Providing power plant AC power supply panel with power feeding arrangement at T.E. Chandrasekharpur under Bhubaneswar BA.

Amount

Supply, Installation, Testing and Commissioning of metal clad, wall mounted, totally enclosed, dust and vermin proof, cubicle type, front openable type, indoor, M.V. distribution panel suitable for 3 phase, 4 wire, 415V, 50HZ AC made out of 1.6mm CRCA Sheet comprising of the following electrical accessories, Bus bars, indicators and control fuses etc. with detachable gland plates at top & bottom for incoming and outgoing cable entries, lifting hooks, 4 pole stud connectors of suitable ratings, i/c interconnections with suitable size copper/Aluminium strip/ multi strand PVC insulated FRLS flexible copper conductor cable, powder painting after seven tank process treatment, sign writing with suitable engraved white on black nameplates for all switch gears, Bus bars, Indicators & cable alleys etc., providing GI earth studs at bottom side of the panel & interconnection with 20mmx3mm copper strips running along the perimeter of the panel as per the approved drawing and direction of the Engineer in charge conforming to applicable standards etc. complete as required. (The panel shall be fabricated and assembled by the CPRI approved panel Manufacturer. The drawing shall be got approved by the Engineer-in-charge before construction) (Item sl. nos. no.1,1.1,1.2,1.3,1.4,1.5 and 1.6 are comprising of 1 job)

INCOMER: 250 Amp, 415 V, 4 Pole MCCB with thermal and magnetic release conforms to IS/IEC 60947-2, with release range (200-250), Ics = 100% Icu, having breaking capacity not less than 36 KA (at 415V AC 50 Hz) including silver plated copper spreader terminals (a set of 8 nos per MCCB) with extended rotary operating mechanism (ROM) and mechanical interlock with panel door keys - 02 Nos. (Make- L&T-DN2-250D/ Schneider Electric / Siemens)

OUTGOING: 200 Amp, 415 V 4 Pole MCCB with thermal and magnetic release Conforms to IS/IEC 60947-2, with release range (160 -200A), Ics = 100% Icu, having breaking capacity not less than 36KA (at 415V AC 50 Hz) including silver plated copper spreader terminals (a set of 8nos per MCCB) with extended rotary operating mechanism (ROM) - 2 Nos. (Make- L&T-DN2-250D/ Schneider Electric / Siemens).

BUS BARS: 4 Strip solid aluminum bus bar of minimum 400 Amps Capacity having suitable size with fixing on support insulators, heat shrinkable PVC insulation tape, brass nuts, bolts and washers etc. complete as reqd. - 01 set.

METERING : LED display Multi-function Meter 96mmX96mm panel mounted type with accuracy Class : 0.5, Parameters : Voltage, Current, Frequency (VAF) with 3nos. metering class wire wound CT's , inter connections etc. complete as reqd. (Make - Rishabh-RISHMASTER3430/L&T) - 01 No.

INDICATIONS: RYB Phase Indicating LED lamps - 1 set. (Make- ESBEE/SALZER/Vaishno/Siemens)

CONTROL WIRINGS AND INTERLOCKINGS: The control wiring is to be made with 1.5sqmm PVC insulated copper conductor cable with suitable control fuses.

Supply of the following sizes XLPE insulated Aluminium conductor armoured cable 1100 V. grade confirming to IS: 7098 (Part-1) 1988 etc. as required. (Make- Polycab/Havells/Gloster)

3½ X 185sq.mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Above 95 sq. mm and up to 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing Duct/Air as required.

Above 95 sq. mm and up to 185 sq. mm

Supply and making MV cable end terminations with brass compression gland and copper / aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE copper/aluminium conductor cable of 1.1 KV grade as required.

3½ X 185 sq. mm (57mm) Aluminium conductor armoured cable

Supplying and fixing of following sizes PVC pipe A Class, on surface of wall with all accessories, necessary clamping with saddles/clamps, for providing power supply to power plant etc. complete cable as required

75mm dia

Supply and laying of 2.0mm thick Rubber mat as per IS 15652:2006 having High electrical insulation resistance, 100% shock proof, fire retardant, moisture proof, washable type suitable for providing at electrical panels etc. as required. (Make- ISI)

S/Drawing of 35 sqmm pvc insulated single core copper conductor cable along the length of the conduit for earthing etc. complete as required

RAY ELECTRICALS