Providing Additional Electrical installation in the Construction of New Building to the Government District Head Quarters Hospital at Rasipuram in Namakkal District.

Supply and fixing of 4 way Vertical Triple pole and neutral MCCB sheet steel enclosure distribution board (with MCCB Incomer) with double door (metal door) with 1No. 160A 4P MCCB as incoming and 4Nos. 63A 3P MCB as outgoing with suitable cable end box in flush with wall with Earth connection only. Higher End

Supply and fixing of 7segment 6way TPN MCB sheet steel distribution board (Higher end) with metal/ acrylic door cover flush type/ surface type fitted with busbars and neutral links with single/ three phase MCB outgoings and seperate 4way provision for accomodating 1no. 4pole incoming MCB/ Isolator and another seperate 4way provision for accomodating one no. 4pole ELCB/ RCD (totally 8 ways in one segment) (3x 6ways in each segment) and seperate provision for MCB/ Isolators (totally 18nos) for sub incomers in 3segments with lable holder and provison for taking up cable for size not less than 35 sq.mm. with the following in flush with wall with earth connection only. 1). 63A 4P MCB - 1 no. 2). 63A 4P 30MA RCCB/ELCB - 1 no. 3). 63A DP MCB Isolator -3 nos 4). 6A to 32A SP MCB - 18 nos.

Design, Fabrication, Supply and Erection of weather proof pedestal type Pillar Box for Street Light Piller box control to house 4Way VTPN of suitable angle iron frame work of size 2 feet x 1 1/2 feet using angle iron of size 1 1/2" x 1 1/2" x 1/4" rigidly fixed on wall covered with hylem sheet of size 2feet x 1/2 feet of 6mm thickness with necessary bolts and nuts With suitable adopter Box in the single MS-Template on backside of the pedestal, the panel board pillar box made up of 16SWG MS sheet steel with 2coats of red oxide and 2coats of aluminium finish with 2Nos earthing provisions and with Ground clearance of 0.5Mtr height

with 4Nos angle iron legs with front double door (hinged type) with pad locking arrangements complete set with neat finish with both side slanding roof top arrangements of size 3 1/2' (Height) X 3'Width) X 2'(Depth), with 4way Vertical Triple pole and neutral MCB sheet steel enclosure distribution board (with MCB incomer) with double door (metal door) with 1no. 63A 4P MCB switch as incoming and 4nos. 32A 3P MCB, as outgoing with cable entry box on suitable angle iron frame. with Digital weekly programmable timer switch and L&T Mcx-03 32A 4 Pole Power Contactor, Cs97011 Higher End.

Supply and Laying of 3 ½ x 25sq.mm PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 3 ½ x 25sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.

Supply and fixing of brass cable gland for 3 ½ x 25sq.mm PVC armoured LTUG cable with earth connection.

Supply and providing cable end termination of 3½ x 25sq.mm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete.

Supply and Laying of 3 ½ x 35sq.mm PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 3 ½ x 35sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.

Supply and fixing of brass cable gland for 3 ½ x 35sq.mm PVC armoured LTUG cable with earth connection.

Supply and providing cable end termination of 3½ x 35sq.mm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete.

Supply and laying of 3Run 3 ½ x400 sq.mm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75m putting 0.15mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good. (Transformer - MV Panel)

Supply and fixing of brass cable gland for 3 ½ x 400 sq.mm PVC armoured LTUG cable, with earth connection.

Supply and providing cable end termination of 3 ½ x 400 sq mm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete

Supply, Erection of 7Metre Length Single Bracket Pole with Base Plate with base plate of size 250 x 250 x 6mm as per IS-875 with following specification. Bottom Pole Dia - 1500mm, Top Pole Dia - 76.1 mm, Thickness of Pole - 3.25 mm The pole should be hot dip galvanized confirming to BESN ISO-1461 with thickness of 65 Micron with suitable SMC box with door arrangement to house 6A SP MCB switch, 2/4 way connector on suitable hylem sheet and supply and fixing of 1No. 80W LED street light fitting with LED with Single arm type of 1metre 32mm dia. GI pipe (class B) Complete with suitable MS clamps for LED steet light fitting and SMC box with PVC unsheathed copper leads of 1.5Sq.mm from SMC box to fitting and with painting of suitable colour.

Supply and Laying of 4 x 16 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 4 x 16 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.

Supply and fixing of of brass cable gland for 4 x 16sq.mm PVC armoured LTUG cable with earth connection.

Coil earth to street light poles with No.8 SWG GI wire of 11.5metres of length in which 10metres of total length compressed in to a coil of one meter length (75mm to 100mm dia) connected suitable with hexagonal earth bolt of size 8mm in to 25mm welded on the pole at one end with a coil position fixed on the earth.

Supply and laying of 3 ½ x 50sq.mm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75metre putting 0.15metre layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good.

Supply and clamping of 3 ½ x 50sq.mm PVC LTUG armoured LTUG cable on post or on wall through GI pipe.

Supply and fixing of brass cable gland for 3 ½ x 50sq.mm PVC armoured LTUG cable with earth connection.

Supply and providing cable end termination of 3½ x 50sq.mm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete.

Supply and laying of 22KV 3c x 185 sq.mm HT Three Core Power Cables - Aluminium Conductor Compact Circular Aluminium Conductor, XLPE Insulated cable in a trench to be excavated at a depth of 1 metre putting 0.15 mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good.

Supply and providing cable suitable 22KV 3 core 185 sqmm XLPE HT UG cable with necessary indoor type heat shrinkable Termination kit and accessories with termination complete

Supply of air termination rod of 3 mtr length of material AlMgSi of diametre ø 16/10 mm crimped on both the ends(Tappered Type) Test Parameter for 4 mtr vertical air terminal a)ELectrical Resistivity b) Tensile Strength c) Condition of Salt Mist

Supply and Installation of Stainless Steel 304 grade Test Joint with enclosure to interconnect between 8 mm Al. round conductor to 10 mm copper bonded round conductor. Test Parameter: Salt Spray Test for test joint plate -No sign of Corrosion Tested as per IEC 62561-1

Supply and Installation of Maintenance Free Copper bonded Earth rod of 3048mm length having the dia of 17.2 mm with copper coating thickness of 254 microns. The rod has been tested for Dimension, Marking, Tensile Strength, Salt mist, coating thickness, Electrical resistivity test before and after corrosion test as per IEC 62561-2 & UL 467. Supply and Installation of earth enchancing mineral compound tested for leaching and TCLP with NABL accredited Lab as per IEC 62561-7 -25 kg. Supply and Installation of Earth rod clamp made for terminating cable/ flat conductor.

Supply and Installation of Stainless steel SS 304 Grade Conductor Holder for fixing the 8 -10 mm dia round conductor on the wall . Test Parameter: a) Mechanical Load b) Environmental Test Tested as per IEC 62561-4

Supply and Installation of Rust resistant non corossive 10 mm dia Copper Bonded Steel round conductor used for Earth termination inside the concrete and soil. Test parameter: a) Short circuit current test for copper bonded conductor:Test 6 kA ratings, as per cross sectional area for 1 sec (IS3043/IEEE80); b)Electrical Resistivity before & after salt mist spray test: 0.25µΩm max. c)Tensile Test 290 to 510 N/mm². d)Adhesion no peel or crack & Bend test no seperation of Cu, e)Cu Coating thickness min. 70µm. Tested as per IEC 62561-2.

Supply and Installation of 8mm dia Aluminium alloy Solid Round Conductor of material AlMgSi used in air termination and down conductor system . Cross sectional area of conductor should be 50 mm². Test Parameter: a.Lightning impulse current of 100kA for 10/350 µs b.Electrical resistivity - 0.034 µΩm, c.Tensile strength - 178 MPa or N/mm² d. Salt spray - No Sign of Corrosion. Tested as per IEC 62561-2.

Supply, erection, testing and commissioning of 500KVA, 22KV, 433V, HV - Delta, LV Star off load tap changing, copper wound, outdoor type, distribution Transformer as per IS 1180(Level II) ON AN cooled, confirming to relevant IS 1180 / IEC 60076, Level-II Class A Insulation and mounted on 300 x 90 x 6mm base channel bolted to a suitable RCC plinth of height 5' and RCC foundation to a depth of 2' with reinforcement by suitable MS rods 150Kg / m3 capable of bearing 2 ton weight and connected works fitted with the following: 1) HT Cable End box suitable for connection of 22KV 3c x 300 sq.mm HT cables & LT Cable end box suitable for 3runs x 3.5c x 400 Sqmm cable 2) Bucholz relay with shut off valve, alarm and trip contacts. 3) Dehydrating silica gel breather. 4) Conservator with oil filling pipe, cap and drain plug valve. 5) Tank drain cum bottom filter valve with plug. 6) 4 Nos. plain rollers uni and bi-directional under base channels with skid. 7) Dial type thermometer with pocket to measure oil temperature stem type. 8) Tank top filter valve with plug. 9) Explosion vent with diaphragm.

10) Oil level gauge with marking. 11) Two body earthing terminal and additional neutral bushings for solid earthing. 12 Rating and terminal marking diagram plate. 13) Lifting hooks/ Lifting eyes/ Jacking pad to facilitate easy movement of Transformer to ground level, cover lifting lugs. 14) Off load hand operated tap changing switch at standby height from ground level. 15) Tapping on primary winding for voltage variation +5% to -5% in steps of 2.5%. 16) Welded and detachable radiators. 17) Air release device. 18) The transformer should be supplied with first filling of oil as per IS 335 with high dielectric strength, BDV and flash point. 19) Monogram plate. 20) Shut off valve for surge relay 21) Oil surge relay 22) All removable covers shall be provided with weather proof hot oil resistant, resistance gaskets to prevent leakage of water into core, and oil from the tank with low no load loss 1100W and full load loss 6400W, impendence 5% with temperature rise oil / winding 50° - 55°C. (Make: CREL / Rowsons/SPS or its equivalent)

Supply and fixing of Neutral CT protection class 200/5A with suitable outdoor type MS enclosure, busbar arrangements with necessary angle iron arrangements, control cable connection from ACB to Neutral CT box etc.,

Supply and run of 25mm x 3mm tinned copper flat with necessary clamps/ supports on wall/ floor/ ground for earth connection.

Supply and run of 50mm x 6mm tinned copper flat with necessary clamps/ supports on wall/ floor/ ground for earth connection.

Supply and Run of 1 of No.8 SWG copper wire in suitable PVC rigid pipe on wall/ floor/ ground for earth connection.

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry

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