Electrical Installation work

SITC of floor cum-wall mounted cubical type Indoor/outdoor (as per side condition) compartmentalized 415V., 50 Hz. dust, moisture & vermin proof LT Distribution panel board with following electrical accessories fabricated from 14 SWG CRCA sheet with MS angle frame as requried. The base of panel should be made with 75 x 40 x 4.4 mm MS channel. The panel should have adequate strength & space to accommodate the incoming & outgoing switches and bus-bars with all interconnection in between the switches and bus-bars with copper flat / copper flexible wire of suitable capacity . The panel should be provided with cable alley for facilitating connection of all the incoming & outgoing XLPE Cables with termination arrangement by S&F copper terminal stud / bolt of required sizes. The panel with earthing attachment. The panel is to be painted with powder coated paint as per direction of EIC. The panel board should consist with the followings:-

(A) INCOMING

415V., 400 Amp. 36 KA 4-Pole MCCB with Microprossor release (Range: 250- 400A), extended rotary handle and both side spreader terminals with mechanical interlock [Make - L&T/Legrand/ABB] - 1 No.

(B) BUSBAR CHAMBER:-

S&F 600 Amp capacity 99.9% - 99.5% electrolytic tinned copper 4 bar bus bar [size of flat 4 x 50 mm x 8 mm] mounted on non-hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification & all connection made with required size cu bars - 1 set.

(C) OUTGOING:-

a) 415V., 125 Amp. 36 KA 4-Pole MCCB with Microprossor release (Range: 63 - 125A), extended rotary handle and both side spreader terminals [Make - L&T/Legrand/ABB] - 5 Nos.

(D) METERING:-

(a) 500V., C.T. Coil (C.T. Ratio - 400/5A.) Make: Kappa - 3 Nos.

(b) 500V., C.T. Coil (C.T. Ratio - 125/5A.) Make: Kappa - 15 Nos.

(c) LED Indicator lamp (Siemens) - 36 Nos. (18 Nos for ON/OFF/TRIP & 18 Nos for RYB Phase indication)

(d) Digital Multifunction Meter (Make:- Schneider, Cat No EM6400NG ) Class accuracy CI0.5S, RS485 port - 01 no. (For Main Incomer).

(e) Panel mounted digital Voltmeter in 96x96 mm² (AE / HPL) [0 - 500 V] - 5 nos.

(g) Control MCB (single/three phase) with proper rating (Make-Legrand/LK) - 1 Item.

(h) Danger Board - 02 nos.

Supplying and fixing 415V., 400 Amp. 36 KA 4-Pole open execution type MCCB with Microprossor release (Range: 250- 400A), extended rotary handle and both side spreader terminals with LSIGN protection on existing cubical LT panel with nuts bolts etc as required as per direction by EIC. [Make - L&T/Legrand/ABB] .

Supply & Fxing Double Door Type 8 Way Vertical TPN PDB in S.S. enclosure with IP-42/43 protection (Cat no 6079 14) on wall consisting with 1 no 160 A., 4-Pole MCCB (36KA, 420096) as incomer,8 nos. 63A. TP MCB as outgoing. and both side cable end box complete with all connection with suitable size of Cu. wire with proper socketing as per direction of E.I.C. [Make - L&T/Legrand/ABB]

Supply & Fxing Double Door 8-Way TPN MCB DB in S.S. enclosure (min 1.5mm thick) with IP-42/43 protection flushed in wall consisting with 1 No. 100 A. 4-Pole MCB as incomer & 24 nos., 10 - 32 A. SP MCB as outgoing, complete with DIN Channel, Neutral Bar, Earth Bar , both side cable end box and other accessories & connection with suitable size of Cu. wire with proper socketing incl. necsy. earthing attachment.[Make - L&T/Legrand/ABB]

Supply of 4 Core XLPE Insulated & Sheathed Armoured stranded Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [Make Polycab / RR /KEI/ Havells/ Gloster as approved by E.I.C]

a) 4 Core 240 Sq.mm (Main Panel to Sub Panel)

b) 4 Core 95 Sq.mm (Sub Panel to VTPN)

Laying of one cable above 150 sqmm and upto 300 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand

Laying of one cable upto 150 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand

Laying of cables on existing Cable Tray/ GI cable support as per direction of EIC.

S&F compression type gland complete with Brass Gland, Rubber Rings for dust & moistureproof entry of cables incl. finishing the ends by crimping method incl. S & Fixing Dowells solderless socket, tapes and jointing materials as follows;-

a) 4 Core 240 Sq.mm

b) 4 Core 95 Sq.mm

Supplying and Drawing 1.1 KV single core stranded 'FRLSH' PVC insulated & unsheathed single core stranded copper wire (Polycab /Havells/Gloster) of the following sizes in the 25 mm size PVC Rigid Conduit pipe(Make-Precession/Polycab HMS/MMS type) and by the prelaid GI fish wire and making necy. connection as required

a) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC (VTPN to TPN)

Finishing of the PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.

a) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC

Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support.

a) [200x50x1.25mm (18SWG)With 25x25x3mm angle iron support]

b) [300x50x1.25mm (18SWG)With 25x25x3mm angle iron support]

Connecting the equipments body to earth busbar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required.

Earthing with 65 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts.

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe.

Defect Liability Period - 1 One) year after completion of work

Make & model of each and every material to be approved by EIC

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