ThanthaiperiyarHT_2026

Two pole 11 KV H.T Structure:-Supply and erection of 2 pole 11 KV H.T structure of 33 feet RS Joist pole with 10 feet center to center on either side with MS angle cross bracing and mass concreting of poles to a depth of 6’ and with masonry pedestal to a height of 2 feet and providing HT Strain disc insulator and O SWG size copper conductor from supply authority 2 pole structure to consumer pole with painting of all metal parts complete with supply and erection of The following HT accessories as per IE and CEIG rules and regulations. 1)2 Nos. of 33 feet length Tubular/ RS Joist pole with pole caps and base plate 450x450x6mm with RCC with concrete foundation. 2)1 set of 3 Nos. 11 KV strain disc insulators with metal parts on suitable top channel made out of 4" x 2" x 1/2" iron channel to receive E.B supply 2pole structure to feed HT supply to 2 Pole structure and suitable clamps. 3)1set of gang operated 11 KV horizontally / vertically operated pin insulator type AB switch complete with guide operating handle at 1.1 to 1.2m above ground level with lock on suitable double channel and angle iron cross arm with channel size 4" x 2" x 1/4" complete with suitable clamps. 4) One set of ( 3 Nos per set) 11 KV lightning arrestors mounted an suitable channel iron of size 4" x 2" x 1/4" complete with suitable clamps

5) One set of (3 Nos per set) 11 KV drop out fuses with operating rod on suitable double channel and angle iron of size 2" x 1/4" complete with cross arm channel and suitable clamps with clearance of 2m from the live part of AB switch to the channel. 6) 2 sets of (3 Nos per set) 11 KV pin insulator etc. fixed on suitable channel iron frame work for supporting to the copper jumper. 7) Supply and fixing of required cross bracings made of suitable M.S Angles of size not less than 2 1/2" x 2 1/2" x 1/4" and other supports to keep the structure in balance. 8) Providing necessary HT connections and jumper connections from the E.B, H.T Structure to consumer 6pole Structure, Zero SWG HD bare copper conductor for giving necessary connection and jumper connection from 11 KV strain disc insulator to HT AB Switch, AB switch to lightning arrester, lightning arrester to D.O fuses through pin insulator complete with color coding. 9) Supply and fixing of 11 KV Metal Danger Board with letters and figures and conventional skull and bones in signal red in white background-2Nos 10) Painting the complete structure with a primary coat of red oxide and then by two coats of approved aluminum paint. 11) 2 Nos of stranded stay wire arrangements with guy shackle insulators at not less than 10' from ground stay rod protected at ground level by concreting

250KVA Transformer Supply and erection,testing and commissioning of 250 KVA 11KV 433V,50HZ Dyn 11 Vector Group Oil imersed Naturallay cooled, 3 phase Double Wound,along with off load tap changer and breather for use on system (5 position tapping) with first filling of oil and other fittings and accessories as per IS 2026/IS335/IS2099 includes standard accessories. (The above rate is subject to I.E.E.M.A. price variation clause.) and the construction of suitable plinth for the transformer with suitable spacing arrangements with necessary base concreting, fixing the transformer on the plinth including transporting charges etc. as the following:(Delta/Indotech)(250 KVA, 11 KV / 433 V Outdoor Oil Cooled Transformer with off Circuit (As per IS 1180-Level 1) A) HV cable end box suitable for connecting 3 1/2 core 185 sq.mm 11 KV XLPE HT cable. B) LT Cable end box suitable for connection 3 run of 31/2 x400 sq.mm LTUG cables. C) Conservator with shut off value. D) Dehydrating silicagel breather. E) Conservator drain plug value. F) Tank drain plug value. G) 4 Nos. plain rollers. H) Thermometer pocket with thermometer with capillary tubing for maximum reading position.

I) Drain plug value. J) Filter value. K) Oil filling hole end cap. L) Oil level gauge. M) Two body earthing terminal. N) Rating and terminal marking diagram plate. O) Lifting hooks/ Lifting eyes/ Jacking pad to facitate movement to Transformer and easy ground level. P) Off load hand operated tap changing switch at standby height from ground level. Q) Tapping on primary winding for voltage variation +5% to -5%. R) Neutral on L.V. side to be available for 4 wire supply and brought out through pushing for earthing. S) Air release device. T) The transformer should be supplied with first filling of oil. U) 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 4.33% (Make: CREL / Indotech / Kirloskar electric company).

Main MV Panel : Supply and Errection of 630A capacity dust and vermin proof cubical panel board made up of 14 SWG CRCA sheet steel with supply and fixing of the following interior mounting fuse switch with HRC fuses arrangement in two Horizental rows with a central bus bar chamber and two ends one on each side next to the fuse switch chamber and cable alloy conforming to IE rules INCOMER: 630A 4 Pole ACB (L&T,siemens) withmanual draw out type 500 KVA transformer with shunt release & U/V relese with following requirements there of,-2 No.(EB and GEN) METERS: Multi funtional panel Meter (L&T) type 4380 T 442200. PROTECTION: TP ND IDMT 20 C + 1EF relay with highest instt element. Similar Like Mega win type MCDG 619 incoming-1 No) TP ND IDMT 20 C + 1EF relay similar like megawin type MCDG31 master trip relay megawin M.V. AJH 13 (Incoming 1 No, Out going - 1 No) Breaker ON/ OFF Auto Trip/ Healthy Trip /Spring Charged Indication ( Incoming 5 nos , Out going 5 Nos) Phase Indication lamps RY and B ( Incoming 3 Nos) Controal wiring

Controal wiring 400 A copper Bus bar PVC sleeved and reguired panel. Controal switch TNC ( Incoming 1 No.Out going 1 No.) Trip circuit Healthy push button ( Incoming 1 No.Out going 1 No.) Common for switch gear MCB's AC/DC control heater ON/OFF switch with space heater and thermostat single phase switch socket cubicle illumination lamp, disconnecting type terminal block etc. MS sheet enclosure for indoor installation powder coated with paint shade siemens grey provision through bottom entry to receive incoming or outgoing ( Make system control/ Mege win electro technical/kirloskar electric)with Interlocking in 2 Nos lock and one key in mechanical arrangements OUTGOING: 400A TPN switch disconnector fuse units interior only with HRC fuse Double Break Switch-6 Nos 250A TPN switch disconnector fuse units interior only with HRC fuse Double Break Switch - 4 Nos. 125A TPN switch disconnector fuse units interior only with HRC fuse Double Break Switch -4 Nos. Space for fixing 200A switches in future- 2 Nos. (All the TPN Switch should be Siemens / L&T with Front Handle Make)

Supply and erection of 135 KVAR 8 Stage switching sequnce Automatic power factor correction wall mounting stand vermin proof cubical panel board make upto 16SWG MS Sheet steel with supply and fixing of the following interior mounting capacitor chamber, relay with metering chamber and compartmentalized outgoing feeders with suitable capacity / MCCB with thought fully designed panel with provision for louvers & Cooling fan for properventilation to manage heat load Incomer : 250A FP MCCB with Rotary Handle Outgoing :-8 Stage Capacitor Bank Contactors : Bharatia Cuttler Hammer Duty Contactors for reliabled trouble free operation Relays : World class solid state relays with TM2 technology as an option Capacitor : MPP Capacitor of 8 Stage from 1 KVAr to 60KVAr capacitor Busbar:50x6mm Tinned Copper Busbar Metering : 1). Ammeter 2). Voltmeter with CT Coil 3). Advance Micro Controller based intelligent power factor controller with self-diasnostic sensing and control of capacitor bank stages with Digital network analyser with software formenitonity and saving para meter Indication : R,Y,B The panel should be Epoxy based paint shade RAL 7032 and mounting plate with Foarm gas cutting for surtained ingress protection of the panel. the whole arrangement should be erection on the wall with suitable angle iron support with necessary earth connection for each and every capacitor with copper earth leds of suitable size asper IER/CEIG secfication. with signal cable from Main MV Panel to Capacitor complete with End termination. DATA-C (135KVAr Capacitor Panel)

Supply and clarnping of 3 Run of 31/2 x 185 sq.mm. PVC LTUG armoured cable on post or on wall with MS clamps (From TR to MV panel) etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of brass cable gland for 3-1/2 x 185 sq.mm. PVC armoured LTUG cable with earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and providing cable end termination of 3-1/2 x 185 sq.mm. PVC armoured LTUG cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete etc., complete complying with standard specification and as directed by the departmental officers.

Supply and erection of following safety items; 1. 2mx1mx20mm thick 11 KV grade rubber mat - 8 Nos. 2. 9 litre fire bucket 4 Nos. with stand - 1 set 3.5 Kg capacity dry powder type fire extinguisher - 4 Nos. 4. Rubber hand glove 11 KV - 2 set 5. First aid box with medicine - 1 set 6. Earth discharge rod with 20 mt. long 7/20 sheathed cu wire - 1 No. 7.Dropout fuse operating rod - 1 No. 8. Megger 500V - 1 No. 9. Clamp meter 0-1000A - 1 No.etc., complete complying with standard specification and as directed by the departmental officers.

Supply and Laying of 3 1/2 x 150 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 etc., complete complying with standard specification and as directed by the departmental officers.

Supply and clamping of 3 1/2 X 150 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of brass cable gland for 3-1/2 x 150 sq.mm. PVC armoured LTUG cable with earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and providing cable end termination of 3 1/2 x 150 sq.mm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete etc., complete complying with standard specification and as directed by the departmental officers.

Earthing as per the ISI specification with an earth electrode of 2.1mt class 'B' GI pipe of dia not less than 40mm, with copper earth plate of siAe 125mm x 50mm x 6mm, with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry etc., complete complying with standard specification and as directed by the departmental officers.

Supply and run of 25mm x 3mm tinned copper flat with necessary clamps / supports on wall / floor / ground for earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and run of 25mm x 6mm tinned copper flat with necessary clamps / supports on wall / floor / ground for earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and Run of 1 of No.8 SWG copper wire in suitable PVC rigid pipe on wall / floor / ground for earth connection (All Power DB's) etc., complete complying with standard specification and as directed by the departmental officers.

Supply and run of 25 x 3mm copper flat of 30cm length on suitable bus insulators with necessary bolt and nuts. (Earth Bus) etc., complete complying with standard specification and as directed by the departmental officers.

Provision towards preparation of site plan , physical layout electrical line schematic diagram ,10 sets getting drawing approval from Central Electricity authority (Measures safety to eletricity) regulation , preparation of completion report , rectificate, preparation of one set approved drawing and copy of safty certificate in a neat frame work and payment of CEIG 's inspection fees (As Per quotation) etc., complete complying with standard specification and as directed by the departmental officers.

Removing and Re-errection of Existing 315 Amps panel (existing panel room to MV panel room) with cable gland and cable termination with earth connection. The panel board should be mounted on 75mm x37mm MS channel provided all round at bottom of the panel. The whole arrangement should be erected on a masonry pedestal to be constructed with suitable foundation bolts and nuts such that the lowest switch handle is at a height of 0.75 m from the ground level with necessary earth connection as directed by the departmental officers etc., complete complying with standard specification and as directed by the departmental officers.

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) ( 4 points / Coil) Higher End etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 4'20W twin box type LED flu Fitting (Higher end) complete with conduit pipe suspension from the ceiling with LED flu tube with PVC unsheathed leads from terminals to the fitting etc., complete complying with standard specification and as directed by the departmental officers.

supply and fixing of 48W LED street light fitting with LED (Higher end) with 25 mm dia. GI pipe (class B)with 1 no. 25 mm GI bend complete on the existing post/ on wall with PVC unsheathed copper leads with MS clamps and with painting (SD-457)

Supply and fixing of 1400mm (56") sweep AC ceiling fan High speed complete with 2 module 100W fan step regulator (Higher end) with 1 metre down rod on the existing fan clamp etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 300 mm (12") sweep (light duty) AC exhaust fan complete with necessary wall opening and making good of the wall etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of louvers shutters arrangements for 300 mm (12") sweep light duty AC Exhaust fan etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 2nos.6A two module 5 pin socket , 2 nos. 6A one module switch with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. Higher End etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 2nos.6/16A two module socket , 2 nos. 16A one module switch with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. Higher End etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 32A DP MCB in suitable sheet steel enclosure in flush with wall with earth connection (Higher end) etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 8 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 32A DP MCB switch as incoming and 6 nos. 6A to 32A SP MCB as outgoing in flush with wall with earth connection only. Higher End (lab Building light) etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 4 way Horizontal Triple pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 40A 4P MCB Isolator as incoming and 12 nos. 6A to 32A SP MCB as outgoing in flush with wall with earth connection only. Higher End etc., complete complying with standard specification and as directed by the departmental officers.

Supply and run of 2 of 1.5 sqmm (36/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V Grade in suitable PVC rigid pipe concealed in wall and ceiling with and making good of the concealed portion with suitable colour etc., complete complying with standard specification and as directed by the departmental officers.

Supply and Run of 2 of 2.5 sq.mm. (36/0.3) PVC insulated SC unsheathed copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with continuous earth wire connection by 2.5 sq.mm.PVC insulated SC unsheathed copper wire and making good of the concealed portion with suitable colour etc., complete complying with standard specification and as directed by the departmental officers.

Supply and Run of 2 of 4 sq.mm. (56/0.3) PVC insulated SC unsheathed copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with continuous earth wire connection by 4 sq.mm. PVC insulated SC unsheathed copper wire and making good of the concealed portion with suitable colour etc., complete complying with standard specification and as directed by the departmental officers.

Supply and run of 4 of 10 sqmm PVC insulated SC unsheathed FRLS copper conductor of 1100V Grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sqmm PVC insulated sc unsheathed copper wire and making good of the concealed portion with suitable colour etc., complete complying with standard specification and as directed by the departmental officers.

Supply and clarnping of 31/2 x 120 sq.mm. PVC LTUG armoured cable on post or on wall with MS clamps etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of brass cable gland for 31/2 x 120 sq.mm. PVC LTUG armoured cable with earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and providing cable end termination of 3-1/2 x 120 sq.mm. PVC LTUG aluminium armoured cable with necessary aluminium cable sockets by crimping etc with electrical connection complete etc., complete complying with standard specification and as directed by the departmental officers.

Removing and Re-errection of Existing 63.5 KVA panel Diesel generator set of 0.8PF, 3phase, 415/ 420Volts, 50Hz, 1500 RPM with standard control panel complete (existing MV panel room to New Academic Block) with cable gland and cable termination with earth connection etc., complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of 400 A Three phase 500V 4 Pole Change over Switch on suitable angle iron frame work with MS cable entry boxes with Earth connection only etc., complete complying with standard specification and as directed by the departmental officers.

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