REPAIR / MAINTENANCE OF LT PANELS, FEEDER PILLAR BOXES, POLE BOXAND LT UG CABLES AND OH LINE, APFC PANEL AND CERTAIN ALLIED WORKS AT DEAL UNDER GE(I) RN D DEHRADUN

Amount

Excavation in trenches in any type of soil not exceeding 1.5 metre deep and not exceeding 1.5 mtr width and getting out soil including forming bottom surface to required slope/gradient for laying cables/pipes etc. all as specified and directed by Engineer-in-Charge including removing cable protection covers/ bricks & stacking serviceable bricks for reuse and disposal of unserviceable covers within 50 m all as directed. Note : (i) Excavation shall be made carefully in order to avoid damage of existing cables and brick protection. (ii) The excavation work may be carried out in short lengths for locating fault in under ground cables at different locations

M&L for Returning, filling in including spreading, leveling, watering and well ramming in layers of 25 cm thick after the cables etc. are laid, jointed and tested complete all as specified and directed by Engineer-in-Charge.

M&L for Removal of surplus excavated soils not exceeding 50 Mtr distance and depositing where directed by Engineer-in-Charge at a level not exceeding 1.5 m above the starting point complete all as specified.

Material & labour for sand filling with clean dry find sand unwashed including gently punning around cables in trenches/ducts for cable protection complete all as specified and directed by Engineer-in-Charge.

M&L for old size sub class `B` bricks, kiln burnt, as in cable protection laid flat with axis of brick perpendicular to the axis of the cable complete all as specified and directed by Engineer-in-Charge.

Fixing / laying only old bricks of any description as obtained from dismantling of the cable complete all as specified and directed by the Engineer-in-Charge.

Disconnecting and taking out old existing unserviceable/ corroded GI tubing of any description and in any position complete all as specified and directed by the Engineer-in-Charge.

Supplying, laying & jointing GI water tubing, 80 mm bore, medium grade as in sleeving etc laid in trenches / ducts etc. complete all as specified and directed by Engineer-in-Charge.(MAKE : TATA/JINDAL/TT SWASTIK)

Supplying, laying & jointing GI water tubing, 50 mm bore, medium grade as in sleeving etc laid in trenches / ducts etc. complete all as specified and directed by Engineer-in-Charge.(MAKE : TATA/JINDAL/TT SWASTIK)

Dismantling & taking out unserviceable steel & iron items from poles and Supply & fixing cross arms, bracing, supports, clamps and back plates fabricated from structural steel sections including nuts & bolts , washers , welding bending cold or hot , drilling holes for bolts in any shape or size as indicated or directed and inclusive of two coats of aluminium paint over a coat of red oxide primer complete all as specified and directed by Engineer-in-Charge.

Disconnecting and taking out old existing unserviceable/ non- functional LT Cable and Supplying, laying, jointing and testing cable XLPE insulated IS 7098 (Part-I)-1988 marked, screened, PVC sheathed, armoured electric power cable (heavy duty) with aluminum conductor for working voltage upto and including 1100 Volts, cross sectional area of under mentioned size of cables laid in trenches/fixed on pole/wall / passed through pipe complete all as specified and directed by Engineer-in-Charge. Make:Havells/CCI/ICL/GLOSTER/Incab/Nicco/Polycab/Plaza) (NOTE: Earth work, sand cushioning, pipe, clamps for holding cables and brick protection shall be measured and paid separately )

(a) 25 Sqmm 3½ core.

(b) 35 Sqmm 3½ core

(c) 50 Sqmm 3½ core

(d) 70 Sqmm 3½ core

(e) 95 Sqmm 3½ core

(f) 120 Sqmm 3½ core

(g) 150 Sqmm 3½ core

(h) 185 Sqmm 3½ core

(j) 240 Sqmm 3½ core

M & L for cutting chases in hard standing road/path/drain etc for passing cables/pipes etc. size of cutting 100mm wide and 200mm deep and removing the excavated materials and disposal at 50 metre distance and making good the cutting after the pipe and cables are laid with PCC 1:3:6 type C-1 using 20mm graded stone aggregates complete all as specified and directed.

Dismantling & taking out of old existing unserviceable insulators of any description and in any position from LT poles all as specified & directed.

Supply & fixing pin type porcelain, vitreous, white, brown or green insulators, including one galvanized mild steel spindle two galvanised iron washers and one galvanised iron nut, 100mm height and 65mm dia suitable for working pressure upto and including 1100 volts grade complete all as specified for LT lines fixed on poles.

Supply and fixing shackle type porcelain vitreous, white, brown or green insulator for working pressure 1100V of 115mm dia and 100mm high including galvanized mild steel strip 31 x 3mm, insulator bolts 14mm dia washer and nut complete all as specified for LT lines fixed on poles.

Dismantling & taking down of existing worn out / unserviceable aluminium conductor, steel reinforced (ACSR) of any description /size & in any position from existing LT Poles/Lines all as specified & directed.

Material & labour of aluminium conductor, steel reinforced (ACSR) of any size/description on LT poles/lines including stringing, tightening, binding to insulators with aluminium wire making and connecting jumpers, connections etc including connecting, commissioning and testing complete all as specified & directed by Engineer-in-Charge.

Disconnecting & taking down old existing unserviceable MCCB of any description and in any position complete all as specified and directed by Engineer-in-Charge.

Supplying and fixing MCCB, 630 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity Icu100% = 35/36 KA with adjustable thermal & magnetic setting, of Make : Legrand/Seimens/Schnieder/Havells Cat No-IHLLSECF0630

Supplying and fixing MCCB, 400 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity Ics = 100% of Icu 35/36 kA with adjustable thermal & magnetic setting, of Make : Legrand/Seimens/Schnieder/Havells Cat No-IHLLSECF0400

Supplying and fixing MCCB, 250 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity Icu = 35/36 kA with adjustable thermal & magnetic setting, of Make : Legrand/Seimens/Schnieder / L&T / Havells Cat No-IHLLSECF0250

Supplying and fixing MCCB, 200 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity Icu = 35/36 kA with adjustable thermal & magnetic setting, of Make : Legrand/Seimens/Schnieder / L&T / Havells Cat No-IHLLSECF0200

Supplying and fixing MCCB, 100 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity Icu = 25 kA with fixed thermal & magnetic setting, of Make : Legrand/Seimens/Schnieder/Havells

Disconnecting & taking down old existing unserviceable changeover switch of any description and in any position complete all as specified and directed by Engineer-in-Charge.

Disconnecting & taking down old existing unserviceable changeover switch of any description and in any position complete and Supplying, fixing, testing and commissioning of front operated ON Load type changeover switch 4 pole, 415 volts, 250 Amps without sheet enclosure complete all as specified and directed.Cat part No: IHCNFO0250 of make Havells or equivalent model of specified make as approved by GE.

Disconnecting & taking down old existing unserviceable changeover switch of any description and in any position complete and Supplying, fixing, testing and commissioning of front operated ON Load type changeover switch 4 pole, 415 volts, 200 Amps without sheet enclosure complete all as specified and directed.Cat part No: IHCNFO0200 of make Havells or equivalent model of specified make as approved by GE.

Disconnecting & taking down old existing unserviceable changeover switch of any description and in any position complete and Supplying, fixing, testing and commissioning of side operated OFF Load type changeover switch 4 pole, 415 volts, 630 Amps with and including sheet enclosure complete all as specified and directed. Cat part No: IHBFFE0630 of make Havells or equivalent model of specified make as approved by GE.

Disconnecting & taking down old existing unserviceable changeover switch of any description and in any position complete and Supplying, fixing, testing and commissioning of side operated OFF Load type changeover switch 4 pole, 415 volts, 320 Amps with and including sheet enclosure complete all as specified and directed. Cat part No: IHBFFE0320 of make Havells or equivalent model of specified make as approved by GE.

Disconnecting and Taking out old unserviceable LT Panel any type and shape, size, and Supply, installation, testing and commissioning out door type cubicle panel board suitable for 3 phase 4 wire 415 v, 50 Hz factory fabricated in an approved factory having modern fabrication and comprising of following :-

(a) OUTER SHELL The outer shall be made out of 3.00 mm thick CRCA sheet (size- 2.0x1.2x0.5 mtr) & MS angle section 50x50x6mm frame, factory fabricated with front openable double door & back openable single door system lockable/ openable by keys from both sides having chromium plated 19mm dia fancy locks, louvers & air vent gasket for natural flow of air. ‘U’ type gasket shall be used to make the outer shell completely vermin proof. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequate size with glands. The outer shell shall be powder coated with pure polyester Siemens grey structural RAL 7032 shade. The dimension of the shell should be adequate to accommodate inner shell described below giving minimum 75mm space all around and shall be fabricated in such a way that the complete inner shell alongwith its control gears/accessories could be taken outside without disturbing outer shell. The outer shell shall be mounted on a zinc metal coated stand having zinc coating not less than 100 microns. Provision of threaded earthing stud at bottom and lifting lugs of suitable size at top to lift the panel. Safety shall be made with degree of protection of outer shell IP-54

(b) INNER SHELL. Inner shell shall be made out of 2.0mm thick CRCA sheet duly compartmentalized for each control gear, front and back openable single door system lockable/openable by keys from both sides, having louvers and air vent gasket for natural flow of air. ‘U’ type gasket shall be used to make the inner shell completely vermin proof and to accommodate incoming / outgoing MCCBs and TPN, bus bar of rating not less than the 1.5 times the rated capacity of the incomer MCCB, the TPN bus bar shall be insulated with colour coded heat shrinkable sleeve and shall be mounted on suitable size ‘F’ class insulator made of non hygroscopic non combustible track resistant, high strength FRP/SMC/DMC material at an interval not less than 500mm through out the length of the TPN bus bar. The cubicle incomer MCCB as well as outgoing shall have TPN copper extension links of current carrying capacity not less than 1.5 times the rated capacity of individual feeders.

The extension links shall be of suitable size supported on suitable size ‘F’ class insulators made of non hygroscopic, non combustible, track resistant, high strength FRP/SMC/DMC material having provision for termination of incomer and outgoing cables. All inter connections between the main bus bar as well as outgoing feeders shall be carried out with TPN aluminum bus bar of rating not less than 1.5 times rated capacity of individual outgoing feeders & should be insulated with heat shrinkable PVC sleeves. All control wires shall be with PVC insulated and sheathed 2.5 sqmm multistrand copper conductors and shall be properly bunched, tied, ferruled for proper identification and crimped with adequate size of copper lugs. The cubical shall have a bottom channel of size 75x40mm duly coated with zinc metal coating having thickness not less than 100 microns. A detachable predrilled gland plate of thickness 3.00 mm powder coated should be used at the bottom. The inner shell shall be powder coated Siemens grey structural RAL 7032 shade. The degree of protection for inner shell shall be IP-42, with following switchgears :-

(i) Incoming :- (a) MCCB, 400 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity , 36 KA with adjustable thermal magnetic setting, Qty – 01 No.(Make:Legrand/Schnieder/Siemens/Havells) (b) Digital Ammeter 3 Phase AC 0 – 200 Amps, with 3 current transformer of suitable ratio and capacity Qty -01 No. (c) Indicating lamps LED type for three phases -R Y B of 3 Nos, (d) Digital Voltmeter 3 Phase AC 0 – 500 Volts.Qty -01 No. (e) Bus-bar chamber having 3 nos insulated aluminium bus-bar of 600Amps rating and one No. bus bar of 300 Amps rating of suitable shape and size.

(ii) Out Going :- (a) MCCB, 250 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity , 25 KA with adjustable thermal & fixed magnetic setting, Qty – 02 No.(Make: Legrand/Schneider/Siemens/Havells/C&S)

(b) MCCB, 200 Amps, 4 pole, 415 Volts, AC supply, having breaking capacity , 25 KA with adjustable thermal & fixed magnetic setting, Qty – 02 No.(Make: Legrand/Schneider/Siemens/Havells/C&S

Note : (i) The contractor shall submit proposed drawing of the panel interlia mentioning make of switchgears to be incorporated alongwith name of panel manufacturer for approval of GE before manufacturing. (ii) The quoted rate is inclusive of the cost of danger notice plate of suitable size and marking of letters with PVC sheet/ Stickers such as incoming and outgoing and capacity of breakers etc. (iv) The cost of fixing of the panel on suitable PCC (1:3:6) type C-1(using 20 mm graded black trap/basalt/granite stone aggregates) foundation as directed by Engineer-in-Charge is deemed to be included in the quoted rates by the contractor for the above item. (v) The bottom of panel shall have minimum 45cm height from existing ground / floor level.

Supply and fixing in replacement of following defective parts of existing unserviceable power factor panel (APFC PANEL)installed at different location/capacity for improvement of power factor complete all as specified and directed.

Three Phase power factor meter 96X 96mm digital with acc +/_ 0.01 flush mounted.

Automatic power factor controller relay alongwith connection of 8 stage .

Self healing MPP film heavy duty power capacitor, resin filled 440 volts AC 3 phase supply, of capacity 10 KVAR

Self healing MPP film heavy duty power capacitor, resin filled 440 volts AC 3 phase supply, of capacity 05 KVAR

Capacitor duty Contactor Type IC125, KVAr rating 12.5 @ 415 volts, 3 phase, 50 Hz Ac supply

Dismantling, taking down and removing the old existing un serviceable non-functional / broken hinges of any description and in any position of existing feeder pillar boxes/panel boards/feeder pillar boxes etc and supplying and fixing new cold rolled 50 mm long medium weight mild steel butt hinges in position with necessary spot welding etc including making necessary adjustment for free and smooth movement of panel and locking arrangements complete all as specified and directed by Engineer-in-Charge. (Note :- Each hinge point shall be measured as one unit. )

All as per item No.31 above but supplying and fixing new cold rolled 100 mm long medium weight mild steel butt hinges in position –ditto-

Taking down unserviceable indication lamp and supplying, fixing, testing and commissioning indication lamp (LED type) with showing red, yellow and green in colour of 22.5 mm dia monitor on LT panel board suitable for 240 V AC supply all as specified and directed. Make : L&T /Binay.or equivalent approved.

Disconnecting, dismantling, taking out & removing unserviceable volt meter and Supplying, fixing, testing and commissioning of digital electronic volt meter 0-500 V range suitable for LT 415 Volts panel flush pattern square type 96mmX96mm with adopter complete with button all as specified and directed. Make : ENERCON/AE Note :- The rate quoted shall be deemed to including the following:- (i) Control wiring for auxiliary supply 230 Volts AC if required. (ii) Cutting the sheet of the panel to suit with existing panel if required. (iii) Calibration and testing the meter.

Demolition of cement concrete (unreinforced) of any description as in ground floors and pavings not exceeding 15 cm thickness (above or below ground floors) complete all as specified and directed.

M&L for cement concrete 1:3:6 type C-1 (using 20 mm graded crushed stone aggregate) as in cills, steps, copings, holdfast and the like including weathering, slightly rounded or chamfered angles and throating as directed with and including necessary form work complete all as specified and directed.

Supplying, Fixing, jointing and testing for provision of straight through joints, epoxy type with epoxy jointing materials, suitable for XLPE, LT Cable, 1100 Volts grade, for the following sizes of cables all as specified and directed by the Engineer-in-Charge. (MAKE : M.SEAL/DENSON/ MAHINDRA CHEMICALS/3M) :-

50 Sqmm 3½ core

70 Sqmm 3½ core

95 Sqmm 3½ core

120 Sqmm to 150 Sqmm 3½ core

185 Sqmm 3½ core

M&L for earthing complete for bldg with galvanized mild steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 meters below ground level) with top edge of earth plate not less than 1.5 meters below ground level connected to galvanized earth wire 4.00 mm dia by means of nuts, bolts, thimbles, chuck nuts, washers of GI or steel, PCC (concrete chamber of size 300 mm x 300 mm x 300 mm inside dimension) shall be PCC 1:3:6 type C-1 using 20mm graded stone aggregate with fair finish , internal surface of concrete chamber shall be given 15mm thick plaster in CM 1:4, funnel with wire mesh, 80 mm thick PCC pit cover 320 mm x 320 mm of RCC 1:2:4 type B-1 using 20 mm graded stone aggregate reinforced with XPM, JALLI and charcoal dust and common salt all as shown in electrical plate No 5 of MES SSR Part-I (1991) and specified including provision of earth wire protected by 15mm dia medium grade GI pipe and watering GI pipe shall be 20mm bore medium grade etc complete, all excavation and earth work & connecting the earthing to an earthing test point main switch board as specified and testing on completion complete all as specified & directed by Engr-in-Charge. NOTE : RCC pit cover shall be pre-cast of RCC (1:2;4) type B-1 80 mm thick reinforced with XPM weighting not less than 4 Kgs/Sqm in lieu of CI cover.

Material and labour in replacement of UNSV GI strip of size 32mm x 6mm for laying along the wall/roof on batten or burried in ground or drawn in conduit pipe or fixed to poles or any other situation as directed or as required GI strip of size 32mm x 6mm earth continuity conductor complete with all accessories such as porcelain insulators, saddles and fixing screw etc for conductor all as specified and directed.

All as per item No.41 here in above but using 4 mm dia galvanised iron or steel wire complete all as specified and directed.

M/S AUTOMATION AND SWITCHGEAR CONTROL

Balraj and Co

Amit Engineering