Indian Institute Of Technology-IITB has published Tender For Providing Power Connection To The Newly Constructed Diamond Lab And Providing 250Kva Dg With Amf Panel For Diamond Lab In Iit Madras Campus. Submission Date for this Tender is 05-03-2024. Electrical Panel Tenders in madras Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | MV PANELS |
| 2 | Main MV Panel(Drawing to be approved by engineer in charge before supply) |
| 3 | SITC of CPRI approvedpowder coated Siemens grey colour indoor type PCCPanel (Panel-1) with front opeated handle. The panel should have micro processor based multifunction meter-02 No., Earth leakage relay-02 No., R-Y-B indication lamp - 02 set (3 nos. each) and ON OFF Trip indication lamp-02 set (3 nos. each). Incomers and OutgoingsMCCBs should have thermomagnetic release and terminal spreaders, SLD to be pasted on the panel. The busbar should be rated minimum for 1.2A current density and the main basbar should be suitable for carrying minimum 630A. Control MCB and other meters should be mounted in separate chamber. All lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate is inclusive of lebling). Incomer : 630A 36kA FP MCCB 01No., Outgoing: 630A 36kA TP MCCB: 01no., 400A 35kA TP MCCB: 2 No., 160A 16kA TP MCCB: 2 Nos.; 125A 16kA TP MCCB: 1 Nos. |
| 4 | AMF Panel |
| 5 | Supplying,fabricating,installing,testing and Commissioning of automatic mains failure panel enclosed in a suitable AMF enclosure including auto by pass panel,suitable for 250kVAsilent type DG set complete with relays,timers,set of CTs for metering & protection and energy analyser to indicate currents, line and phase voltages, frequency,power factor, kWh, KVArh and provisions of over load, short circuit, restricted earth fault , under frequency and elsewhere required, all complete interlocking including the following |
| 6 | a) 2 Nos. 630 amps 4 pole 35kA MCCB.with Micro processor release & front operated handle (EB incomer/DG incomer/Load) |
| 7 | b) 2nos 630amps 4 Pole power contactors with 2NO and 2NC( EB/ DG) |
| 8 | C) Out Goings |
| 9 | (i)400A 35kA TP MCCB- 3 Nos |
| 10 | (ii) 125A 16kA TP MCCB-3 Nos |
| 11 | d) Auto/Manual/Test/off selector switch |
| 12 | e)3 sets of current transformer 15 P 10 accuracy for protection and 15 VA class 1 for metering. |
| 13 | f) Energy analyser unit to indicate current voltage frequency power factor and kWH. |
| 14 | g) Indicating lamps for load on mains and load on set |
| 15 | h) fuse for instruments |
| 16 | i) Battery charger,complete with transformer/rectifier,DC voltmeter and ammeter selector switch for trickle,off and boost and current adjustments. |
| 17 | j) NB 2 relay for AMF operation to facilitate theMain supply failure monitor and the following controls |
| 18 | k) Supply failure timer |
| 19 | l) Resoration timer |
| 20 | m) Control unit with three impulse automatic engine start/stop and failure to start lockout. |
| 21 | n) Impulse counter with locking and reset facility |
| 22 | o) ON/OFF/control circuit switch with indicator |
| 23 | UPS Panel |
| 24 | SITC of CPRI approvedpowder coated Siemens grey colour indoor type UPS power distribution panel (Panel-3) with front opeated handle. (2 nos of Incomers should be electrically interlocked) The panel should have micro processor based multifunction meter-02 No., Earth leakage relay, R-Y-B indication lamp -06 set(3 nos. each) and ON OFF Trip indication lamp-02 set(3 nos. each) for incomers . Incomers and OutgoingsMCCBs should have thermomagnetic release and terminal spreaders, SLD to be pasted on the panel. The busbar should be rated minimum for 1.2A current density and the main basbar should be suitable for carrying minimum 400A. All lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate is inclusive of lebling). Incomer1: 400A 36kA TP MCCB -1No., Incomer 2: 400A 36kA TP MCCB-1No., Buscoupler: 400A 50kA 4P-1No MCCB. Out going:250A 16kA TP MCCB: 4 Nos., The panel should have porvision of 2 nos of additional spare compartment for future provisions. |
| 25 | Distribution Boards/ MCCB"s /MCB"s |
| 26 | SITC of following DBs. All individual circuits are need to be ferruled, button taped and labeling to be done. SLDs to be pasted inside DB door as instructed by Engineer-in- charge. |
| 27 | 12 Way 3phase VTPN DB along with 125A incoming 25kA TPN MCCB with thermomagnetic release and terminal spreaders inside DBs as required. |
| 28 | 8 Way 3phase VTPN DB along with 125A incoming 25kA TPN MCCB with thermomagnetic release and terminal spreaders inside DBs as required. |
| 29 | UDB- 8 way 7 Segment, Double Door, TPN DB having 63A 4P MCB as incomer and 3 nos of 40A 30mA RCCB, 24 nos of 5A to 32A SP MCB as instructrd by Engineer-in-charge. |
| 30 | LDB- 2+4 waysheet steel, 240V Single phase Neutral Distribution Board having 32A 2P MCB as incomer and 04 nos of 5A to 32A SP MCB as instructrd by Engineer-in-charge. |
| 31 | SITC of240/415 V, 10kA, "C" curve, MCB suitable for inductive load of following poles inside DBs as instructed by Engineer-in- charge. |
| 32 | 5A to 32A Single pole. |
| 33 | 63A Triple pole. |
| 34 | 63A Four pole. |
| 35 | SITC of 400A 36kA 4P MCCB with thermomagnetic release and terminal spreaders inside the approved company make powder coated Siemens gray colour cubicle enclosure box along with Front operating handle. lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate shall be inclusive of lebling) |
| 36 | SITC of 250A 36kA 4P MCCB with thermomagnetic release and terminal spreaders inside the approved company make powder coated Siemens gray colour cubicle enclosure box along with Front operating handle. lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate shall be inclusive of lebling) |
| 37 | SITC of 125A 36kA 4P MCCB with thermomagnetic release and terminal spreaders inside the approved company make powder coated Siemens gray colour cubicle enclosure box along with Front operating handle. lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate shall be inclusive of lebling) |
| 38 | SITC of 4 pole 63A 10kA C curve MCB inside the approved company make powder coated Siemens gray colour cubicle enclosure box along. lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate shall be inclusive of lebling) |
| 39 | SITC of 4 pole 6A to 32A 10kA C curve MCB inside the approved company make powder coated Siemens gray colour cubicle enclosure box along. lebling to be done with suitable sticker/paint as instructed by Engineer-in charge. (Rate shall be inclusive of lebling) |
| 40 | MV LTUG Cables & Terminations |
| 41 | Supplying and laying offollowing sizes of copper/ Aluminium coductor pvc insulated XLPE and pvc sheathed armoured UG cable direct in ground including excavation,sand cushioning protective covering with bricks and refilling the trench etc as required as per standard or in the existing cable tray as instructed by engineer in charge. |
| 42 | 3.5C x 400 Sq mm Al. Ar. LTUG cable |
| 43 | 4C x 150 Sq mm Al. Ar. LTUG cable |
| 44 | 4C x 50 Sq mm Al. Ar. LTUG cable |
| 45 | 4C x 10 Sq mm CU. Ar. LTUG cable |
| 46 | 4C x 6 Sq mm CU. Ar. LTUG cable |
| 47 | 5R x 1C x 95 Sq mm FRLS insulated industrial ISI marked flexible Copper conductor cable in 100 mmx 50 mm CMS |
| 48 | Supply and making End termination with single brass compression gland and lugs of following size of PVC insulated cable (with PVC gland and Copper lug for flexible cable) , as instructed by engineering in-charge. All armour cable glands need to be earthed with proper gland earthing clip and PVC gland to be provided for flexible cable. |
| 49 | Upto 4C x 400 Sq mm cable. |
| 50 | Upto 4C x 150 Sq mm cable. |
| 51 | Upto 4C x 50 Sq mm cable. |
| 52 | Upto 4C x 10 Sq mm cable. |
| 53 | Upto 95 Sqmm 5R x Cu. LTUG cable |
| 54 | CABLE TRAY |
| 55 | Supply and installation of following size of Hot dipped Galvanished Iron cable tray(Galvaninished thick ness not less than 50 micron)cable tray, joint with connectors inside the existing false flooring or in the wall or suspended from the ceiling with G.I. suspenders or supports including G.I. bolts & nits etc as per site condition as instructed by engineering in-charge. approval of sample is required before execution. |
| 56 | 300mm x 62.5 mm x 2 mm perforated |
| 57 | Earthing |
| 58 | Supply and installation of Earthing with copper plate 600 mm x 600mm x3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 mtrs long etc. as instructed by engineer in-charge. The inentification no./name, value, date of installation to be mentioned top of the cover. |
| 59 | Supply and fixing of 25mm x 5 mm copper strip Parallal to the watering pipe in side earthing or inside the cable treanch or at 0.5 mtrs below ground as strip earth electrod, jointing to be done by overlapping with 2 set of G.I. nut bolt&spring washer spaced at 50 mm) as instructed by Engineering-in-charge. |
| 60 | Supply and fixing of 50mm x 10 mm G.I. strip, jointing to be done by overlapping with 2 set of G.I. nut bolt& spring washer spaced at 50 mm as instructed by Engineering-in-charge. |
| 61 | Supply and fixing of 25mm x 5 mm G.I. on surface or in recess or 0.5 mtrs below ground etc as required (In case of Cable tray earthing 2R of strip to be layed before laying cable, jointing to be done by overlapping with 2 set of G.I. nut bolt& spring washer spaced at 50 mm) as instructed by Engineering-in-charge. |
| 62 | Supply, laying and termination(Cost of lug is inclusive) of of 1R x 1C x 16 sq mm FRLS PVC insulated ISI marked single core copper conductor inside PVC conduit as instructed by Engineering-in-charge. |
| 63 | Lighting, wiring and Sockets |
| 64 | Supply and installation of followinglight fittings with necessary connections.The model will be got approved from the Engineer Inchargebefore installation |
| 65 | Industrial highbay LED light 100W (Phillips Model - BY515 LED100 or equivalent, Model to be approved before supply) |
| 66 | 25W Street light LED fitting complete set with built in Drive. ( CROMPTON LSTS-25CDL-M OR EQIVALENT IN PHILIPS) in suitable MS tubular poles/pipes(Rate is inclusive of welding, drilling etc.) |
| 67 | SITC of modular timer switchesMaxi Rex 4QTBEqvt in L&T and GE with 40A power contractor(Model- Legrand 412545 - 40A or equivalent) including necessary connection in a suitable enclosure box. |
| 68 | Supplying and fixing of following modular switch/ socket on a modular plate & G I /PVC switch box including connectionsas required (Marking to be done for essential and non essential sockets) |
| 69 | 5 amps socket controlled by 5 amps switch. |
| 70 | 6/16 amps. socket controlled by 16 amps. one way switch. |
| 71 | Supplying and fixing of following size DLP PVC trunking with all accessories including lids end caps, flexible internal/external corners flat angles,Flat tee, joint cover wherever necessary with cable divider, required type of modular box etcas per the site requirements |
| 72 | 100x50 |
| 73 | 50x50 |
| 74 | Supply and laying 6R x 4mm2 of FRLS single core multi starnd wire inside 25mm approved company make PVC conduit in existing cable tray or existing CMS or clamp in the wall as required as instructed by engineering in-charge. Earmarking, ferruling and lebeling are required.(Rate is inclusive of all accesseries and termination). |
| 75 | Supply and laying 4R of 6mm2 + 2R of 6mm2 of FRLS single core multi starnd wire inside 25mm approved company make PVC conduit in existing cable tray or existing CMS or clamp in the wall as required as instructed by engineering in-charge. Earmarking, ferruling and lebeling are required.(Rate is inclusive of all accesseries and termination). |
| 76 | Supply and laying 2R of 6mm2 + 1R of 6mm2 of FRLS single core multi starnd wire inside 25mm approved company make PVC conduit in existing cable tray or existing CMS or clamp in the wall as required as instructed by engineering in-charge. Earmarking, ferruling and lebeling are required.(Rate is inclusive of all accesseries and termination). |
| 77 | Point wiring in PVC conduit, with modular type switch/regulator wiring for light point/ fan point/ exhaust fan point/ call bell point/ 6 amps switched socketwith 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, with modular switch, modular plate, suitable GI / PVC box, ceiling rose, round block and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc as required and instructed by the engineer incharge.Group C |
| 78 | Wiring for group controlled (looped) light point/fan point/exhaust fan point/ call bell point ( without independent switch etc.) with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, and earthing the point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. as required and instructed by the engineer incharge. Group C |
| 79 | SITC of 1200MM sweep super efficient BLDC / Orient PSPO ceiling fan with 3 leaf , 5 speed completely pre wired up to the terminal block complete as required(Rate is inclusive of regulator).The sample to be got approved before procurement. |
| 80 | DIESEL GENERATOR SET |
| 81 | Supply , installing Testing and commissioning of Silent Type Generating set along withprime power rating of following rating. |
| 82 | a) Diesel Engine: |
| 83 | Diesel Engine suitable for 250 kVA, 415 volts 50HZ at 1500 RPM constant at NTP conditions, 0.8 lagging power factor , alternator, developing 307 BHP, water cooled,6 cylinder 4in line stroke, turbo charge, Electric Start with electronic governor and comply the latestemission Norms CPCB IV + effect from01-07-2023 . (Also see the attached Specification) |
| 84 | b) Engine mounted instrument panel fitted with and having microprocessor based digital display for following: |
| 85 | i) Start-stop switch with key |
| 86 | ii) water temperature indication |
| 87 | iii) Lubrication oil pressure indication |
| 88 | iv) Lubrication oil temperature indication |
| 89 | v) Battery charging indication |
| 90 | vi) RPM indication |
| 91 | vii) Over speed indication |
| 92 | viii) Low lub.Oil trip indication |
| 93 | ix) Digital Engine Hours indication |
| 94 | x)Auto&Manual Selection |
| 95 | c) Alternator: |
| 96 | Supply and erection of Suitable rating Synchronous alternator to be coupled with the r 250kVA Diesel Engine , 415volts at 1500 RPM, 3phase 50Hz, AC supply with 0.8 lagging power factor at 40 degree C, 50% RH & at 1000 MeterMSL.The alternator shall be having SPDP enclosure, brushless, continuous duty, space heaters,self-excited and self -regulated through AVR, Voltage regulation +/- 0.5% rated voltage from no load to full loadconfirming to IS: 4722/BS: 5000 suitable for tropical conditions and with class "H" insulation. |
| 97 | d) Base Frame & Foundation: |
| 98 | Both the engine and the alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendation of manufacturer. Necessary foundation also included in the scope of the contractor and as per the recommendation drawings givenby the manufacurers.All the drawings are properly submitted to the Engineer incharge of IITMadras and execution will be taken up after the approval of drawings. |
| 99 | e) Fuel Tank: |
| 100 | Integral FuelTank as per manufacturers recommendation provided with drain plug air vent, inlet and outlet connection level indicator and provision for cleaning and direct filling. |
| 101 | f) Exhaust System: |
| 102 | Dry exhaust mainfold with hospital exhaust silencer and cayalytic convertor. |
| 103 | g) Starting system: |
| 104 | 2 Nos 12V 180AH battery or 24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable nos. of batteries (25 plates, 180 Amp. Hour capacity lead acid type) as required as per specification. |
| 105 | h)The standard manual control panel with hinged doors undrilled botom gland plate accomadatiing the following a) 630A 4P MCCB 35kAwith U/V, OLR and SC protection of reputed make as per approved list enclosed, b) Neutral link, c)Continious display (digital) A/V/HZ /kW/PF/kVA meters, d) kWhr Meter, e) Current Transformers, f) indicatiing lamps for supply ON and Load ON, g) instrument fuses,h) Earth fault Relay, i) controls for Alternator space heaters j) Aluminium Busbars |
| 106 | i) Accoustic and weather proof enclosure with CRCA sheet with High quality noise absorbant and fire -retardant grade acoustic insulation material( Rockwool) complying to IS8183.and arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere as per standard specifications.The enclosure should specially designed to meet stringentlatest MoEF/CPCB norms @1mtr at 75% load under free field condition. The work should be inclusive of Civil foundation as recomended by OEM and CEA approval. |
| 107 | Charges for getting aprroval from CEA for the above installations by submitting proper drawings etc. |
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