PROVN OF 100 KVA TRANSFORMER TO GRH AREA AT SOI UNDER GE E/M LUCKNOW

Amount

Supply, installation, testing and commissioning of energy efficient five star rating transformer suitable for 100 KVA step down floor mounted outdoor type 11/0.433 KV, 3 phase, 50 Hz AC double wound core type copper wound, oil immersed, air naturally cooled with external cooling tubes, transformer delta connection on HV side and star connected on LV side in accordance with vector symbol Dyn-11 (vector group 4) with neutral brought out on LV side with earthing and having tapping on HV side for constant out put so as to alter/vary secondary voltage by + 7.5% in eaual sep of 2.5% changed by means of manualy operated "Off Load" taps changing gear. The voltage regulation shall be as per IS including first fill of transformer oil as per IS-335 and including all fittings/accessories as specified in SSR Part-I and IS-1180 Part-I of 2014 The limit of temperature rise after continuous full load run as specified in IS-1180 Part-I of 2014 and BEE shall be suitably adjusted to suite the maximum ambient temperature of 40-50 degree centigrade as prevalent at Lucknow. The tramsformer shall be complete with as per SI and manufacturer norms & also following fittings and accessories :-

(a) Oil conservator tank with fillings holes and cap filter type drain valve and oil level guage. (b) Silicagel breather with connecting pipe, first fill of dehydrating agent. (c) Explosion relief mounted on tank with double diaphram and equalizer pipe connected to conservatore air tank (pressure release valve) (d) Air release valve plug. (c ) Explosive vent. (d) 01 No 100 mm dial type thermometer vapour pressure type having ranage 0-120 degree centigrade with max temp indicator and resetting device incl, max reading pointer washer etc. (e) Dehydrating breather with first filling of dehydrating agent. First filling of oil conforming to IS and tested upto 60 KV dielectric strength.

Supply, fixing, testing and commissioning of air break gang operated switch, triple pole mechanically operated out door type with all fittings/accessories mounted on and including 11 KV HT porcelain insulators and steel channel frame, GI operating rod 25mm dia of suitable length with operating mechanism worked form ground level, vertically operated including locking arrangement for operating handle, with and including 7 levers lock of Navtal make complete suitable for current rating of 200 Amps HT 11 KV working pressure complete all as specified and directed.

Supply and fix drop out fuse unit expulsion type for out door air break gang operated switch, single pole, mounted on and including insulators for 11 KV working pressure, fixed to and including MS channel with nuts, bolts, washers etc synthetic bounded fuse carrying tube complete with line taps and suitable for current carring capacity upto 25 Amps only,complete all as specified and directed.

S&F lightening arrestor explusion type complete with all fitting, transmission class, discharge capacity 65 kilo amps suitable for 11000 volts complete all as specified and directed.

Supply,laying,jointing,testing and commissioning HT under ground electric power cable crossed linked polyethylene (XLPE) insulated screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 11000 volts grade suitable for earth system of 3 core 95 sqmm cross sectional area , ISI marked as per IS 7088 Part-2, laid in trenches/laid under floor/laid in ducts or fixed on poles etc complete all as specified and directed. Note- excavation/boring of road/pipe shall be measured and paid seperatly under approriate items.

Supply, laying, jointing, testing in repair XLPE insulated PVC sheathed with stranded aluminium conductor heavy duty, conforming to IS 1554 Part I / ISI marked, including suitable size cable glands, cable lugs , cables to be laid in trenches, fixed along the poles bare or through GI pipe laid under floors road etc fixed concealed in walls encased in GI pipe of sizes 150 sqmm 3.5 core etc complete all as specified and directed.

Supply, laying, jointing, testing in repair XLPE insulated PVC sheathed with stranded aluminium conductor heavy duty, conforming to IS 1554 Part I / ISI marked, including suitable size cable glands, cable lugs , cables to be laid in trenches, fixed along the poles bare or through GI pipe laid under floors road etc fixed concealed in walls encased in GI pipe of sizes 95 sqmm 3.5 core etc complete all as specified and directed.

Excavation in trenches not exceeding 1.5 wide and not exceeding 1.5 m in depth for laying of cables, pipes and getting out incl trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed and making good disturbed surfaces.

Returning,filling in, including spreading, levelling and well ramming in layers not exceeding 25 cm thick in soft/loose soil complete all as specified and directed.

Removing excavated material (soils) not exceeding 50 M and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

M&L for river sand washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable incl spreading and levelling complete all as specified and directed. Note- Punned down thickness will be measured for payment.

M&L unreinforced pre cast concrete cable cover comply with IS 5820:1970 and shall be of grade not lower than M20 HVP type -I with peak size 300x180x40mm laid dry in trenches for the protection of underground cable complete all as specified and directed.

Supplying and laying GI tubing 80mm dia light grade for encasing LT cables for mechanical protection, laid under plinths/floors/roads/paths/culverts or fixed on walls or concealed in walls or along the steel poles by means of M.S.F.I clamps with necessary bolts nuts and wasers etc complete all as specified and directed.

S&F cable route markers made out of PCC block (1:3:6) type C-1 using 20 mm graded stone aggregate size 900x300x100 mm thick (60 cm burried in ground with ` DANGER/11 KV UG cable MES' embossed on route marker including excavation and earth work complete all as specified and directed.

Supply & fix GI strip of size 32x6mm burried in ground/floor fixed along poles etc for additional earth lead beyond 7.5m if required at site complete all as specified and directed.

M&L for earthing complete with galvanized steel earth plate electrode 600mm x 600mm x 6mm buried directly in ground (earth pit not less than 2.25 metre deep below ground level) vertically, with top edge of the plate not less than 1.50 mtr below normal ground level, connected to galvanized iron strip 32x6mm by means of nuts, bolts, washers of GI steel all as shown on electrical plate No 3 of MES Schedule Part I connected to earthing test point and testing on completion with and including necessary excavation and earth work, earth electrode, earthing lead from electrode to equipment/substation, adequate quantity of charcoal dust and common salt, test point, PCC (1:3:6) type C-1 (using 20mm graded black trap/granite/Basalt stone aggregate) for earth pit with 40 x 40 x 6mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20mm graded black trap/granite/Basalt stone aggregate) 40mm thick cover, reinforced with 6mm dia bars 3 Nos both way with 12mm dia round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 15 mm dia GI light grade earth lead protection pipe, complete all as specified and directed. Contd..../-

Note : (i) Main earthing lead from earth plate electrode to test point upto length of 7.50 mtr shall deem to be included in the unit rate quoted by the tenderer against this item. (ii) GI protection pipe and earthing strip beyond 7.5 mtr long shall be measured and paid seperatly . (iii) Test result should be less than 1 ohms or satisfaction of user.

Supply ,installation testing and commissioning LT 415 volts 4 wire AC , 50 HZ factory made out door type panel weather & vermin proof fabricated of 16 gauge thick MS black sheet ,spray painted two coats inside & outside with approved paint over a coat of primer ,floor mounted ,locking arrangement including suitable size brick duct in ground for cable two earth terminal suitable cable gland sfor all incoming and outgoing cable including grouting of panel 60cm above ground level; by providing 90 cm long angle size 50x 50x 6 mm welded on all four corner embedded in PCC 1:2:4 using 20 mm graded stone aggregate upto 30cm ,necessary earth work ,complete all as specified and directed. including the following accessories/ components( back side of ALC BHCC).

M&L cable joint kit for 11 KV (earthed) grade cable for out door termination heat shrink type joint complete with jointing material and accessories sutable for XLPE insulated armoured aluminium conductor cable of size 50-95 sqmm etc complete all as specified and directed.

M&L cable joint kit for 11 KV (earthed) grade cable for end termination indoor heat shrink type joint complete with jointing material and accessories sutable for XLPE armoured aluminium conductor cable of size 50-95 sqmm etc complete all as specified and directed.

Supply and fix cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Al conductor cable of size 95 to 150 sqmm,indoor/ Outdoor type complete all as specified and directed.

M&L RCC foundation with M30 concrete for transformer base platform size 2mx2mx2.5m (1 mtr below ground level) complete all as specified and directed.

M&L for plain cement concrete 1:3:6 type C-1 (using 20mm graded stone aggregates) as in coping of pole etc incl necessary form work for rough finished surface complete all as specified and directed.

M&L for plain cement concrete 1:3:6 type C-2 (using 40mm graded stone aggregates) as in stay assembly etc incl necessary form work for rough finished surface complete all as specified and directed.

Material and labour for cross arms, bracings, supports, clamps & back plates fabricated from structural steel sections including galvanised nuts & bolts, washers welding, bending cold or hot, drilling holes for bolts, in any shape or size as specified and including one coat of primer, one under coat and finishing coat with aluminium paint complete all as specified and directed.

Supply, install and erect in true vertical position (or to be fixed in an inclined position as strut pole) steel tubular swaged welded poles complete with C.I. base plate of 6 mm thick of size 300mmx300mm, B 118 finial taper plug, pole cap, bolts, nuts and washers and screwed, pole made out of ERW MS tubing conforming to IS-2713 Part II, type 410-SP-55 ( 11 meters long) H.T poles including drilling of holes of required size and NOs for fixing of cross arms, painting with one coat of red oxide primer and two coats of black bituminous paint for portion embeded in concrete, painting three black/red/bands at lower portion of pole each of 300mm height at 300mm spacing, painting pole No with black paint at suitable height, shown on drg complete all as specified and directed.

S&F Fe 410-W(Gde-E-250 QUALITY-A Joist,chanel,angle,or tee section,fixed independently , without connecting plates etc.(cut to ordinary length i.e. Within 20 mm of the length indicated.) complete all as specified and directed.

S&F Galvanised, 2 strands, steel barbed wire 2.24mm dia barbed with 2 mm dia barbs at 75mm spacings and straining and fixing to any type of standerd rails straining bolts, including, securing or tying at crossings with and provison of galvanised mild steel wire, staples or steel pins, etc, complete all as specified and directed. (each line wire to be measured)

S&F steel door including projecting type hindges, steel handle, complete, with glazing bars, dovetails or welded complete including painting all as specified and directed.

M K Engineers and Contractors

Prime power system