NIT-6 (2023-24) item No.1

Servicing/ Repairing of APFC Switch Board and their allied work for improvement of power factor at Mandawali SPS and Geeta colony SPS. including all the required safety measures as per the guide lines issued by NHRC / NGT etc. and all the required works ,materials, arrangements , tools & tackles , workmanship , etc. and as per the site requirement , remodeling all the damages up to standard if occurred any complete in all respect satisfactorily by carrying out the following works :-Power factor work details at Mandawali SPS:Dismantling of defective components of APFC panel such as capacitors, Contactors,MCCB, MCB , indication lights, APFC relays including dismantling of incoming, outgoing terminations and hardware etc.

Supply of Heavy duty capacitors of various capacities, rated at 440V, 3ph, 50 Hz, complet. Make – L&T

Banking of capacitors of various ratings using necessary aluminum links/ multistrand copper wires and necessary hardware etc. to form capacitor banks of suitable rating as per requirement of individual stage to avoid frequent switching of capacitor banks and increase life of capacitors by reducing switching operations

Supply of microprocessor based intelligent 3CT communication capable APFC relay with digital display of power factor and other parameters

Power contactor TP220V 70Amp. Make - L&T

Power contactor TP220V 50Amp. Make - L&T

Power contactor TP220V 25Amp. Make - L&T

Power contactor TP220V 12Amp. Make - L&T

Supply of LED type Indication lights of various colors for indication of status of capacitor

Supply of TP MCB 6- 32 A. Make - L&T

Supply of TP MCB 63 A Make - L&T

Re-installation of APFC panels including complete dusting of the panel, cleaning of contact points, decarbonizing of joints, alignment of doors, checking of all nuts & bolts. Control circuit and power circuit wiring dressing and renovation of control and power terminations withlugs tapes etc. as required at site

Fitting of all components and termination of incoming/outgoing connections with copper wires, lugs, tapes etc. and using necessary hardware for proper fitment of all components to ensure compatibility with the existing components and available space as required at site

Providing/Fixing of sensing CT wit h2 core 2.5 sq mm control copper wire

Testing & commissioning of APFC panel and fixed capacitor banks per required parameters including following: i. Continuity check of all components, wiring and terminationsii. Meggering of all equipment for phase to phase, Phase to neutral and phase to earth. iii. Programming of APFC relay in APFC panel for achieving target power factor

Copper flexible cable 16 sq mm single core- DJB Approved make

Supply of sheet steel enclosure panel made out of 16 SWG sheet steel having 50Kvar Capacitor in four steps, MCCB four pole 125Amp.as incomer & 6-32Amp. TP MCBs(4Nos.) and indication lights for no-load compensation of transformers, complete with electrical inter-connections, bus bar, control wiring, MCB SP for control duly painted with anti-rusting coating toensure rust free long life operation

Supply of 95 sq. mm, 3.5core, 1.1 kV grade aluminum armored cable for connection of static capacitor banks. DJB Approved make

Laying of 95 sq. mm. 3.5 core aluminum armored cable for static capacitor bank.

Installation of static capacitor bank including termination of cables with brass compression gland and earthling of the panels with GI strip/wire etc. As required at site.

Transportation charges of all material at site including loading & un loading

Testing and commissioning of static capacitor panels as per required parameters includingfollowing: i.Continuity earth test. ii. Meggering of all equipment for phase to phase, phase to neutral and phase to earth.

Power factor work details at Geeta Colony SPSDismantling of defective components of APFC panel such as capacitors, Contactors,MCCB, MCB , indication lights, APFC relays including dismantling of incoming, outgoing terminations and hardware etc.

Supply of Heavy duty capacitors of various capacities, rated at 440V, 3ph, 50 Hz, complet. Make – L&T

Bankingof capacitors of various ratings using necessary aluminum links/ multi strand copper wires and necessary hardware etc. to form capacitor banks of suitable rating as per requirement of individual stage to avoid frequent switching of capacitor banks andincrease life of capacitors by reducing switching operations

Supply of microprocessor based intelligent 3CT communication capable APFC relay with digital display of power factor and other parameters

Power contactor TP220V 70Amp. Make - L&T

Power contactor TP220V 50Amp. Make - L&T

Power contactor TP220V 25Amp. Make - L&T

Power contactor TP220V 12Amp. Make - L&T

Supply of LED type Indication lights of various colors for indication of status of capacitor

Supply of TP MCB 6- 32 A. Make - L&T

Supply of TP MCB 63 A Make - L&T

Re-installation of APFC panels including complete dusting of the panel, cleaning of contact points, decarbonizing of joints, alignment of doors, checking of all nuts & bolts. Control circuit and power circuit wiring dressing and renovation of control and power terminations withlugs tapes etc. as required at site

Providing/Fixing of sensing CT with 2 core 2.5 sq mm control copper wire

Fitting of all components and termination of incoming/outgoing connections with copper wires, lugs, tapes etc. and using necessary hardware for proper fitment of all components to ensure compatibility with the existing components and available space as required at site

Testing & commissioning of APFC panel and fixed capacitor banks per required parameters including following: i. Continuity check of all components, wiring and terminations ii. Meggering of all equipment for phase to phase, Phase to neutral and phase to earth. iii. Programming of APFC relay in APFC panel for achieving target power factor

Copper flexible cable 16 sq mm single core- DJB Approved make

Repairing/Renovation f static panel across transformer by replacement of weak capacitor 25Kvar, MCB TP 6- 32 Amp4Nos. in both panel, banking of capacitor as required according to load, cleaning of bus bar ,insulation on bus bar by heat shrinkable sleeve, changing of damaged control wire & re-fitting & making cable connection in static capacitor

Transportation charges of all material at site including loading & un loading

Testing and commissioning of static capacitor panels as per required parameters including following: i. Continuity earth test. ii. Meggering of all equipment for phase to phase, phase to neutral and phase to earth.

SS ENTERPRISES

SS ENTERPRISES