NIT NO.5 (M-3) ITEM NO.5

RENOVATION OF APFC PANEL : 1 Nos. Dismantling of defective capacitor units from the APFC panel after suitably discharging the left-over charge on capacitors to ensure safety of the working persons along with dismantling of APFC relay, indications lights , contactors including dismantling of terminations and existing hardware and rusted parts and various other items requiring change in the panel as required at site

Supply of capacitor units of variouscapacities , rated at 440v , 3 phase, 50 Hz system complete with terminal cover , cable end entry, mounting structure and hardware etc. –makeSTANDARD

Banking of capacitor units to form banks of suitable rating by electrical interconnection using aluminium bus bars or copper multi-strand cables with lugs , tapes etc. to form banks as per requirement of various capacitor stages

Supply of 32 A, triple pole Contactor model MNX 32 of L&T make or equivalent item of Schneider, Havells make to replace defective Contactor in the APFC panel.

Supply of APFC relay, microprocessor based to replace defective APFC relay with digital display of power factor and other parameters to sense power factor through control CT and give phased impulses to contactor coils for switching ON-OFF required number of capacitors as per requirement to achieve target power factor- make STANDARD

Supply of LED indication lights of various colours to replace defective/burnt out lights make -standard/FTC

Fixing of all above components in the APFC panel with suitable fabrication work to accommodate new items in the existing feeders for alignment of components and ease of termination complete with hardware etc. as required at site

Testing & commissioning of APFC panel as per required parameters including following i. Continuity and earth test, ii Programming of APFC relay for target power factor ii. Mongering of all equipment’s for phase to phase and phasetoearth. iii. Checking of tightness of all nut and bolts iv. Monitoring of power factor

B. S.I.T.C. OF FIXED CAPACITOR BANKS OF MOTORS : 2 Nos. Dismantling of old damaged capacitor banks including dismantling of termination, hardware etc. as required at site.

Supply of Heavy duty Round type capacitors of various capacities rated at 440V, 50 Hz, 3 phase AC complete with terminal cover and discharge device -make standard.

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

Installation of capacitor banks including termination with existing cables, gland and lugs earthing of capacitor banks as required at site.

Supply of LT Fuse - 250A, HN type for the protection of static capacitor banks. Make - L&T/GE

Testing & Commissioning of fixed capacitor banks including insulation test on capacitors and cables etc. as required at site.

C. S.I.T.C. OF FIXED CAPACITOR BANKS OF TRANSFORMER : 2 Nos. Dismantling of old damaged capacitor banks including dismantling of termination, hardware etc. as required at site.

Supply of Heavy duty Round type capacitors of various capacities rated at 440V, 50 Hz, 3 phase AC complete with terminal cover and discharge device -make standard.

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

Installation of capacitor banks including termination with existing cables, gland and lugs earthing of capacitor banks as required at site.

Testing & Commissioning of fixed capacitor banks including insulation test on capacitors and cables etc. as required at site.

RP Electricals