SPECIAL REPAIR FOR REPLACEMENT OF BER TRANSFORMER OF BER COOLING APPLIANCES AND PUMP MOTORSUNDER AGE (I) CG NOIDA

Amount

Supply, install testing and commissioning of,outdoor type plinth mounted step down transformer 11 KV/0.433KV at no load AC 3 Phase 50 Hz , 250 KVA capacity , core type , double copper wound , oil immersed, naturally cooled , ONAN , with external cooling tubes , delta connected on primary side and star connected on secondary side, in accordance with vector group Dyn-11 with natural brought out on secondary side (LV side) and having tapings at + 2.5% & + 5% on HV side to be changed by means of hand operated off load tap changer gear. The maximum temperature should not exceed 45 degree C in oil and 55 degree celcious in HV/LV winding when measured by resistance method after continues full load run on an ambient temperature of 40 degree celcious. The transformer shall be confirming to IS 1180 Level III (Part-I) 2014 and shall comprise of the following. (a) HV Bushings- The bushings shall be made in two parts . The outer bushing shall be of porcelin. The internal bushing shall be of either porcelin or tough insulating material, like epoxy and shall have embedded stem. Metel portion of the internal HV bushing inside the tank shall remain dipped in oil in all operating conditions. (b) One cable box on LT side (Secondary) consisting of 4 Nos porcelin bushings with copper rods , complete with nuts and washers , with one number cable gland suitable for reception / taking out3 run of 3.5 core 400 Sq mm LT 1.1 KV grade XLPE heavy duty armoured cable including gland and jointing material complete.

(c) Oil conservater with filter type drain valve and oil level guage. (d) Dehydrating breather with first oil of dehydrating agent (Silica Gel) (e) Explosion vent, thermometer pocket on tank cover , oil level guage, Oil drain filter valve , lifting lugs , oil filling hole with cap / plug with connection plate complete . Air release valve plug and four nos plain solid cast steel detachable rollers. (f) Two earthing terminals on tank cover to facilitate fixing of 32X6 MM galvanized iron strip for earthing of body. (g) Rating plate and terminal marking plate. (h) Extra bushing for neutral , in the LT cable box for providing independent set of earthing for neutral. (j)First fill of new and unused transformer oil , IS 335 Marked filtered and tested upto 40 KV di electric strength at 2.5 MM air gap between testing electrodes.

Supply and lay cable XLPE Insulated screened PVC bedded,galvanised steel strip or wire armored, electric power cables (heavy duty ) 1100 Volts grade with stranded aluminium conductor of size 3.5 core 150 sqmm.

M&L for Earthing complete with galvanized steel earth plate 600x600x6mm thick, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate n.less than 1.5 m below normal ground level, connected to galvanized iron strip 32X6 mm as earthing lead by means of bolts, nuts, check nuts & washers of galvanized iron or steel besides building at all joints as shown in drgs and including excavation and earth work, GI pipe light grade 40 mm bore for protection of GI strip earth electrode, supply and laying charcoal dust, common salt, PCC (1:2:4) type B-1 Chamber and MS angle iron frame 40x40x3mm and RCC cover 40 mm thick (1:2:4) type B-1using 20 mm graded stone aggregate Reinforced with 6 mm dia round bars @ 75 mm C/C both ways with MS handle 12 mm dia , PGI funnel and wire mesh , 20 mm dia GI Pipe light grade for watering complete all as shown in drg of SI part-1 2009 plate No-3 and connected to earth test point including testing as directed by Engr-in-Charge.

Uninstalling the existing transformer after disconnecting all electrical connections and earth terminals and depositing the same safely to MES yard at Noida sec 23 including all transportation and labour expenses and making good the disturbed area/ surface for installing the new transformer.

Taking down existing BER pump motor from pump houses Sec 24 ,Sec 23 and Sec 52 of 10 HP to 12.5 HP capacity along with base frame , electrical connections ,starter panel , suction/ delivery pipe lines of 80MM / 100 MM dia including Sluice valves NRVs and foot valves and keeping in safe custody for depositing in MES store or for taking credit . Note:- Cost of T & P required included in the quotated rates

Design, fabricate, supply, installation , testing and commissioning of starter panel board / feeder pillar boxes CPRI Approved indoor type IP54 and all as per IE rules , pre wired and fabricated out of 2 Mm thick powder coated with mounted on suitable size MS iron angle frame 40X40X6 MM welded in shape with two coats of synthetical enamel paint over a coat of red oxide primer including necessary grouting in PCC 1:3:6 type C2 with 20 MM graded stone aggregate complete with legs 30CM in ground and 40 CM above ground including connecting to cable with cable glands lugs etc and consisting of the following (a) MCCB TPN 63A 16 KA 415 Volt-01 Nos (b) MCB TP 40 A ,16KA, 415 Volt, C series-02 Nos (c) Fully automatic star delta starter suitable for 10 HP Pumpwith single phase preventer and overload protection relay -02 Nos (d) Combined ammeter , voltmeter 50-500V with suitable CTs -01 set (e) RYB indicator- 01 Set (f) Start stop push buttons with indicators - 02 Set (g) Digital Voltmeter and Digital Amp meter-01 Each

Design, fabricate, supply, installation , testing and commissioning of starter panel board / feeder pillar boxes indoor type CPRI Approved IP54 and all as per IE rules , pre wired and fabricated out of 2 Mm thick powder coated with mounted on suitable size MS iron angle frame 40X40X6 MM welded in shape with two coats of synthetic enamel paint over a coat of red oxide primer including necessary grouting in PCC 1:3:6 type C2 with 20 MM graded stone aggregate complete with legs 30CM in ground and 40 CM above ground including connecting to cable with cable glands lugs etc and consisting of the following (a) MCCB TPN 63A 16 KA 415 Volt-01 Nos (b) MCB TP 40 A ,16KA, 415 Volt, C series-02 Nos (c) Fully automatic star delta starter suitable for 12.5 HP Pumpwith single phase preventer and overload protection relay -02 Nos (d) Combined ammeter , voltmeter 50-500V with suitable CTs -01 set (e) RYB indicator- 01 Set (f) Start stop push buttons with indicators - 02 Set (g) Digital Voltmeter and Digital Amp meter-01 Each

Supply and fixing Sluice valve 80 mm dia ISI Marked Flanged type PN 1.6 Cast iron body complete all as specified and as directed.

Supply and fix Non return valve 80 mm dia ISI Marked Flanged type PN 1.6 cast iron body complete all as specified and as directed.

Supply and fix foot valve 80 mm dia ISI Marked Flanged type PN 1.6 cast iron body complete all as specified and as directed.

Material and labor for refixing Sluice Valve ,after necessary greasing cleaning complete including new washers nuts bolts etc all as specified and directed by engr In Charge.

Material and labor for refixing Foot valve after necessary greasing cleaning complete including new washers nuts bolts etc all as specified and directed by engr In Charge.

Material and labor for refixing NRVs ,after necessary greasing cleaning complete including new washers nuts bolts etc all as specified and directed by engr In Charge.

Supply and fixing 25 mm GI tubing medium grade fixed on wall including all fittings of size 25 mm bore complete all as specified and as directed.

Supply and fix GI tubing medium grade of size 80 mm bore fixed on wall or laid in trenches including cutting into short pieces, welding bending etc to accommodate sluice valves ,NRVs, foot valves etc and to fix the new pump and to match with existing delivery lines including all specials such as reducers, flanges, bends, tees etc . complete all as specified and as directed by Engineer-in-charge.

Supply and fix GI tubing medium grade of size 100 mm bore fixed on wall or laid in trenches including cutting into short pieces, welding bending etc to accommodate sluice valves ,NRVs, foot valves etc and to fix with new pump and to match with existing delivery lines including all specials, including all specials such as reducers, flanges, bends, tees etc complete all as specified and as directed by Engineer-in-charge.

Supply and fixing stop valves, cast copper alloy screwed pressure, with crutch of butterfly handle, screwed both ends for iron pipe for unions and fixed of size 25 mm dia complete all as specified and as directed.

Supply, installation testing and commissioning of three phase self priming mono block pump set of Capacity 10 HP (7.5 KW),having discharge 9.6 LPS and head 40 Mtrs having CI casing , CI impeller ,SS Shaft , mechanical seal ,and winding insulation Class "F" and suction & Discharge size 80 mm and 65 mm respectively complete and necessary foundation in MS channels of suitable size duly painted with one coat of redoxide and two coats and black colour synthetic enamel paint including making the disturbed surface good as per existingall as specified and directed by Engineer In Charge. Make : Kirloskar KDI-1040+ or eq in CG/CRI (Note: After completion of installations pumps shall be tested by Rep of Accepting officer.Contrcator has to arrange all the T & P required for testing and quotated rates includes the cost of the same)

Supply install testing and commissioning of three phase self priming mono block pump set of Capacity 12.5 HP (9.3 KW) having discharge 6 LPs and head 48 mtrs having CI casing , CI impeller ,SS Shaft , mechanical seal,and winding insulation Class "F" and suction and discharge 80 mm x 65 mm respectively complete and necessary foundation in MS channels of suitable size duly painted with one coat of redoxide and two coats and black colour synthetic enamel paint including making the disturbed surface good as per existing all as specified and directed by Engineer In Charge. Make : Kirloskar KDI-1348 or eq in CG/ CRI (Note: After completion of installations pumps shall be tested by Rep of Accepting officer.Contrcator has to arrange all the T & P required for testing and quotated rates includes the cost of the same)

Material and labour for wiring with HRFR PVC insulated industrial copper single core cables 1100 V grade , 6 runs of size 10 Sqmm drawn through flexible PVC pipe of Suitable Size ISI marked from starter panel to pump set all as specified and as directed. (Note : 6 Runs of 10 Sqmm and PVC pipe shall be measured as one mtr length)

M & L for Cement concrete type D2, 1:3:6 with 40 mm graded crushed stone aggregate as in foundations, filling and mass-concrete complete all as specified and as directed.

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m deep, for foundation etc not exceeding 10 Sqm on plan and getting out soft/ loose soil complete all as specified and as directed.

Returning filling including spreading leveling watering and well ramming in layer not exceeding 25cm in soft and loose soil complete all as specifed and as directed.

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

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified.

S&F sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

Supply and lay cable XLPE Insulated screened PVC bedded,galvanised steel strip or wire armored, electric power cables (heavy duty ) 1100 Volts grade with stranded aluminium conductor of size 3.5 core 35 sqmm.

Supply and lay cable XLPE Insulated screened PVC bedded,galvanised steel strip or wire armored, electric power cables (heavy duty ) 1100 Volts grade with stranded aluminium conductor of size 4 core 35 sqmm.

Supply and lay cable XLPE Insulated screened PVC bedded,galvanised steel strip or wire armored, electric power cables (heavy duty ) 1100 Volts grade with stranded aluminium conductor of size 3.5 core 50 sqmm.

M& for cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers farse nu, welding bending cold or hot drilling holes for bolts in any shape or size for laying of 04 Nos of cable on wall with required spacing with clamps as indicated or directed and inclusive of one coat of primer and one coat of sythentic enamel paint complete all as specified and directed.

Material and labour for Brick work with subclass `B' bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:4 complete all as specified.

Material and labour for rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:4 complete all as specified and as directed.

Ridhi engineers and builders

Commercial Traders

M/s ELECTROSHINE ENGINEERS

Mani Control System