REPAIR/MAINT OF TRANSFORMER HV/LV SIDE, HT CABLE AND CONNECTED ASSESSORIES AT TECH AREA UNDER GE (AF) TUGHLAKABAD

Amount

S&F Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold 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. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm to 300 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold 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. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm to 300 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold 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. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

S&F Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm to 400 sqmm complete all as specified and directed. Make- Denson/Reychom/M Seal

Dehydration and filtration of the existing transformer/servo voltage stablizer oil by Dehydration plant to achieve di-electric strength of 50 KV at the gap of 2mm for 3 minutes complete all as specified and directed by Engineer-in-charge.(Dehydration plant shall be brought at site by the Contractor) and shall also include the following provisions :- a) Testing of transformer /servo voltage stablizer oil before & after dehydration shall be carried out as directed. b) The Unit of Payment under this item shall be per liter of oil meant for all processes to the entire completion of jobs. (c) Contractor will maintain a register of dehydration and filtration of each and every eqpt as per format given by Engr-in-charge and submit the same to Engr-in-charge.

Supply and filling transformer oil for topping up or replacement in different existing transformers outdoor/indoors type of any capacity located and installed with BDV not less than 50KV at different places and different height complete all as specified and as directed by the Engineer-In-Charge. Note: - Transformer Oil:- The entire quantity of transformer oil shall be procured in one go. The complete material shall be brought at site and then as per requirement oil should be shifted to site. The Purchase VRs of transfer oil will be verified by AGE personally and certificate for the supply of genuine transformer oil shall be kept on record. Cost of this aspect deemed to be included in the quoted rate. Sealed container to be brought on site.

Supply and replacement of dehydrating agents (Silca gel) in transformers of capacity upto 1000KVA transformer outdoor/indoor type complete all as specified and as directed by the Engineer-In-Charge.

M&L for dismantling of transformer 11/0.433 KV at approved workshop and taking out defective core and replacement of HT/LT copper winding with super enamelled copper wire of original size and including necessary cotton insulating tape, saperator,nut bolts of suitable size and dehydration of transformer oil and topping up of deficient transformer oil and replacement of defective parts like bushing, tap changers, gaskets etc( copper winding wire , transformer oil and other accessries will be measured and paid saperately in respective items) but cost of saperator, insulating cotton tape and nut, bolt are included in item rate complete all as specified and directed. Note:- (i) Transformer will be repaired from approved manufacturer (ii) Transformer will be repaired after prior approval of GE

(a) Transformer upto 250 KVA capacity

(b) Transformer 300 to 1000 KVA capacity

Supply & fix in replacement of old burn out winding in transformer with super enamelled copper conductor of standard gauge as original including varnish complete all as specified and directed by Engr-in-charge.

Supply and replacement of LT bushing (Brass stud and bolts with porcelian insulator) suitable size to fixed the transformer capacity range 60 to 400 KVA including replacement of gasket , cable glands, etc to make the transformer leak proof complete all as specified and as directed by Engr-in-charge

All as per item ser No 15 above but suitable for 500 KVA to 1000 KVA transformer

Supply only ceramic bushing and Gasket on LT side of transformer of following capacities complete all as specified and directed :-

(a) 60 KVA to 400 KVA

(b) 500 to 1000 KVA

All as per item No 17 above, but on HT side of transformer of following capacites complete all as specified and directed :-

(a) 60 KVA to 400 KVA

(b) 500 to 1000 KVA

Painting of transformer without dismantling after cleaning the body surface of transformer by rubbing with emery Paper to remove oil stains, dust etc and applying two coat of approved ISI marked water proof synthetic enamel paint by mechanical spray painting including writing of MES/SM number and capacity of transformer (Size of letter as per standard engineering practice and approved by GE) of following capacity complete all as specified and directed by Engr-in-Charge

(a) 60 KVA to 400 KVA

(b) 500 to 1000 KVA

Material and labour for replacement of worn out off load tap changer set and connecting with existing windig to match the ratio of tap position all as per existing sample suitable for transformers of capacity 100 to 400 KVA all as specified and directed by Engineer-in-Charge.

Material and labour for oil temperature gauge suitable for transformers all as per existing shape and size for any make and model transformers all as specified and directed incl taking out old gauge all as specified and directed by Engineer-in-Charge.

M&L for defect locating on HT 11 KV cable laid in trenches by locating fault with the help of electronic fault locating machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator etc.including and additional excavation in normal alluvial strata required for exposing the cable fault removal of deteriorated portion of cable treating of cable and keeping the same ready for jointing work for cable of size up to 185 Sq mm 3 core. The fault locating equipments will be brought to site within an hours of instruction from Engineer-in-Charge.

Excavation in trenches soft/loose soil not exceeding 1.5 mtr wide in not exceeding 1.5mtr in depth for foundation etc or for shaft well, cesspits, manholes, fire hole etc n.exc 10sqmm on plan and not exceeding 1.5mtr in depth and getting out complete all as specified and as directed by the Engineer-In-Charge

Returning filling in including spreading, leveling, watering and well ramming in layers not exceeding 25cm complete all as specified and as directed by the Engineer-In-Charge

Removing excavated material not exceeding 50mtr and depositing where directed at a level not exceeding 1.5mtr above the starting point complete all as specified and as directed by the Engineer-In-Charge

M&L for sand cushioning (dry sand) to underground cable for cable protection laid in trenches / in existing cable ducts complete all as specified and as directed by the Engineer-In-Charge. Note: For payment point of view, compacted thickness of sand shall be measured.

M&L for brick, subclass 'B' well burnt, laid dry flat in trenches for protection of cable over LT cable, complete all as specified and as directed by the Engineer-In-Charge

M&L in replacement of cable XLPE insulated screened PVC bedded, galvanized steel wire armored, electric power cables (heavy duty) 11000 volts grade with stranded aluminium conductor of following sizes complete all as specified and directed by the Engineer-in-Charge.

185 sqmm 3 core

150 sqmm 3 core

M&L for cutting of Hardstanding/road by mannual method upto150mm deep for inserting GI pipe for cable protection complete including ready mix concreate and making good distrubed surface complete all as specified and as directed by Engr-in-Charge.

M & L for galvanised Pipe of dia 100 mm, 'light grade' with all fitting,laid in trenches for passing of cable etc. all as specified and directed by Engr-in-charge.

Supply & Fixing in replacement of ISI marked digital volt meter flush mounted class - 1.0, range upto 11 KV, size 96 X 96 Sq mm complete all as specified and as directed

S&F in replacement of ISI marked digital Amps meter mounted flush mounted class - 1.0, range 0-50 Amp, size 96 X 96 Sq mm complete all as specified and as directed

S&F in replacement of ISI marked RYB indicator LED type capacity complete all as specified and as directed

Supply and instalation ,testing & commissioning with HT panel phase indoor resin cast 11 KV CT of ranging 150/5A as per each feeder required class 150/5P10, 15 VA burden 15 VA-15VA including conecting and testing complete all as specified and directed by Engg- in- charge.

M&L for earthing complete with galvanized mild steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 Mtr below ground level) with top edge of earth plate not less than 1.5 Mtrs below ground level connected to GI strip 32x6mm as earth lead by means of nuts, bolts, thimbles, chuck nuts, washers of GI or steel, including PCC (concrete chamber) shall be PCC 1:3:6 type C-1 using 20mm graded stone aggregate, with fair finish internal surface of concrete chamber shall be given 15mm thick plaster in CM 1:4, funnel with wire gauge mesh, 80 mm thick RCC pit cover 320 mm x 320 mm of RCC 1:2:4 type B-1 using 20 mm graded stone aggregate reinforced with ms bar 10 mm dia and charcoal dust and common salt all as shown in electrical plate No 3 of MES SSR Part-I (2009) and specified including provision of GI strip protected by 40 mm dia light grade pipe and watering pipe shall be 20mm bore light grade, and including all excavation and earth work & connecting the earthing to an earthing test point complete all as specified & directed by Engr-in-Charge.

M & L for excavation by trench less boaring technology for holes under road pavement, hardstanding using ultra sound technique and engaging necessary machine including HDPE pipe ISI marked of dia 100 mm suitable for .4 Mpa working pressure complete all as specified and directed by Eng-in-charge. Note: HDPE pipe and marking good the disturbed surface is deemed to be included in rate quoted by contractor).

Supplying and laying ISI marked synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652-2006, suitable for electrical shock safety of sizes 2 x 1m complete all as specified and as directed .

S&F Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm size complete all as specified and as directed

Schedule of Credit as per statement attached in Tender documents

M/S Delhi Engineering Co.

Shiv Enterprises

BLUE HILL ELECTRICAL AND ELECTRONICS