REPAIR/MAINT OF EXTERNAL ELECTRIFICATION WORK FOR ZONE-I,III, IVA AND IVB AT LEKHAPANI MIL STN UNDER GE LEKHAPANI

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr depth for taking out/for laying under ground cables/pipes etc and getting out any type soil all as directed

Returning filling in including spreading, levelling, watering and well ramming in layers n-exc 25 cm each complete all as directed

Removing excavated soil to a distance n-exc 50 mtr and depositing where directed at a level n-exc 1.5 mtr above the starting point complete all as directed

Supply and spreading fine river sand in trenches for cushioning of under ground cable/filling cable ducts all as directed by Engr-in-Charge at site Note : - Only punned thickness shall be measured for payment purpose

Supply only common burnt clay building bricks sub class "A" designation 75 old size bricks for cable protection

Supply and laying LT UG cable XLPE insulated heavy duty electric cable with aluminium stranded conductor, 1100 volts grade, cross sectional area 2 core 16 sq mm including taking out old unserviceable cable all as directed. Make: Universal/Nicco/Polycab/Havells

All as per item No 6 above but 10 sq mm 2 core

All as per item No 6 above but 25 Sq mm 3.5 core

Supply and fixing GI pipe light grade for cable protection , laid in trenches or fixed on pole/wall for passing LT cables of size 50 mm bore including taking out old rusted pipe complete all as directed.

S & F Bus bar chamber of capacity 63 Amps including sheet steel enclosure,four pole ,capacity 63 Amps,415 Volts complete including taking down old uncerviceable busbar chamber all as specified .

Taking down old unserviceable Switch fuse unit and supply and fixing switch fuse unit 32 Amp single pole and neutral switch fuse unit with rewirable porcelein fuse unit with side handle and in sheet inclosure Make Havells or equivalent in Standard/L&T all as directed by Engr-in-Charge.

Taking down old unserviceable Switch fuse unit and supply and fixing switch fuse unit 63 Amp triple pole and neutral switch fuse unit with rewirable porcelein fuse unit with side handle and in sheet inclosure Make Havells or equivalent in Standard/L&T all as directed by Engr-in-Charge.

Supply and fix MCCB 415 volts, 3 phase, 50 Hz, 4 pole of capacity 63 Amps 16 KA including taking down old unseviceable MCCB all as directed by Engr-in-Charge. Make : L&T or quivalent of Havells/C&S/HPL

All as per item No 13 above but capacity 100 Amps 16 KA

All as per item No 13 above but capacity 125 Amps 25 KA

All as per item No 13 above but capacity 160Amps 25 KA

All as per item No 13 above but capacity 200 Amps 35 KA

All as per item No 13 above but capacity 250 Amps 35 KA

M&L earthing complete with galvanized steel earth plate electrode 600X600X6.3 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr deep connected with and including GI lead 4 mm dia upto 7.5 mtr long in 15 mm dia GI pipe light grade by means of nuts, bolts, washers and necessary earth work in any type of soil, PCC (1:3:6) type C1 chamber and RCC cover and watering pipe 20 mm dia medium grade with funnel, earth test point terminal, etc. complete all as specified.

M&L earthing complete with galvanized steel earth plate electrode 600X600X6.3 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr deep connected with and including GI strip 25 x 4 mm upto 7.5 mtr long in 40 mm dia GI pipe light grade by means of nuts, bolts, washers and necessary earth work in any type of soil, PCC (1:3:6) type C1 chamber and RCC cover and watering pipe 20 mm dia medium grade with funnel,earth test point terminal, etc. complete all as specified.

Boring of holes under road, pavement, hard standing by trenchless technology technique for 50-100 mm dia pipe .

M&L for Aluminium strip 25X3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground complete all asspecified and as directed by Engr-in Charge.

M & L for porcelain busbar insulators for fixing alongwith lightning conductor aluminium strip in roofs/walls all as directed by Engr-in-Charge.

M & L for Air termination, single pointed aluminium rod 12mm including all fixing arrangement on roof with GI stranded rope each with gay/stay insulators all as directed by Engr-in-Charge Including taking down U/S termination

Supply, install, testing and commissioning of sheet steel clad, cubical,door hinges, front operated and back maintenance Indoor type 125 KVAR APFC PANEL BOARD made by 16SWG MS sheet with required MS angle and providing of its required TP&N Alum. Bus-Bar, Heatsnikable sleeve, interconnection copper wire etc. duly painted with dry smoke gray color powder coat paint in all the sides. INCOMING :- (i) 250 Amps DN2 3 Pole 36 ka MCCB with Extended ROM & Spreader Terminals (ii) 8 Stage APFC relay Out GOING :- (i) 5 KVAR capacitor-1 no (ii) 10 KVAR capacitor - 02 No (iii) 20 KVAR capacitor - 05 No

Taking down old u/s service cable from the pole & supply & fix wheather proof flat 2 core cable of size 10 Sqmm.

ms singh construction

M/s GANDHESWAR PHUKAN

DEBSON CONSTRUCTION

M/S A K BROTHERS

STANDARD ELECTRIC WINDERS

FREEZCON