Special repair of electric panels, UG cables and connected items of power house No.1 and pump house No.3 and 5 at Dholewal under GE Ludhiana

Amount

Excavation in trenches n. exc 1.5 metre wide for taking out/ laying unseviceable of LT cable, pipe line etc. and not exceeding 1.5 metre deep and getting out in soft/ loose soil complete all as specified & directed by Engineer-in-charge.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified & directed by Engineer-in-charge.

Removal of excavated surplus spoil to a distance n.exc 50 metre and depositing where directed at level not exceeding 1.5 metre above the starting point complete all as specified & directed by Engineer-in-charge.

M & L, dry and clean fine sand for cable cushioning for under ground cable protection all as specified and directed by Engineer-in-Charge. (excavation and earth work measured separately). Note- Punned down thickness shall be measured.

M & L, brick protection with old size sub class 'B' bricks laid flat across the route of underground cable all as specified and directed by Engineer-in-Charge.(excavation and earth work measured separately).

Supply, laying, jointing, testing and commissioning in replacement of cable XLPE insulated , armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, laid in trenches, fixed by means of MS saddles on or fixed on poles including connection with proper lugs for the following size including taking out old one and incl with gland suitable size of cable. Make :- Havells, Polycab,KEI, CCI or equivalent.

120 Sqmm 3.5 core

185 Sqmm 3.5 Core

240 Sqmm 3.5 Core

Supply and fix for aluminium Lugs suitable for 50 to 95 Sqmm 1100Volts including taking down old unserviceable lugs, complete all as specified & directed by Engineer-in-charge.

Supply and fix for Aluminium Lugs suitable for 120 to 185 Sqmm 1100Volts including taking down old unserviceable lugs, complete

Supply and fixing in replacement of MCCB of current rating 250 Amps, 4 pole, 415 volts AC, 36 KA rupturing capacity with thermal magnetic type release including taking down old Unsv MCCBs complete Make:- Havells, L&T, Hager, ABB or equivalent as directed.

Supply, install, testing and commissioning in-replacement LT panel, indoor type cubicle type weather and vermin proof totally enclosed made out of 3.00 mm thick CRCA sheet machine preesed of suitable size, suitable to operate on 3 phase 4 wire system , 415volts, 50 Hz with front and rear openable with locking arrangement incl shutters for mounting switchgears etc, bottom gland plate with sufficient numbers of circular cable entry holes , prewired complete duly powder coated with 7 tank process mounted on angle iron stand made out of angle size 50 x 50 x 6mm grouted in PCC (1:2:4) 450mm above ground level, 400mm below ground level comprising with following complete all as specified with & incl accessories - (i) Bus bar strip,four pole and capacity 200 Amps copper strip size be based on 1.5 Amps per sqmm, coloured with plastic coated insulated and sleaves in four colours (Red,Yellow , blue and black ) fixed on porcelain insulators with necessary nuts and blots and washers etc (ii) INCOMING : - (a) MCCB 100 Amp, 415 V, 25 KA, 4 pole -01 No.Make:-L&T /Hager/Schenide, ABB, Havells or equivalent. (b) Panel meter of size 96x96 mm with LCD display , accuracy class 1.0, having parameters with multifunction meter( Voltage, Current, Frequency, Power factor, Power & Energy) including suitable CT complete all as specified, duly prewired with suitable size of copper insulated FRLS wire with universal code including suitable CTs complete. (c) Indicator with LED lamps for RYB , 3 Phase set of three -01 set (iii) OUTGOING:- (a) MCCB 63 Amp, 415 V, 25 KA, 4 pole with thermal magnetic release -01 Nos.L&T /Hager/Schenider/ABB/Havells or equivalent. (b ) Onload Changeover Switch 100 A, 4 pole 415 V Open Execution Type -1 .Make:-L&T /Hager/Schenider or equivalent. (c) MCB SPN 32 Amp, 240 V, 10 KA, -02 Nos..Make :- L&T /Hager/Schenider or equivalent. (d) MPCB 63A -01.Make :- L&T /Hager/Schenider or equivalent. (e) SP preventor, VSP3 -01. (f) Star delta starter three phase 36-60A suitable for 25 HP motor -01 Nos.

M& L, Earthing complete for LT Panels/ Feeder Pillars with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically at a depth not less than 2.25 metres below normal ground level with top edge of the plate at a depth not less than 1.5 metres below normal ground level, connected with and including GI strip 32mm x 6mm and including GI pipe 50mm bore light grade as protection pipe (from top of earth plate up to the test point) by means of GI bolts, nuts, check nuts and washers of GI and thimbles, earth plate surrounded by packed layers of charcoal dust and common salt 15cm thick, all around including top and bottom and watering pipe 20mm bore of GI pipe medium grade with funnel and wire mesh, PCC chamber of size 300x300x300mm(top of chamber minimum 15 cm above the normal ground level (1:3:6) using 20mm graded stone aggregate and RCC cover (1:2:4) type B-I using 20mm graded crushed stone aggregate of 25mm thick with 2 nos MS handles of 12mm dia including necessary excavation/ earth work in any type of soil/rock and as shown in Electrical plate No. 5 of SSR Part-I (2009) testing on completion complete all as specified. Note : 1. If result is not satisfactory then contractor will do 2nd earthing on his own cost

SATISH AND CO

JASSI TRADERS

GULSHAN SINGH GHAI AND SON

BISHAN DASS

R K ENTERPRISES