REPAIR AND MAINTENANCE OF STREET LIGHT, CABLE, MCCB, PANELS AT KOTA RAIPUR MIL STN UNDER AGE (I) NAYA RAIPUR

Amount

Removing the top cover of transformer by removing nuts & bolts ,disconnecting the electrical connection, taking out the core / winding coils out of the tank, cleaning the tank and cleaning out the dust particles, refitting the core in the tank after necessary repairs (repair shall be measured and paid separately) and heat treatment, connecting all the electrical connections, refitting the top cover and other accessories and making the transformer absolutely leak proof, pouring in the insulating oil in the transformer; hoisting placing in position and securing properly the transformer of capacity 100 KVA complete all as specified and as directed.

Taking down and Supply and fixingHT bushing assembly including studs, nuts, washers, insulators etc suitable for indoor/out door transformer of capacity100 KVAall as specified and directed

Taking down and Supply and fixing LT bushing assembly including studs, nuts, washers, insulators etc suitable for indoor/out door transformer of capacity 50 to 100 KVA.all as specified and directed

Taking down and Supply and fix cork sheet gasket for transformer of different capacities.50 to 100 KVAall as specified and directed

Taking down and Supply and fixing silica gel breather assembly of capacity 250 gms duly charged with silical gel suitable for 11/0.433 KV transformer confirming to IS specifications all as specified and directed

Filtration heating and dehydrating of drained out transformer oil to achieve dielectric strength not less than 40 KV(V.M.S) at 4mm gap complete all as specified and directed

Supply heating and filling of transformer oil EHV grade having dielectric strength not less than 40 KV (RMS) of 4mm gap low viscosity in transformer, confirming to IS -335 of 1983 all as directed

Excavation in trenches in any type of soil, n. exc. 1.5m wide and n. exc. 1.5m deep and getting out for laying of cables/pipes etc including forming bottom surfaces to the required level/slope complete, all as specified and directed

Returning filling in, including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick in any type of soil complete, all as specified and directed by engr-in-charge

Removal of surplus excavated soil to a distance n. exc. 50 m and depositing where directed at a level n. exc. 1.5 m above starting point complete,all as specified and directed

Supply and spreading clean and dry fine sand free from sharp material (unwashed) laying in trenches around the cable for cushioning complete, all as specified and directed

M & L brick protection cover over cable of “Sub class 'B' laid dry over cable (length of brick shall be laid across the length of cable) complete, all as specified and directed by engr-in-charge

Attending the complaints of external electrical in R/O no light in complete bldg complete and area due to any reason/defects (ie fault in cable , LT panel GOD switch ,over head line acb, apfc panel etc ) and restored the electric supply to the entire satisfaction of the department by rectification of fault in cable /panel /transformer /GOD /over head line including minor repaier i,e jointing of cables replecment of lugs ,pvc insulations , binding wire etc allas specified &directed

Taking down unserviceable / burnt out MCCBs from existing LT Panel board duly disconnected all electrical connection & Supply and fixing MCCB 160 Amps, FP 415 V, 35 KA, with thermal and magnetic setting , incl necessary cable connection complete, all as specified and directed by engr-in-charge

Taking down unserviceable / burnt out MCCBs from existing LT Panel board duly disconnected all electrical connection & Supply and fixing MCCB 3 pole, 415V, fixed type, 25 to 100 Amps with breaking capacity 14 KA all as specified and directed by engr-in-charge

Taking down unserviceable / burnt out MCCBs from existing LT Panel board duly disconnected all electrical connection & Supply and fixing MCCB 4 Pole, 415V, Adjustable type, 160 Amps with breaking capacity 36 KA all as specified and directed by engr-in-charge

Material and labour for painting of transformer indoor/out door type with smoke gray colour synthetic enamel paint one coat over the existing paint after cleaning and removing the durt and durt and cleaning with sand paper complete including writting SM Nos and MES No on transformer body with letters 100 mm high with white synthetic enamelled paint complete for transformer of capacity 100 KVA all as specified and as directed by Engr-in-charge

M&L for disconnecting existing HT/LT connection from transformer and drain out oil up to working level for replacement of Low tension bushing insulator with stud, nut bolts and gasket etc including opening the transformer and refixing including changing cover gasket, making good connections and testing all as specified and directed for the transformer of capacity 100 KVA.Note : - (i) Item rates deemed to include for proper storage or drained transformer oil and refilling.

M&L in repair for maintenance of transformers 11KV/433 volts by disconnecting existing HT/LT connection drain out oil up to working lavel all as specified, checking and correcting the distortion and looseness of the winding on the core, checking and correcting the slackness of the core and tightening nuts, bolts, tightning neutral of the transformer from inside refilling in transformer, positioning core properly including testing for insulation resistance after completion of the job for transformers of capacity up to 100 KVA. Note: - (i) Item rates deemed to include for proper storage of transformer oil during the work and dehydration and testing for dielctric strength before refilling. (ii) Item shall be operated before complete filtration and dehydration of transformer oil.

Taking down and M&L for removing the damaged HT/LT coil from core carefully & rewinding of HT/LT coil with same gauge of exsisting coil with similar class of exsisting insulation all as specified & directed by Engr-in-charge capacity 100 KVA transformerall as specified and directed

M&L for Earthing with Galvanised Iron Earth Plate Electrode 600X600X6mm size buried directly in Ground vertically at a depth not less than 2.25 METRE below Ground Level with the Top Edge of Earth Plate at a depth not less than 1.50 METRE below Ground Level connected to GI Strip 20X3.0mm as Earth Lead by means of Bolts, Nuts, Check Nuts and Washers of Galvanised Steel, Earth Plate Electrode surrounded by a packed thickness of Char Coal or Coke Dust mixed with Common Salt in alternate layers not exc. 150mm thick, Aluminium Strip protected with and including Galvanised Iron Pipe 40mm Bore (dia) Light Grade, upto 1.0 METRE above the Floor Level of the Building where Main Switch/DB situated including PCC Pit in Cement Concrete 1:3:6 (20mm Graded Stone Agg-regate) and RCC Cover of size 540X540X50mm in RCC 1:2:4 (20mm Graded Stone Aggregate) rein-forced with and including 8.0mm dia TMT Bars @ 100mm centre to centre both ways, Galvanised Iron Wire Mesh, Funnel, Galvanised Iron Watering Pipe 20mm Bore (dia) Medium Grade, necessary Excavation in Soft/ Loose Soil, returning, filling in and removal of surplus Spoil upto a distance of 50.00 METRE and all as shown in Electrical Plate No. 3 of MES Schedule Part-I and Testing on completion including Taking down Unserviceable Earthing, complete all as specified and as directed.

Dismantling Danger notice plate of any type all as specified and directed by engr-in-charge

M & L Painting of pole11 kv mounted line of /HT/two pole structure and 04 pole structrue with aluminium paint two coats on steel poles on over a coat of red oxide 33 KV structure./11 KVall as specified and directed by engr-in-charge

M & L Stay Assembly complete with Accessories as show in Electrical Plate No. 1 of MES Schedule Part-I, diameter of Stay Rod 20mm, size of Plate 300X300 X6mm including 7/4.00mm Galvanised Stay Strand One Loop type Insulator, Vitreous Porcelain, White Brown or Green, Large size with Overall dimensions 90X140mm Clearance of Hole 25.5mm dia, complete all as specified and directed

M&L for pin insulator Pin Insulator 150mm Height, 150mm dia for 11000 Volt Grade, complete all as specified and directed

M & L Danger notice plate of 1.6 mm thick mild steel sheet vitreous white ,with letters ,figures and fixed with ms clamps bolts and nuts of size approved size for HT 11000 of size 25cmx20cm confirming to IS-2531.all as specified and directed

Sppply & Laying XLPE insulated, armoured, electric cable 50 sqmm 3.5 core with aluminium conductor, 1100 volts grade, laid in trenches, fixed on poles / walls or passing through pipes including provision of necessary lugs and glands & making necessary connection complete all as specified and directed, by engr-in-charge Make: Polycab/Havells/Gloster

Taking out carefully existing unserviceable LT cable from pole, panels and trenches any size any capacity and removing connection from existing switch board/ over head line etc complete all as specified and directed by engr-in charge.

Taking Down Old U/S Junction Box and Supply And Fix new PVC cable junction box IP 65 with Plain Walls

M & L Lightning arresters (set of three) expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp of 11000V grade all as specified and directed by engineer in charge

M&L in repair for LED street light fitting made out of pressure dia cast aluminium, with IP-66 or IP-65 protection including LED lamps suitable for 45 watts, 240 volts, AC, 50 Hz intergral LED street light luminaire comprising of epoxy powder coated enclosed with glass in frame 40 watt BSLST 45 LED mounted on MCPCB complete acessories all as specified and as directed by Engr-in-Charge Make: Wipro/ PHILIPS /Crompton/Bajaj

Taking down and Refixing of serviceable steet light fitting with rectified the same with minor repair as change of connection wire remove carbon and making new connection and hanging at specified place as pole/building/minor all as directed and specified by engr-in-charge

Total contract sum shall be calculated after deduction of schedule of credit amount of Rs. 10,900.00

FIRST SOLAR