC pit cover in (1:2:4) type B-1 using 20 mm stone aggregate complete all as shown in Electrical Plate No.3 of MES Standard Schedule of Rates (Part-I) of 2009 complete all as specified and testing on completion i) The unit rate shall include for protection pipe, GI water pipe, wire mesh, funnel, excavation. RCC pit cover, test point, 32mm GI strip from top of earth plate upto 5M above ground level and if GI protection is less than 5 meter, no price adjustment shall be made. ii) If the testing result of earthing work is not been found satisfactorily then the contractor shall do another earthing work at his own cost and nothing shall be permissible on this account. iii) Earthing work will be carried out in presence of MES representative.

Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick burried directly in ground vertically to a depth not less than 3 meter below ground level with top edge of the earth plate at a depth not less than 2.25 mtr below ground level earth plate surrounded from all sides by 15cm thick packed layer of charcoal dust and common salt filling in alternate layers, all around top and bottom and electrode connection by using GI Wire 4 Sqmm (upto the body of equipment) by means of bolts, nuts, check nuts and washers made of galvanised iron and thimbles. GI pipe 20mm bore light grade for watering with funnel and wire mesh including medium grade GI Pipe 40mm bore protection and 40 mm GI pipe light grade for protection of strip. PCC chamber in cement concrete 1:3:6 type C-2 and RCC pit cover in in (1:2:4) type B-1 using 20 mm stone aggregatecomplete all as shown in Electrical Plate No.3 of MES Standard Schedule of Rates (Part-I) of 2009 complete all as specified and testing on completion. i) The unit rate shall include for protection pipe, GI water pipe, wire mesh, funnel, excavation. RCC pit cover, test point, 32mm GI strip from top of earth plate upto 5M above ground level and if GI protection is less than 5 meter, no price adjustment shall be made. ii) If the testing result of earthing work is not been found satisfactorily then the contractor shall do another earthing work at his own cost and nothing shall be permissible on this account. iii) Earthing work will be carried out in presence of MES representative.

M&L Electrical Panel Board factory made,indoor cubical type,dust and vermin proof 415 V,3 phase ,4 wire with common TPN copper bus bar 300 Amps 4 Nos, front openable with locking arrangement made of CRCA / MS sheet of thickness not less than 2 mm, size (1200x450x1500)mm or as directed, mounted on angle iron frame 50x50x6mm, grouted 1.20m below GL in PCC (1:3:6) type C-2 using 40 mm stone aggregates duly painting with powder interred coated, testing and commissioning and consisting with following :- Incoming (i) Supply and fix 4 Pole MCCB 125 Amp ,50Hz, 415 V with rupturing capacity 25 KA-01 Nos (ii) R Y B indication lamps LED type- 1 set (iii) AC Three phase static energy meter of accuracy class 1.0 ,3 X 240 V ,50 Hz with Backlit LCD display of rating 10 - 60 A (measures and displays KWH ,V, Current I, KW, pf last month history of KWH, MD in KW) with special features like TOD, temper logging, optical communication port display in absence of power with transparent hinge type box-01 Nos (iv) Supply and fix capacitor metalized poly propylene heavy duty (MPP-H) for 3 phase ,440 V, 50 Hz System for permissible non- linear load 15% of 20 KVAR capacity Outgoing :- (i) Supply and fix 4 Pole MCCB 63 Amp ,50Hz, 415 V with rupturing capacity 25 KA-04 Nos (ii) Supply and fix MCB of 2 pole , 20 Amp rating with sensitivity of 30 mA suitable for 240 Volts-02 Nos (iii) Change Over Switch of 100 Amps with center Handle

S & F in replacement Cable jointing kit for 11 KV (Earthed) grade cable for outdoor type termination heat shrinkable joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm, complete all as specified and directed. Make: Denson/ M Seal/ Raychem

XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 50 Sqmm, 3.5 core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed.

XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 70 Sqmm, 3.5 core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed.

Sub class ‘B’ bricks, modular size, brick covering laid dry, flat, transversally along the length of cable on sand cushioning for mechanical protection of cable, with width equal to the length of the brick, complete all as specified and directed by Engineer-In-Charge.

Sand cushioning to protection of underground cables, laid 8 Cm before laying and 15 Cm after laying of cable, and punned to form an overall layer of 18 Cm thick, complete all as specified and directed by Engineer-In-Charge. Note: Punned thickness shall be measured.

Construction of brick masonry platform in CM (1:4) (3 x 2.5 x1.2) mtr with XPM fencing with weight not less than 4Kgs/Sqm and angle iron (50 x 50 x 6 ) mm for support gate with locking arrangement. PCC floor type B-1 (1:2:4) 100mm thick over hard core 75 mm thick of broken stone boulders including excavation and earth work, platform white washing, painting of fencing and frame work, complete all as specified and directed.

Supply, installation, commissioning and testing of transformer step down Copper Wound, 5 Star ,outdoor type 11/0.433 KV complete with standard fittings / accessories gauges and first fill of oil of capacity 63 KVA with tapping on HT side to vary the secondary voltage complete with electrical connections on HT & LT side including all the accessories/fittings as mentioned and confirming to IS-1180 or latest, duly installed on PCC platform . The transformers shall conform to the following specific parameters : 1 System voltage (max.) -12 kV 2 Rated voltage HV -11 kV 3. Rated voltage LV- 433 - 250 V* 4. Frequency- 50 Hz +/- 5%* 5 No. of Phases- Three 6 Connection HV -Delta 7 Connection LV- Star (Neutral Star (Neutralbrought out) 8. Vector group- Dyn-11 9. Type of cooling- ONAN 10. Sound should be as per NEMA standard Note : (a) Factory Testing :- Manufacturer of transformer should have inhousing facility and the same shall be conducted prior to dispatch from factory. As soon as transformer is ready in factory contractor will intimate in writing to GE and the Accepting Officer. Accepting officer will depute a rep for conducting a test at factory. All the tests in the factory shall be conducted in the presence of department rep, contractor and the factory representative. The satisfactory test result shall be signed by all the concerned and the same shall be dispatched along with the transformer (i) Impulsive test (ii) Temperature rise test at tall top position. Routine test : Routine test shall be conducted on all transformers by the manufacturer as per IS-2026. In addition transformer tank shall also be tested against leakage and vacuum test in factory. (b) . The cost of pre-commissioning test, carried out by EI nominated by Accepting Officer is included in the quoted rates. The necessary arrangement for pre-commissioning test shall be arranged by contractor and cost shall be incl in rates quoted by contractor. (c). Neccessay completion will issued after the successful inspection by the EI. Make : AE, ITE, ABB, Electric Field

M/S SHREE KRISHANA ENERPRISES

Usha Engineering Co.

MONA GENERATOR SEVICES PVT. LTD.