NIT No.08 /(EnM)M-7/2023-24 Item 06

Dismantling of defective components like capacitors, relays, contactors, indication lights from APFC panel including dismantling of terminations, wirings, hardware, etc. as required at site.

Supply of Super Heavy duty capacitors of various capacities, rated at 440V, 50 Hz, 3 phase AC complete with terminal cover and discharge device and suitable clamping arrangement to keep location of the capacitor units with gaps for necessary ventilation space for cooling of capacitors to ensure longer life -make TDK (EPCOS)

Banking of capacitor units to form banks of suitable capacity by electrical interconnection with multistrand copper wires/aluminum bus bars using necessary hardware, lugs, tapes etc. as required at site.

Supply of microprocessor based APFC relay with digital display of power factor and other parameters for switching on & off required nos. of capacitors on receipt of signal from control CT in the main line-make TDK (EPCOS).

Supply of TP contactors of 7 kvar rating capacitor duty contactor for switching of capacitor units in place of defective contactors in APFC panels -make Standard/TDK (EPCOS).

Supply of TP contactors of 12.5 kvar rating capacitor duty contactor for switching of capacitor units in place of defective contactors in APFC panels -make Standard/TDK (EPCOS).

Supply of TP contactors of 25 kvar rating capacitor duty contactor for switching of capacitor units in place of defective contactors in APFC panels -make Standard/TDK (EPCOS).

Supply of triple pole MCCB of 400 A capacity for operation and safety of individual capacitor bank - make L&T/Schneider/Havells/Standard.

Supply of 63 A TP MCB for protection of capacitor units in various stages in place of defective MCB - make L&T/Standard.

Supply of 32 A TP MCB for protection of capacitor units in various stages in place of defective MCCB - make L&T/GE/Schneider.

Supply of digital Voltmeter 500V to replace defective ammeter in the capacitor panel. Make : AE/L&T/Havells/Standard

Supply Auto-manual switch for operation of capacitor panel in Auto or in Manual mode as per requirement- make FTC/Vaishno/Teknik./standard

Supply of Push Button with element for ON/OFF & operation of capacitor panel FTC/Vaishno/Teknik/standard

Supply of Indication lights of various colors in APFC panel to indicate status of capacitor bank in replacement of defective lights -make FTC./standard

Complete power wiring for electrical interconnection of capacitor banks and MCCBs with multistrand copper wire of various capacities using lugs, tapes, cleats etc. as required and dressing of the wires with ties to hold the same in place for neatness and safety of the equipment as required.

Control wiring of all components with 1.5 sq. mm multi-strand copper cable with lugs tape etc. as required at site.

Servicing of APFC panels including complete dusting of panel, decarbonizing contacts of contactors and other electrical terminations, re-dressing of power & control wiring , proper crimping of lugs, tightening of all nuts & bolts and alignment of doors etc. as required at site.

Installation and connection of various components as described above in APFC panel using necessary hardware, mounting arrangement and termination with multistrand copper wires , lugs and tapes etc. in their respective feeders duly arranged in proper sequence as required at site.

Testing & commissioning of APFC panels as per required parameters including following:

bhawani electrical system