Tender For Timer Panel And Phase Wire Work; 1 Supplying and drawing of XLPE insulated LT Aerial bunched Aluminium conductor cable confirming to IS 14255/1995 and IS 398 (Pt-4)/ 1994 and as per Discom Specs. on existing cross armsthrough I hook with all necessary T&P required including binding and twisting etc. complete in all respect as required. All as per pre approved by Engineer in-charge. For additional technical parameters of products/ work , refer Annexure A attached withthis BSR 2 1 X 25 sq. mm. + 1X25 sq. mm. (insulated) 3 Supply and fixing of LT porcelain shackle insulator as per IS:1443 1979 and as per Discoms standard specifications, suitable for working voltage 1100 volts including all accessories like GI Hardware fittings confirming to IS:7935/1975 (latest amended) Nut, Bolt etc. as required. All as per pre approved by Engineer in- charge.For additional technical parameters of product / work referAnnexure A attached with this BSR 75mm x 90mm 4 Supply and fixing of LT porcelain pin insulator as per IS 1445-1997 and as per Discoms standard specifications,suitable for working voltage 1100 volts including all accessories like MS Forged GI LT Pin confirming to IS:7935/1975 (latest amended) Nut, Bolt etc. as required. All as per pre approved by Engineer in-charge.For additional technical parameters of product / work refer Annexure A attached with this BSR100 mm x 70 mm 5 Supply and fixing of following LT Supporting accessories with nut bolt & Clamps made out as per standard Discoms specifications with two coats of Red oxide and two coats of Aluminium paint etc. as required. All as per pre approved by Engineer in-charge.For additional technical parameters of product / work refer Annexure A attached with this BSR Suspension clamp with eye hook (REC Standard) & pole clamp 6 SITCofwall/freestandingfloormounteddustandverminproofcompartmentalised cubical panelasperPWDspecificationfor electricalWorks, madeoutofCRCAsheet. Otherparametersrequiredasperpoint(a),(b),(c),(d)below:-(a)Thicknessofsheet shall not be less than 1.6 mm up to 600 mm length / width of any compartment and be of2.0mmabove600mm.Loadbearingstructureshallbeof2.0mmthicksheet supportedbybaseM.S. channelifrequired.Sidewallsandcablealleycompartments havingbolted type doorswith /without detachable extension type structure (b)panel shallbedulytreatedforderustingin7tankprocesswithdephosphatingandwith powdercoatingofminimum70micronsonbothsideofpanelindesiredshadeThe panelhavingPU/Neoprenerubbergasketofnotlessthan3mmthickness,required hardware, separate detachable gland plate M.S. base channel (min75mm) , hinged door withlockingarrangementforequipment/switchgear.(c)Interconnectionbetweenbus bar andswitchgears/cable shallbe rigidlysupportedandmadeoutbyflexiblecopper wires (up to 125 amp ) and by solid bus bar (>125 amp ) . All joints / interconnections of copper bus bar shall be dully tinned . Clearance between main bus bar and risers / metal parts shall be at least 10 mm additional to width of bus bar Bus bar is insulated by Heat Shrinkable sleeves . Earth and Neutral bus bar shall be half of the size of phase bus bar.(d)onlyouterareaonallsidesshallbemeasured&paneltobefabricatedonlyfromCPRIapprovedfabricator.AllasperdrawingpreapprovedbyEngineerincharge.For additionaltechnicalparametersofproducts/work,referAnnexureAattachedwith this BSR . SQ 7 Providing & Fixing of AC operated heavy duty 230 /440 Volt powercontactor as per PWD specification for electrical Works, ISI markedIS/IEC 60947-4-1 : 2000 having provision of mechanical interlocking,auxilary contacts, Din rail mounting type including aking connections, testing etc. as required. All as per pre approved byEngineer in-charge. For additionaltechnicalparametersofproducts/work,referAnnexureAattachedwith this BSR . 8 4 pole Power contactors with following AC 1 Rating , 40Amp 9 Providing&Fixingofmechanical/digitaltimeswitchhavingfollowingday/week programme and minimum 100 hours reserveand AC1 rating of 16-20 amperes including making connection,programming conforming to IEC 60730-1 and 60730-2-7 etc. asrequired.AllasperpreapprovedbyEngineerin-charge.Foradditionaltechnical parameters of products/ work , refer AnnexureA attached with this BSR . 10 One day & week reserve (digital type ) 11 Supply & Laying following size earth wire in horizontal or vertical run in ground/surface/recess including riveting, soldering, saddles, making connection with GI/Cu purity purity >95% thimble etc. as required. All as per pre approved by Engineer in-charge. For additional technical parameters of products/ work , refer AnnexureA attached with this BSR 10 SWG G.I. ( Hot Dipped ) Wire 12 Providing&Fixingof240/415VACMCBwithpositiveisolationof10kAbreaking capacity(B/C/Dtrippingcharacteristicaspertypeofloadandsiterequirement)4KV impulse withstand voltage, ISImarked IS 8828(1996)/ conforming to IEC 60898-1 2002, IEC60947-2, low watt losses, trip free mechanisum , energy limiting ofclass 3 as per IEC, minimum phase termination capacity of35sq.mm. , conductor line load reversibility , IP20 contact protectionand fitted in existing distribution board/sheets, minimum electricaloperation 20,000 upto 20 A rating and 10,000 upto 63 A, 5000 for 80A & above ratingincludingmakingconnections,testingetc.asrequired.OEMshallhavesubmit NABL/CPRI/ERDAaccrediatedlabtypetestreports&Allasperpreapprovedby Engineer incharge. For additional technical parameters of product / work referAnnexure A attached with this BSR 13 Double pole MCB(With B/C curve tripping Characteristics) 6 A to 32 A rating 14 Four pole MCB (With B/C curve tripping Characteristics) 50/63 A rating 15 Pipe Earthing as per IS:3043- 1987 with 3.0 Mtr. Long, 40 mm dia. B class G.I. Pipe IS: 1239 (Part-1) 2004, Equivalent to BS : 1387 with perforated holes of 12 mm dia ,including all accessories like nut, bolts, reducer, nipple, wire meshed funnel, and Heavy duty weather proof poly-propylene earth pit chamber with lockable Jam free lid suitable for safe working load 5000 Kg or more of size Top Dia. 225 to 260 mm, Bottom Dia 300 to 350 mm. and Height 250 to 300 mm. and embodying the pipe complete with alternate layers salt and coke/ charcoal, testing of earth resistance for value of 5 ohms or less as required & must record by engineer in-charge during site visit and ensure to enter in measurment book.All as per pre approved by Engineer in-charge. For additional technical parameters of products/ work , refer Annexure A attached with this BSR .
