NIT 5 Item 9

Dismantling of defective component of APFC panels suchas capacitors ,relays ,lights ,contactors includingdismantlingofincomingandoutgoingconnectionetc.asrequiredatsite.

SupplyofSuperHeavydutyRoundtypecapacitorsofvariouscapacitiesratedat440V,50Hz,3phaseAC,completewithterminalcoverand discharge device-make standard

Bankingofcapacitorunitstoformbanksofsuitablecapacitybyelectricialinterconnectionwithmultistrandcopperwires/Al.busbars using necessary mountings and hardware, etc. as required at site

Supply of triple pole capacitor duty contactors to replace defective contactors in APFC panel , suitable for 25 KVAr capacitors , make L&T/Schneider/Havells

Supply of triple pole MCB up to 63 A to replace defective MCB in the capacitor panel- make L&T/Schneider/Havells

Supply of triple pole MCB up to 32A to replace defective MCB in the capacitor panel-make L&T/Schneider/Havells

Supply of microprocessor based APFC relay with digital display of power factor and other parameters for sensing power factor and giving has ed impulses to contactor coils for switching ON-OFF required no. of capacitors on receiving signals from Control CT in the main line-make Standard

Supply of LED indication light of various colours to replace defective lights in various stages of capacitor panel - Make: FTC/ standard

Supply of pushbutton sets to replace defective push buttons in APFC panel-make FTC/standard

Servicingofpanelsincludingcompletedustingofallcomponents,cleaningof contact point with CTC solution, decarbonising of various joints, tightening of all nut bolts ,sleeving of live parts alignment of doors to prevent ingress of moisture and vermins and touching of rusted parts of the panels etc. as required at site.

Installationofallabovecomponentsintheexistingcapacitorbankswithsuitablefabricationworktoaccommodatenewitemsintheexisting enclosure/ structure for alignment of components and ease of termination complete with hardware on the mounting structure and termination of existing cables with lugs, tapes etc. complete with earthing of the capacitor banks , touching the rusted parts of the structure with paint for protection from moisture etc. as required at site. Testing& commissioning of APFC panels bank as per required parameters including following:

i. Meggering of all equipments for phase to phase, Phase to neutral and phase to earth. Programming of APFC relays for target power factor .All function tests Monitoring of power factor

B. REPAIROFSTATIC CAPACITORS OFTRANSFORMER Checking of capacitors and dismantling of defective capacitors from static capacitor banks including dismantling of terminations ,wirings ,hardware, as required at site.

Supply of Super Heavy duty capacitors of various capacities rated at 440V,50Hz,3phaseACcompletewithterminalcoveranddischarge devicefor replacement of defective capacitors of staticcapacitorbanks-makestandard

Bankingofcapacitorunitstoformbanksofsuitablecapacitybyelectricialinterconnectionwithmultistrandcopperwires/Al.busbars usingnecessarymountings and hardware,etc.as required at site.

Installation & connectionof capacitors as describedabove usingnecessaryhardware,moutingarrangement andterminationwith multistrandcopperwires,lugs,tapesetc.asrequiredatsite.

bhawani electrical system