Miscellaneous Electrical Works at Captive Power Plant, HWP(M)

Excavating earth from trench upto required depth and width and back filling the trench with good excavated soil in layers, ramming etc after laying of cable as per technical specifications. Laying of cable is covered in other item

Removal of laid armoured cable of 1.1KV voltage rating of cable size 3C×240sq.mm to 3Cx400 sq.mm/6.6kV(UE) from 3C×150sq.mm to 3Cx240 sq.mm /33kV 3C upto 400 sq.mm from underground/cable tray/cable trench

1.1kV upto 3C×185sq.mm/6.6kV(UE) single core upto 630sq.mm/6.6kV(UE) three core upto 150 sq.mm/33kV(single core) upto 400 sq.mm

1.1kV from 3C×240sq.mm to 3Cx400 sq.mm/6.6kV(UE) from 3C×185sq.mm to 3Cx240 sq.mm /33kV 3C upto 400 sq.mm

1.1kV upto 3C×185sq.mm/6.6kV(UE) single core upto 630sq.mm/6.6kV(UE) three core upto 150 sq.mm/33kV(single core) upto 400 sq.mm

1.1kV from 3C×240sq.mm to 3Cx400 sq.mm/6.6kV(UE) from 3C×185sq.mm to 3Cx240 sq.mm /33kV 3C upto 400 sq.mm

Supply of heat shrink straight through cable jointing kit of Make: Raychem and making straight through jointing for 1.1KV, from 3C×185 sq.mm to 3Cx400 sq.mm Armoured XLPE/PVC cable

Making straight through cable jointing/end termination(outdoor/indoor) for cable of voltage rating above 1.1kV upto 33kV

Supply of heat shrink straight through jointing/end termination(outdoor/indoor) cable kit of Make: Raychem and making straight through jointing/end termination for 33kV(E) voltage level, upto 3C×400 sq.mm Armoured XLPE cable

Fabrication, painting(one coat each of red oxide and synthetic enamel grey) of support angles/transformer control cabinet canopy/cable tray canopy/neutral grounding resistor enclosure etc. including supply, cutting, welding of MS sheet/plate/angle of required thickness, required GI nuts, bolts, plain and spring washers and fixing at site as per technical specifications. Supply of red oxide and synthetic enamel grey paint is also in the scope of contractor

Locating and pinpointing faults(as and when required) upto 33KV voltage rated armoured/unarmoured underground laid cables using suitable diagnostic tool as per technical specifications

Making arrangement for and round the clock operation of 9MT/12MT crane as per technical specifications

Supply and installation of electromagnetic brake coils as per sample for EOT crane as per technical specifications

Transformer insulating oil in service testing As Per Specification : IS:1866 – 2017(or its latest revision) at ERDA/CPRI 1) Colour and Appearance 2) Breakdown Voltage 3) Water Content 4) Acidity(Neutralization Value) 5) Sediment & Sludge 6) Dielectric Dissipation Factor at 90° C 7) Resistivity at 20°C and 90°C 8) Interfacial Tension 9) Flash Point 10) Density 11)Viscosity Sample collection and report submission is in the scope of the testing agency

Transformer insulating oil in service testing As Per Specification : IS:10593 -2018(or its latest revision) & IS:9434-2019(or its latest revision) Dissolved Gas Analysis (DGA) at ERDA/CPRI. Sample collection and report submission is in the scope of the testing agency

Transformer insulating oil in service testing As Per Specification : IEC:61198-1993(or its latest revision) Analysis of Furanic compound at ERDA/CPRI. Sample collection and report submission is in the scope of the testing agency

Supply and installation of ammeter(64mm x 64mm, 0-5A, AC, 50Hz, Accuracy class:1.0 conforming to IS:1248) on panel

Breakdown maintenance charges of industrial platform truck/cargo loader as per technical specifications

Providing and laying in position: cement concrete 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm down nominal size).

Welding of MS/Cast iron as per technical specifications

Supply and installation of NP4 reinforced concrete hume pipe(conforming to IS:458) of ID 300 mm

Installation of quarter turn locks(Zinc die casting body, steel cam, chrome plating) including supply of lock with key for electrical panel of following dimensions:Panel cut-out:22mm dia.(approx.) as per sample. Grip length upto 100mm as per sample.

Supply of magnetic oil gauge suitable for transformers upto 8 MVA transformer as per technical specifications. Make: Sukrut/Yogya/Atvus/Viat

Supply of magnetic oil gauge suitable for transformers above 8 MVA upto 40MVA transformer as per technical specifications. Make: Sukrut/Yogya/Atvus/Viat

Replacement of supplied magnetic oil gauge as per item Sl.No.21,22 as per technical specifications

Supply of multi function transducers of Make: Secure, Model: PT300 transducers as per technical specifications

Fixing of multi funciton transducer as per technical specifications

Maintenance of busbars of EOT crane of TG building/Ash handling plant by cleaning busbars and insulators with cotton rags and electrical solvents, replacement of defective insulators as per technical specifications

Maintenance of busbars of EOT crane of CWPH/DFACS/Workshop/TG4 by cleaning busbars and insulators with cotton rags and electrical solvents, replacement of defective insulators as per technical specifications