Electrical Work

A) Miscellaneous Civil works of Increasing Capacity of 33/11 KV Substation Seena (Meerut) from 10+8 MVA to 2×10 MVA Renovation/Repairing of old T/f Plinth

L.A.s/CT.s/ structure:– Supply, Fabrication & erection of Lightening Arrestors, Post Insulators/Fuse Set, C.T.'s structure and Plinth for the same as per drawing No. RES-39 details (Quantity for five structures):– a) Excavation of earth (0.30×0.30×1.0)m for 02 Nos. Pits of above structures.

b) Supply, Fabrication and erection of L.A.'s/C.T.'s/ structure by using M.S. Channel (125×65) mm size and 3.5 m minimum height with 2 Nos. M.S. Angle (65×65×6/50×50×6)mm size on top of structure for installation L.A.'s/P.I.'s/C.T.s/Fuse Set. (01 No. each)

c) C.C. work in ratio of 1:4:8 (cement, fine sand and brick ballast) of size (0.30×0.30×0.15)m for 02 Nos. pits for making bed for each structure. Work includes proper ramming etc.

d) C.C. Work of ratio 1:3:6 (cement, coarse sand and 25 mm size stone grit) for the above plinths for structure of L.A.'s, P.I.'s/C.T.'s/ Fuse Set after ramming of earth of size (0.3×0.3×1.00)m. Over stone pad/bed

e) 12 mm thick plaster with cement mortar ratio 1:4 (cement & fine sand) of plinth of 0.15 m above ground level.

Plinth for 33 KV V.C.B. (Qty.- 01) Supply, Construction of plinth for the structure of 33 KV VCB as per details :– a) Excavation of earth of size (2.4×1.5×1.0) m pits for construction of plinth.

b) Brick Ballast ratio (1:4:8) (cement, sand & brick ballast ) for foundation work (2.4×1.5×0.15)m plinth.

c) C.C. work in ratio 1:2:4 (cement, coarse sand &stone grit) of 20mm size for making plinth of size (2.4×1.5×1.00)m and grouting of foundation bolts 04 Nos. for 33 KV VCB.

d) 12 mm thick plaster with cement mortar in ratio 1:4 (cement & fine sand) of plinth of 0.15 m above ground level size (2.4×1.5)m.

Construction of Fire wall. a) Excavation of foundation in ordinary/ Mix soil of size 3.5x0.9x0.8x1 for each wall.

b) CC in Ratio 1:6:12 (Cement, Sand & Brick Ballast) in foundation of size 3.5x0.8x0.20 for fire wall

c) Supply & fabrication of M.S.iron of size 12mm including cutting, Bending & willding as coulum & Beam by using 4Nos bars 4Mtr long & 2Nos bars 1.25Mtr long in each coulum & 4Nos bars using in beam each 3.5mtr long or as per drawing.

d) CC in Ratio 1:2:4 (Cement, Sand & 2Cm gauge stone ballast) 1.870 Cum each wall.

e) First class brick work in 1:6 Ratio (As per drawing) Groove 2.703 cum for one fire wall.

f) 15mm thick plaster in Ratio 1:4 on both side of fire wall of size 3.96x3.96=15.68Sqmm of each wall & cutting of Groove (As per Drawing).

g) Dismantling & removal of existing foundation, trenches and structure etc for construction of fire protection wall between T/F,s (Not more then 12Sq.Mtr.)

Painting of Structures Painting of the following structure with one coat of ready mixed primer and two coats of ISI Mark Aluminium paint after rubbing with sand paper to the surface of the structure including labour and T&P complete in all respect. a) Bus Isolator/Post Insulator/Fuse Set/C.T./P.T.s/L.A.s structures etc. (Qty - 16)

Loading, safe carriage & unloading of M.S.Angle, M.S.Channel etc. from Store Center to 33/11 KV S/S Site with loading & unloading at both ends respectively distance approx. 40 Km.

Hiring of D/G Set including carriage, loading, unloading & operating charges (with fuel) at 33/11 KV Substation under construction in case L.T. supply is not available near S/S within prescribed accessible limit. a) 5 KVA, Single phase, D/G Set for fabrication of different structure at Substation.

Dismantling of Existing 8 MVA Transformer & 33 KV VCB, 33 KV Isolator and Safe carriage from 33/11 KV Substation Seena, Meerut to Electricity Store Center, Meerut (Distance about 40 Km.)

B) Miscellaneous Electrical works of Increasing Capacity of 33/11 KV Substation Seena (Meerut) from 10+8 MVA to 2×10 MVA Installation of 33/11 KV, 10 MVA Transformer : a) Shifting of available 10 MVA 33/11 KV, Transformer to transformer plinth in Switch Yard.

b) Erection of shifted Transformer at plinth by fixing all accessories like radiators, conservator tank, filling the transformer oil to desired level and ensuring that there is no leakage, complete job in all respect.

c) Boring and lowering of G.I. Pipe size 32 mm dia… into the ground up to water level 20 Mtr., with the lower end of solid copper cone Approx 225mm long and 750 gm in weight shall be provided and screwed in pipe as well as bringing out a continuous copper wire 6 SWG from the cone up to the ground surface where it will be bolted to the M.S. earth Strip for Transformer neutral connection, the earth strip will be welded to the G.I. pipe and neutral earthing support.

d) Providing & Fabrication and erection of neutral earthing L Type support made of M.S. Channel size 100×50mm. Structure shall be 4 Mtr. long with 1 Mtr. Arms. Structure shall be grouted in ratio 1:3:6 in block size 300×300×700mm and painted with one coat of Ready Mixed primer and Two coat of enamel Aluminium paint work includes connecting neutral bushing rod of power Transformer and M.S. Earthing strip with the help of flexible copper bond, M.S. Bolt and washer.

e) Providing & Fabrication and erection of cable support made of two pieces of M.S. Angle (50×50×6)/65×65×6) mm, 2.75 meter long, joined to each other by means of 5 Nos. M.S. Flat (50×6)mm pieces of size 150 mm long each by welding at equal intervals and grouting in a block of size (300×300×700)mm in CC 1:3:6 complete with one coat of ready mixed primer and two coats of Al. paint. Work includes providing of three Nos. M.S. clamps made of (50×6)mm M.S. Flat for holding the cable including nuts and bolts.

f) Fabrication and grouting of M.S. frames 3.60 mt. long for support of copper Bus Bar. Bus Bar will be provided in L.V. Side of Power transformer. The M.S. frame shall be made of M.S. channel (100×50)mm in 'T' shape. Providing 2 Nos. support of M.S. Angle iron (50×50×6)mm, 0.60 mt. long below the top channel, drilling of 3 Nos. hole on the top channel for fixing of 11 KV pin insulator. The M.S. frame shall be painted with one coat of primer & two coat of aluminum paint and grouting the frame in C.C. ratio 1:3:6 in a block of size (300×300×700)mm. The work also includes the fixing of 3 Nos. 11 KV pin insulator with pin and binding the copper Bus Bar with the pin insulator by Aluminum binding wire in complete.

g) Providing & Fabrication of copper bus bar of size (2500×50×6)mm in L.V. side of 10 MVA 33/11 KV, power transformer. Work includes connection of outside bus bar in L.V. side busing rod of Power Transformer and other side with outdoor 11 KV cable box as well as providing empire tape and H.T. tape etc. for proper insulation work.

Installation of 11 KV Switch Gears in Control Room : a) Carefully & safely shifting of 11 KV switch gears from outside to inside the switch gear room grouting foundation of bolts in C.C. ratio of 1:2:4 (including cutting of RCC floor and finishing of RCC floor) as per requirement placing, aligning and fixing of 11 KV anchor GI bolts and nuts of proper size for completion of work.

b) Providing & Proper fixing and making Copper bus bar connection in between two switch gears after proper cleaning. Work also include proper insulation, taping by empire, PVC and H.T. tape etc.

H.T. Power Cable Laying : a) Laying 11 KV, (3×300) mm2/(3×400) mm2 XLPE, Cable from power transformer to 11 KV Incoming switch gear in the cable trench 0.45 m wide, 0.90m depth. Providing 150 mm local sand for cushion beneath and 150 mm above the cable (quantity of local sand required 0.375 cubm/m in length). The cable shall be duly protected by brick. On both side of cable by laying brick vertically and bricks would also be laid horizontally on top of vertically laid bricks along the cable (minimum 18 Nos. per mtr. length are to be laid top and outer side along the cable. The work includes digging of trenches, laying of cable in under ground trenches, joining of terminal's, back filling of earth and testing and commissioning of power cable etc. Spare cable shall be left over and laid in the trenches in shape of 6m ring at both ends.

b) Laying and dressing of 11 KV 3×300 mm2/3×400 mm2 power cable in air/Trench.

c) Laying 11 KV, 3×120mm2/3×185mm2 XLPE, Power cable from outgoing switch gear to 11 KV double poles in the cable trench 0.45m wide, 0.90m depth. Providing 150 thickness mm local sand for cushion beneath and 150 mm above the cable (quantity of local sand required 0.375 cubm/m in length). The cable shall be duly protected by brick. On both side of cable by laying bricks vertically and bricks would also be laid horizontally on top of vertically laid bricks along the cable (minimum 18 Nos. per mtr. length are to be laid top and outer side along the cable. The work includes digging of trenches, laying of cable in under ground trenches, joining of terminal's, back filling of earth and testing and commissioning of power cables etc. Spare cable shall be left over and laid in the trenches in shape of 6m rings at both ends. At the end of feeder cables, where the cable is to be laid across pucca/main road, 100 mm dia G.I. pipe will be weared over the cable in the cable trench for the protection of cable.

Preparation of 11 KV Power Cable ends : a) Making of 11 KV XLPE Heat shrinkable out door jointing kits after duly plumbing and taping of cable, providing, fixing and crimping of proper size good quality lugs.

b) Making of 11 KV XLPE heat shrinkable indoor jointing kits in switch gears after carefully removing the insulation of cable, providing and crimping of proper size of lugs, plumbing and taping of cable with good quality available insulation tape with J/Kit boxes. Fixing and insulating of lugs on cable with switch gear complete in all respect.

c) Providing & wearing of 100 mm dia 3 mtr. long G.I. pipe (Qty 12 Mtr) in the feeder cable of size of (3×120)mm2/(3×185)mm2 XLPE power cable before making the outdoor cable boxes. The work includes the sealing of G.I. Pipe, top end and lower end of the pipe is to be buried in to the ground about ½ m and proper dressing of cable etc. The work includes lifting, mounting and clamping of 11 KV feeder cable boxes on the feeder with double pole structure and making connections including supply of cable mounting clampls etc.

Cable Laying Laying of different size of (2×2.5)mm2/(4×2.5)mm2/(6×25)mm2/ (10×2.5)mm2 control cables i.e. from Buchholz realy to Marshalling box Marshalling box to switch gear room, 33 KV CT's to CT's Junction Box, CT 33 KV, 33 KV P.T, V.C.B. Control Panel Junction Box to 33 KV VCB control panel and control panel to 33 KV VCB outdoor operating mechanism panel from T/F etc. in the cable trench including making proper connection at Buchholz Relay, Marshalling box as per required for installed equipment.

Earthing of 11 KV Switch Gears : a) Preparation of earth mat for earthing of indoor equipments by means of M.S. earth strips (40×6) mm connecting to 4 Nos. earthing electrodes of 32 mm dia. (including fabrications of earthing electrodes) 3m long on either side (as per RESSPO drg. RES-40). This work includes driving of earthing electrodes, driving them into earth so that its top remains 500 mm below ground level, earth work, laying, bending, welding of M.S. earth strips (40×6)mm and also laying of the M.S. strip (40×6)mm in trench of control room and connecting to both sides squares including cost of earth strip (40×6)mm approx. 40m length.

b) Earthing of all indoor equipments by laying and providing M.S. earth strip (40×6)mm including cutting, bending and welding etc.

Lighting Arrangement of 33/11 KV S/s outdoor switch yard and its area: a) Providing & installation and erection of 6 Mtr. long street light supports with 2.4 feet long street light brackets including fixing and supply of junctions box, street light support shall be made and fabricated from M.S pipe of 3.0 Mtr. long 100mm dia and 3.0 Mtr. long 75mm dia with 2.4 Mtr. long street light bracket in are shape and made up of 40 mm dia M.S pipe. This work includes, painting one coat with red oxide and 2 coast of ISI mark aluminum paint grouting of support in C.C ration 1:4:8 (cement, sand and brick ballast) in size (0.40x0.4x1.2)m. Lighting poles shall also be earthed by connecting to earth mat.

b) Providing & fixing of sodium vapour lamps 250 W and of standard quality ISI Mark with water tight elbow fitting etc. complete in all respect and suitable for above street light support.

c) Laying of 3½×70 mm2 PVC Lt cable from 11/0.4 KV, 63 KVA T.F to L.T. distribution board in switch gear room after digging trench for laying cable and refilling of trench including connections at both ends after providing and crimping of lugs of proper size for completion of work and laying brick over & both sides of L.T cable after digging trench of 0.3 m wide & 0.5 m depth and providing and wearing 75mm dia G.I pipe of 2.5M length over L.T Cable complete in all respect.

d) Providing & erection of Chemical Pipe Earthing 80mm dia 3 Mtr. Long G.I. pipe for 63 KVA Substation Transformers

e) Providing & Fabrication of L.T distribution board by using M.S Angle size (65x65x6) mm of size (1x0.75x1.4)m and grouting the stand in ground floor in switch gear room at proper place. 12mm thick Indian wooden ply with sunmica top will be fixed on the ply frame and frame will be painted by one coat of primer red oxide and two coats of smoke grey paint.

f) Providing, fixing and wiring with 7/20 SWG PVC wire of following ICTP/ICDP switches of standard quality ISI mark on L.T distribution board complete work including cost of all materials: - i) ICTP switch three phase, 4 wire 100 Amps & 415 volts rewirable main switch.

ii) ICDP switch of single phase of 32 Amp. 250 Volts (one for switch yard lighting, one for S.G. Room lighting, (one for protection system and one for battery charger.)

g) Providing and laying (2x6) mm2 L.T Aluminum PVC cable from S.G. Room to street light supports after digging of trench laying of (2x6) mm2 cable, providing brick on top of cable refilling of trench, making connections of poles with street light fitting through junction box complete in all respect.

Construction of 11 KV Double Poles : a) Erection and grouting of 2 Nos. 8.5 Mtr. Long PCC pole for making DP Structure including & fabrication fixing of M.S. Channel, M.S. Angle, TPMO, Fuse Set, disc. insulators, pin insulators, stone pad, number plate, danger board, barbed wire etc. The work includes supply and fixing of necessary clamps with nuts, bolts and washers. The work also includes grouting of Double pole support in C.C. 1:4:8 (cement, sand & brick ballast) in block of size (0.45m × 0.45 × 1/6 length of the pole) including earthing of Double pole with M.S. earthing rod complete in all respect.

b) Painting of all steel section mounted on 11 KV Double Pole with one coat of red primer & 02 Nos. coat of ISI Mark Aluminium paint after rubbing with sand paper to the surface of steel section.

a) Installation of 33 KV Isolators : Assembling and installation of line/Bus Isolator on the isolator structure. Adjusting of operating mechanism in proper alignment so as to ensure smooth operation of the same. In case of Line Isolator proper operation of earth links shall also be ensured. The work includes fabrication for proper fixing if required.

Installation of 33 KV Lightening Arrestors : Assembling and installation/mounting of 3 Nos. lighting arrestors on the L.A.'s structure/terminal gantry, complete with earthing and line connections. The work includes fabrication for proper fixing, if required.

Installation of 33 KV VCB Assembling and installation of 33 KV VCB on the VCB out door structure on the plinth. Adjustment of operating mechanism in proper alignment for smooth operation of the same. The work also includes fabrication of additional arrangement for proper fixing, if required.

Installation of 33 KV C.T.'s : Installation of 3 Nos. C.T.'s on the C.T.'s structure. The work includes fabrication for proper fixing, if required to complete the work.

33 KV CT's Junction Box : Providing & fixing of junction box of size (400 × 400 × 150)mm made of M.S. Sheet of 16 SWG in between 33 KV CT's & control panel. The work also include providing 12 nos. connectors etc. for making proper connection on the junction box and making all connection in between CT's and control panel complete as per manufacture's panel drawing including testing and commissioning of work etc. compete the work.

Installation of 33 KV VCB Control Panel Carefully and safely shifting of 33 KV VCB Single T/f control panel from outside of the switch gear room to inside of the switch gear room, grouting with anchor bolts in the floor, work also includes cutting & proper finishing of floor if necessary for completion of work. Placing and fixing of panel on foundation, bolts of proper size in proper position and alignment.

Installation of 11 KV Bus Coupler Carefully and safely shifting of 11 KV Bus Coupler from outside of the switch gear room to inside of the switch gear room, grouting with anchor bolts in the floor, work also includes cutting & proper finishing of floor if necessary for completion of work. Placing and fixing of panel on foundation, bolts of proper size in proper position and alignment.

33 KV Bus Bar Jumpering : Jumpering, including clamping/binding with ACSR Dog conductor: a) 33 KV Bus bar to 33 KV Bus Isolator.

b) 33 KV Post Insulator to 33 KV VCB

c) 33 KV VCB to 33 KV CT

d) 33 KV CT to 33 KV Fuse Set

e) 33 KV Fuse Set to 33/11 Power Transformer through 33 KV Lightening Arrestors work includes supply & installation of proper size copper lugs with power Transformer.

Providing & fixing of following 33 KV connecting clamps duly casted made of aluminium alloy complete with G.I. Nut, bolts, washers and spring washers suitable for ACSR Dog Conductor a) 33 KV Transformers Clamps

b) 33 KV Isolator Clamps

c) 33 KV V.C.B. Connecting Clamp

d) 33 KV C.T. Connecting Clamp

e) 33 KV Lightning Arrestor Clamps

Loading, Safe carriage & unloading of stock material as below a) Loading, safe carriage & unloading of 11 KV outgoing switchgears, Bus Coupler, 33 KV VCB & Single T/f control panel, 33 KV CTs and Line Isolator/Bus Isolator etc. from Electricity Store Center, Meerut to 33/11 KV SeenaSite with loading & unloading at both ends respectively distance approx. 40 Km

b) Loading, safe carriage & unloading of Other misc from Store Center Meerut to 33/11 KV S/S with loading & unloading at both ends respectively distance approx. 40 Km.

Loading, safe carriage & unloading of following items from Store Center Meerut to 33/11 KV Seena, Meerut with loading & unloading at both ends respectively distance approx. 40 Km. 8.5 Mtr PCC pole

63 KVA T/F

Supply, Carriage and laying of ISI mark chequrd rubber insulation sheet of size 2000×1000×10mm in Control Room of Substation.

M/S KUMAR TRADERS KAKA NAGAR