PROVN OF THREE PHASE SUPPLY AT ERG BLDG AND TRANSFORMER NEAR R AND I BLDG AT CHHEOKI UNDER GE (PROJECT) ALLAHABAD.

Amount

Excavation in trenches not exc 1.5m wide and n.exc 1.5 m in depth, for foundations, laying of pipes & cable etc and not exceeding 10 square metre on plan for manholes etc and not exceeding 1.5m in depth and getting out in hard/dense soil complete all as specified.

Returning filling in with approved excavated soil including spreading, levelling, watering and well ramming in layers not exc 25cm thick complete all as specified and directed.

Removal of surplus excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

M&l for fly ash brick laid flat with width equal to the length of brick over cable for cable protection complete all as specified and directed.

M&L for sand cushioning in trenches for protection of under ground cable provided in layers of sand 8cm deep before laying the cable and 15cm deep after the cable(Punned down to 18 cm) complete all as specified and directed. (Note:- Punned thickness as 18 cm shall be measured and paid)

M&L for 80 mm dia Galvanised steel tubing light grade with all necessary fittings laid in trenches, fixed to walls, poles, under road/ floor etc for cable protection, complete all as specified and directed.

M&L for 50 mm dia Galvanised steel tubing light grade with all necessary fittings laid in trenches, fixed to walls, poles, under road/ floor etc for cable protection, complete all as specified and directed.

Supply, laying, jointing and commissioning of LT UG cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with strandard aluminium conductor laid in trenches/duct/fixed to poles/wall & laid in GI pipe under road crossing/paths/drains/culvert of size 120 Sqmm 3½ core sizes complete all as specified and directed.

Supply, laying, jointing and commissioning of LT UG cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with strandard aluminium conductor laid in trenches/duct/fixed to poles/wall & laid in GI pipe under road crossing/paths/drains/culvert of size 95 Sqmm 3½ core sizes complete all as specified and directed.

Supply, laying, jointing and commissioning of LT UG cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with strandard aluminium conductor laid in trenches/duct/fixed to poles/wall & laid in GI pipe under road crossing/paths/drains/culvert of size 70 Sqmm 3½ core sizes complete all as specified and directed.

Supply, laying, jointing and commissioning of LT UG cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with strandard aluminium conductor laid in trenches/duct/fixed to poles/wall & laid in GI pipe under road crossing/paths/drains/culvert of size 50 Sqmm 3½ core sizes complete all as specified and directed.

Supply, laying, jointing and commissioning of LT UG cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) 1100 volts grade with strandard aluminium conductor laid in trenches/duct/fixed to poles/wall & laid in GI pipe under road crossing/paths/drains/culvert of size 25 Sqmm 4 core sizes complete all as specified and directed.

S&F Aluminium Busbar Chamber 200 Amp 4 way Make:- Havells or Equivalent including provn of connecting LT XLPE cable upto 120 sqmm 3½ and FRLS copper conductor pvc insulated four core of size upto 10 sqmm complete all as specified and directed.

S&F Aluminium Busbar Chamber 100 Amp 4 way Make:- Havells or Equivalent including making necessary connection of LT XLPE cable upto 95 sqmm 3½ and FRLS copper conductor pvc insulated four core of size upto 10 sqmm complete all as specified and directed.

S&F sheet metal enclosure 04 pole IK 08 for independent of MCB mounting complete all as specified and directed. Make:- Legrand or Equivalent

S&F four pole MCB 40 Amp rating 'C' Series type complete all as specified and directed. Make:- Legrand or Equivalent

S&F four pole MCB 10 Amp rating 'C' Series type complete all as specified and directed. Make:- Legrand or Equivalent

S&F four pole MCB 20 Amp rating C Series type complete all as specified and directed. Make:- Legrand or Equivalent

S&F sheet metal enclosure with Industrial Plug & socket 63 Amp rating 3P+N+E complete with a provn of 1 TPN MCB 63 Amp rating complete all as specified and directed. Make:- Legrand or Equivalent

S&F sheet metal enclosure with Industrial Plug & socket 32 Amp rating 3P+N+E complete with a provn of 1 TPN MCB 32 Amp rating complete all as specified and directed. Make:- Legrand or Equivalent

Submain wiring with four single core 16 sqmm FRLS copper conductor, PVC insulated, multistranded, unsheathed cable ISI marked drawn in PVC conduit concealed in wall surface / ceiling for sub main connection including one run 16 sqmm FRLS PVC insulated multistranded unsheathed copper conductor used as earth wire to common earth and connection to earth dolly complete all as specified and directed. Note : Four single core 16 sqmm copper conductor, one run PVC conduit and one run 16 Sqmm as earth wire shall be considered and measured as one unit.

Submain wiring with four single core 10 sqmm FRLS copper conductor, PVC insulated, multistranded, unsheathed cable ISI marked drawn in PVC conduit concealed in wall surface / ceiling for sub main connection including one run 10 sqmm FRLS PVC insulated multistranded unsheathed copper conductor used as earth wire to common earth and connection to earth dolly complete all as specified and directed. Note : Four single core 10 sqmm copper conductor, one run PVC conduit and one run of 10 Sqmm as earth wire shall be considered and measured as one unit.

M & L for earthing complete with galvanised steel earth plate electrode 600 x 600x6mm thick directly buried in ground(earth pit not less than 2.25m deep below ground level) with top edge of the earth plate not less than 1.5m below the ground level connected to galvanised iron GI wire 4mm by means of nuts,bolts,check nuts and washer of galvanised iron at 2 points & GI pipe 15mm bore light grade for protection of earth wire and watering pipe 20mm dia light grade 2.25 mtr long including necessary earth work and disposal of surplus soil to a distance of not less than 50 mtr, PCC chamber 1:3:6 (type C-1)using 20mm graded stone aggregate funnel with wire mesh,50mm thick cover of RCC 1:2:4 type B-1 using 20mm graded stone aggregate reinforced and lifting handle on RCC cover with 8mm MS bars at 150mm centre to centre both ways and charcoal dust and common salt,all as shown in electrical plate No. 3 of MES SSR Part-I and making test point as specified including excavation & earth work and connecting the earthing to an earthing point/equipment incl testing on completion complete all as specified and dirtected. (Note:- The rates quoted shall deemed to be included the cost of earth test point, earth wire and protection pipe upto 7.5m beyond the earth plate electrode.)

M&L for drilling/boring hole in soft/loose soil under existing road/hard standing/ culvert/ nala for laying GI pipe of any dia upto 100 mm as per recuired depth complete all as specified and directed. Note:- GI pipe shall be measured and paid seperately

M&L for cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate as in foundations, filling, sub base of floor and mass concrete complete all as specified and directed.

M&L for cutting PCC upto depth 300mm against sr item No 25 as above complete all as specified and as directed by Engr-in-Charge

M&L for cutting holes into or through cement concrete slab, chajjas etc. reinforced or otherwises as directed by Engr-in-Charge

S&F rolled mild steel in joist, channel, angle or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths complete all as specified and as directed.

S&F cable tray of size 2500 mm in length, 300mm width and 50mm height with sheet thickness of 2mm for fixing/laying of cable on wall complete all as specified and as directed by Engr-in-Charge.

Supply, installation, testing and commissioning of Transformer 315 KVA step down, outdoor type, double wound copper, 3 phase, 4 wire, 50 Hz AC, oil immersed, natural air cooled with external cooling tubes having no load voltage ratio 11/0.433 KV (corresponding to principal tapping) winding delta connected on primary side (HV side) and star connected on secondary side (LV side) in accordance with vector symbol Dyn-11 (vector group-11) with natural brought out on LV side for earthing and having tapping on HV side for constant output so as to alter/vary secondary voltage by ± 7.5% in steps of 2.5% to be changed by means of manually operated "off load" taps changing gear. The limit of temperature rise after continuous full load run as specified in IS-1180 Part-1 (2b) shall be suitably adjusted to suit the maximum ambient tempearture of 48 degree Centigrade in HV/LV windings and 40 degree centigrade in oil as prevailing at site. The transformer shall be complete with the following fittings and accessories:-

(a) Oil conservator tank with filling holes and cap, filter type drain valve and oil level gauge. (b) Silica gel breather with connecting pipe and first fills of dehydrating agent. (c) Air release valve plug. (d) One cable box on LV side (secodary) consisting of 04 Nos porcelain bushings with nuts, washers & bushing rods with 01 cable gland suitable for reception of taking out one 3½ core, 400 Sqmm LT 1100 Volts grade cable including gland joints complete all as specified. (e) 01 No. 100mm dial type thermometer vapour pressure type having rating 0-120 degree centigrade with max temp indicator and resetting device inc max reading pointer washers etc. (f) Thermometer pocket on tank cover. (g) 04 Nos Plain Solid CI detachable rollers. (h) Two number earthing termninals on tank cover to facilitate GI earth strip. (j) Rating plate and terminal marking plate. (k) Extra bushing for neutral outside the cable box brought on LV side. (l) First filling of oil conforming to IS and tested upto 50 KV/2.5 mm dielectric strength. (m) Lifting Lugs. (n) Oil drain valve with plug. (o) 3 Nos Porcelain HV bushing with arching horns on HV side suitable for 11 KV complete bushing rods, nuts and washers etc. (p) Explosive vent. Make : - ABB, Indo Tech, Crompton Greaves . Note:- Any other parts/items not specified above but have been considered essential for smooth and safe functioning of the transformer system shall be included in the items and are covered against the quoted rate.

M&L for Transformer platform with standard specifications alongwith chain link fencing and gate complete all as CELZ Drg No. TD/699-(1 Nos)

Supply and fix lightning arrestor expulsion/metal oxide type confirming to IS-3070 Part-I complete line discharge class-2, nominal discharge 5 KA & high discharge 65 KA assembly suitable for 11 KV including all clamps, nuts, bolts & washers and connecting to earth with 4mm GI wire complete all specified and directed.

Supply, laying, jointing, testing and commissioning of LT underground cable of size 400 sqmm 3½ core, 1100 volt grade, XLPE sheathed, heavy duty armoured with multi stranded aluminium conductor IS:1554 marked laid in trenches/duct/fixed to pole/walls/laid under road rossing / paths / drains / culvert or encased in GI pipe complete all as specified and directed by Engr-in-charge.

Supply, installing, testing and commissioning of Air break switch GOD (combined with dropout assembly with fuse carrier, fuse element mounted on insulator and steel frame), Single break, 11 KV rated voltage, Max system voltage, 11 KV, 50 Hz rated frequency, 200 Amp continous current rating max temp rise over contacts 35 degree centigrade, other current carrying parts max temp rise 50 degree centigrade, main contacts fixed / moving of tinned copper alloy, vertical loading arrangements (vertical mounting), Triple pole mechanically operated from ground, mounted on insulators 11 KV grade (09 Nos) operating handle, post insulators, high pressure heavy duty, operating rod made of 25 mm dia , GI medium grade pipe, MS clamps, bolts, nuts, and washers, locking arrangement with one pad lock 50 mm (Godrej / Navtal) with two keys including providing two coats of aluminium paint over a coat of red oxide Zn chrome primer complete all as specified and directed.

Supply, installing, testing and commissioning of Horn gap fuse, triple pole, outdoor type fuse link suitable for vertical or horizontal installation, consisting of MS channel base, 11 KV post type insulator, complete with fuse, phosphorus bronze contacts complete all as specified and directed. Note : MS structure shall be measured and paid seperately.

Dismantling of steel pole 11 mtr long complete with earth excavation, breaking PCC in foundation & coping, surface leveling and transporting the pole to new position as directed.

Refixing of steel pole 11 mtr long complete with excavation in post hole, returning fillng disposal of surplus soil PCC 1:3:6 type D2 using 40 mm graded stone aggregate base, PCC 1:2:4 typr B1 using 20 mm graded stone aggregate as in coping of size 450 x 450 x 450 mm necessary work. Steel pole shall be painted with 2 coats of aluminium paints over one coat of red oxide primer including surface preparation etc complete all as specified and directed.

Supply, laying, jonting, and commisioning HT cable XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor conforming to IS: 7098 (Part -II) 11KV(E) grade cross sectional area 95 sqmm 3 Core complete all as specified and directed

Supply and fix cable termination kit 11 KV (Earthed) grade cable for outdoor end termination joints cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor Cable of size 70 to 95 Sqmm complete all as specified and directed.

M&L for pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150mm height, 150mm dia for 11000 volts grade complete all as specified and directed.

M&L for MS fabricated work such as cross arms, bracings, supports, clamps and back plate fabricated from structural sections including nuts, bolts, and washer bending hot or cold, drilling holes for bolts of any size and painting with two coats of aluminum paint over one coat of red oxide primer including preparation of surfaces, complete all as specified and directed by the Engr-in-Charge.

M&L for Aluminium conductor, steel reinforced complete all as specified and directed by the Engr-in-Charge.

M&L for Earthing complete with GI earth plate electrode 600 x 600 x 6 mm thick burried directly in ground ( earth pit not less than 2.25 m deep below GL) with top edge of the plate not less than 1.5 m below the normal ground level connected with GI strip 32 x 6mm thick by means of bolts, nuts, check nutsa and excavation & earth work in any type of soil, removing surplus soil to a distance not exc 50 m, with and including PCC chamber in PCC (1:2:4), type B1 using (20 mm graded stone aggregate ), mild steel frame made out of angle iron of size 40 mm x 40mm x 3mm thick duly painted with two coats of synthetic enamal paint over one coat of red oxide zinc chrome primer hinged with and including 6mm thicks CI cover with handle, watering arrengement with funnel internally secured with wire mesh with 20mm dia medium grade pipe for watering, 40mm dia light grade GI pipe for lead protection in and including alternate layer of charcoal dust and comman salt complete all as shown in electrical plat no. 3 connected to earthing test point all as specified and indicated including testing on completion as directed. Note:- If the desired earth resistance is not found, eathing shall be redone by the contractor at no extra coast to the department

Anti-climbing devices, spike type fabricated out of MS bars ( round , squre and flat ) including nuts, bolts , washers and welding in two halves made to shape to suit the cross section of the pole complete all as specifed and directed.

S&F un- rein forced precast concrete cable cover class HV type 2 with peak, size 450 x 180 x 40 mm laid dry in trunches for the protection of underground cable complete all as specified and directed.

M&L danger notice plate for HT 25 x20cm x 1.5mm thick mild steel sheet,vitreous enameled white with letters,figures and conventional skull and bones in signal red colour and fixed with MS clamps,bolts and nuts, complete all as specified and directed.

Dismantling cross-arms of M.S. channel or angle sections etc. complete and setting aside for re-use with in 50m , complete all as specified and directed.

Dismantling only air break gang operated switches vertically mounted including opening the HT electrical cable from GOD and setting aside for re-fixing the same after converting the 2-pole structure to 4-pole structure by fixing the 2 Nos. extra pole near existing 2-pole structure etc. complete all specified and directed. Note : re-fixing of HT pole shall be measured seperately.

Re fixing the cross-arms of M.S. channel or angle sections, air break gang operated switches vertically mounted including opening the HT electrical cable etc. complete as taking out against Item srl No. 48, 49 as above complete all as specified and directed.

SEEMA ELECTRICAL