REPAIR AND MAINT OF APFC PANELS, MCCBS, LT OVER HEAD LINES, LT SWITCH GEAR, SERVO VOLTAGE STABILIZERS, UPS AND ALLIED WORKS IN TBRL RANGE RAMGARH

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr wide for laying of cables, erection of poles,struts, stays etc and getting out all as specified and as directed by Engr-in-Charge.

All as per serial item No 1.00 here-in-before but in PCC/floor/road

Returning, filling in including spreading, levelling,watering and well ramming excavated soil in layers not exceeding 25 cm thick each , filling back in trenches after cables have been laid and tested, poles,stays,struts hane been erected and tested complete all as specified.

Removal of excavated surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified.

Material and labour for clean dry sand laid in trenches/ducts for bedding and cushioning to cable, including spreading and levelling complete all as speccified.

Material and labour for laying in trenches burnt brick sub class 'B' for cable protection laid adjacent to each other length wise perpendicular to the central axis of cable complete all as specified.

Dismantling of old damaged Aluminium conductor off sizes from existing over head lines complete all as specified and directed by Engr-in-Charge.

All as per serial item No 6.00 above but GI wire/stay wire.

Dismantling / taking down old unserviceable pin/shackle type insulator any type / size.

Dismantling U/S any size of cross arms from pole /structures and fencing post,struts etc. complete all as specified and directed.

Material and labour for ACSR conductor off sizes drawn over for over head lines fixed to insulators with binding wire after allowing specified sag complete all as specified and as directed by Engr-in-Charge.

Material and labour for GI wire 4mm dia as continuous earth wire, guarding and craddles to OH line including binding wire complete all as specified and as directed by Engr-in-Charge.

Supply and fixing for pin type porcelain vitreous insulator 100 mm height and 65 mm dia for 1100 Volts grade including galvanised mild steel spindle, one nut and two washers complete all as specified.

Supply and fixing shackle type insulator porcelain vitreous white, brown and green of size 75 mm heaight and 90 mm dia incl galvanised MS straps 31x3 mm size, washers, insulator bolt 12 mm dia and nut for working pressure 1100 Volts grade complete all as specified.

Material and labour for work as in cross arms, support, bracings, stiffeners, clamps channels fabricated from structural steel including nuts, bolts and washers welding, bending cold or hot drilling holes for bolts in any shape or size all as directed including two coats of aluminium paint over a coating of red oxide primer all as directed by Engr-in-Charge.

Supply and fixing PVC moulded LT Line separator suitable for 4 lines OH system.

Taking out from trenches/floors/road/wall/pipe/pole LT cable of any size/description and removing from site incl making good the disturbed surfaces to match with existing surface all as directed.

Supply and laying in repair of LT UG cable XLPE insulated armoured heavy duty elect cable with stranded aluminium conductor 1100 volts grade cross section area 120 Sqmm 3.5 core laid in trenches/ fixing on panels/walls/poles or passing through pipe including connecting with suitable lugs, glands, nuts and bolts and testing complete all as specified and directed. (Note: (i) Cable joint shall be measured and paid separately (ii) Earth work if required will be paid separately).

All as per serial item No 16.00 above but of cross sectional area 95 Sqmm, 3.5 core.

All as per serial item No 16.00 above but of cross sectional area 50 Sqmm, 3.5 core.

All as per serial item No 16.00 above but of cross sectional area 25 Sqmm, 4 core.

All as per serial item No 16.00 above but of cross sectional area 16 Sqmm, 4 core.

All as per serial item No 16.00 above but of cross sectional area 10 Sqmm, 2 core.

Material and labour in repair cable route indicator showing "LT Cable" and rout of cable with arrow made of CI in suitable eliptical/round shape and fixed on angle iron 40x40x6mm, 800mm long painted in Blue Colour with two coats of synthetic enamel paint cover a coat of red oxide primer duly embaded in PCC block (0.40x0.40x0.40)mtr including in ground and 0.15mtr above ground lable complete all as directed and specified.

Supply and fix in repair cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material (Epoxy Based) and accessories suitable for 3½/ 4 core XLPE armoured Al conductor cable of size 10 to 16 Sq mm complete all as specified and directed.

Supply and fix in repair cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material (Epoxy Based) and accessories suitable for 3½/ 4 core XLPE armoured Al conductor cable of size 25 to 50 sq mm complete all as specified and directed.

Supply and fix in repair cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material (Epoxy Based) and accessories suitable for 3½/ 4 core XLPE armoured Al conductor cable of size 70 to 150 sq mm complete all as specified and directed.

Material and labour for laying GI Tubing light grade 50mm dia for cable potection in road/floor.

Material and labour for laying GI Tubing light grade 80mm dia for cable potection in road/floor.

Material and labour for scraping, scretching, cleaning the old paint, preparation of the surface for repainting, painting LT 09 Mtr long steel tubular pole with two coats of aluminium paint and writing pole Nos. including snowsem on PCC muff all as directed by Engr-in-Charge.

Material and labour for scraping, scretching, cleaning the old paint, preparation of the surface for repainting. Painting LT 9 Mtr long PCC pole in Black & White strip 30 Cm a part alternaterly up to 1.5Mtr height from ground level with synthetic enmel paint, writing pole Nos. & applying one coat of snowcem on PCC muff & remaining portion of the pole all as directed by Engr-in-Charge.

Demolition of concrete (coping of PCC/GI pole/Road) of any description and in any position

Material and labour for Plain Cement Concrete 1:2:4 type B-1 using 20mm graded stone aggregate for coping around poles,earth pit ,including provision of necessary form work, finishing even and smooth without using extra cement complete all as specified and as directed by Engr-in-Charge.

Material and labour for plain cement concrete 1:3:6 type C2 using 40mm graded stone aggregate as in road cutting filling, foundation, fencing post , struts etc. complete all as specified and directed by Engineer- in-Charge.

Supply and replacement of MCCB 400Amp rating,4-pole 415V, breaking capacity 35 KA, Adjustable & fixed magnetic setting type Ics 100% of Icu.

Supply and replacement of MCCB 315Amp rating,4-pole 415V, breaking capacity 35 KA, Adjustable & fixed magnetic setting type Ics 100% of Icu .

Supply and replacement of MCCB 250Amp rating,4-pole 415V, breaking capacity 36KA, Adjustable & fixed magnetic setting type Ics 100% of Icu.

Supply and replacement of MCCB 100Amp rating,4-pole 415V, breaking capacity 25 KA, Adjustable & fixed magnetic setting type Ics 75% of Icu.

Supply and replacement of MCCB 125Amp rating,3-pole 415V, breaking capacity 25KA, Adjustable & fixed magnetic setting type Ics 75% of Icu.

Supply and replacement of MCCB 160Amp rating,3-pole 415V, breaking capacity 25KA, Adjustable & fixed magnetic setting typeIcs 75% of Icu.

Supply and replacement of MCCB 100Amp rating,3-pole 415V, breaking capacity 25KA, Adjustable & fixed magnetic setting typeIcs 75% of Icu.

Supply and replacement of MCCB 63Amp rating,3-pole 415V, breaking capacity 25KA. Make, Adjustable & fixed magnetic type setting Ics 75% of Icu.

Earthing complete with galvanised steel earth plate electrode 60cmX60cmX6.0mm thick, buried directly in ground (earth pit not less than 2.25mtr deep below normal ground level) with top edge of the plate not than 1.5mtr below normal ground level connected to GI earth strip of size 32x6mm dia by means of bolts, nuts, check nuts and washers of galvanised iron complete earth pit of PCC M-10(Nominal mix) using 20mm graded stone aggregate, 50mm thick earth pit cover of RCC M-15 (Nominal mix) using 20mm graded stone aggregate with MS TMT reinforcement bar of 8mm dia @ 150mm centre to centre both ways, MS handle 10mm dia made to shape, PGI funnel, wire mesh and 20mm bore GI water pipe medium grade and 40mm bore medium grade GI pipe for protection of earth strip from plate to main switch board, common salt, charcoal dust including testing on completion complete all as specified and as directed all as shown in electrical plate No. 3 including testing on completion and making good the disturbed surfaces of wall floors etc without claiming extra cost all as directed by Engr-in-Charge. (Note: GI strip & GI pipe beyond 7.5Mtr length from earth electrode shall be measured and paid separately).

All as per serial item No 36.00 above but by using GI wire 4mm dia as earth lead & 15mm bore medium grade GI pipe for protection of earth wire from plate to main switch board

Material and labour for earthing complete with copper earth plate 600x600x3mm thick electrode and 32x6 mm copper strip as earthing lead buried directly in ground (Earth pit not less than 2.25 Mtr deep below ground level) with top edge of the plate not less than 1.5 Mtr below normal ground connected to copper strip earth lead by means of bolts, nuts, check , nuts and washers of copper all as shown on electrical plate no. 3 including 40 mm dia medium grade GI protection pipe, 20mm dia GI medium grade watering pipe, funnel, wire mesh , charcoal dust, PCC pit and 50mm thick RCC cover, earth work in any type of soil connected to earthing test point complete all as specified and directed.(Note : Copper strip & GI pipe 40mm dia beyond 7.5mtr length from earth plate shall be measured & paid separately under respective item)

Material and labour for GI strip of size 32x6mm as earth continuity conductor burried in ground or drawn in pipe or fixed to wall on saddle.

Material and labour for copper strip 32x3.15mm thick as earth continuity conductor fixed to wall or burried in ground/hard standing in & including GI protection pipe complete all as specified and directed by Engr-in-Charge.

Material and labour for GI wire 4mm dia as earth continuity conductor burried in ground or drawn in pipe or fixed to wall on saddle.

Material and labour for fixing GI funnel complete with wire mesh for earthing water pipe.

Material and labour for sheet metal enclosure for feeder piller box or in replament of rusty panel doors by providing sheet metal enclosure made out of CRCA plain sheet duly powder coated, dust and vermin proof, water proof, with locking arrangement and fabricated to shape & size as per existing including welding work for fixing complete all as as per site requirements and directed by Engr-in-Charge.

Material and labour for painting for sheet metal enclosure of LT panels/Installation boards with two coats of synthetic enamel paint as directed colour after scraping of old paint & preparation of surface and applying a coat of red oxide primer complete all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement voltmeter for LT panel Square dial of size 96x96mm digital type as per existing make complete all as specified and as directed. (Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work).

Supply and fixing in replacement Ammeter for LT panel Square dial of size 100 mm digital type as per existing make complete all as specified and as directed. (Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work).

Supply and fixing in replacement indicator lamp assembly in red, yellow & blue colour for LT panels complete all as specified and directed.

Supply and spread graded coarse aggregate of 40mm to 63mm nominal mixed size around outdoor transformer and two/four pole structure /Panel after cleaning and leveling of work area complete all as specified and directed.

Supply and fixing for 4 pole on load change over switch 400 Amp alongwith connected accessories complete all as specified, directed & as per site requirement.

Supply and fixing for 4 pole change over switch 200 Amp alongwith connected accessories complete all as specified, directed & as per site requirement.

Supply and fixing for 4 pole change over switch 100 Amp alongwith connected accessories complete all as specified, directed & as per site requirement.

Supply and fixing for automatic power factor controller relay 8 Steps as per Cat Part No RG-8T.

Supply and fixing for automatic power factor controller relay 12 Steps as per Cat Part No RG-12T.

Supply and fixing for automatic power factor contactor 73 Amp 3 pole 415 volt, 37 KW, AC3 as per Cat Part No CE15K, series A1.

Supply and fixing for automatic power factor contactor 50 Amp 3 pole 415 volt , 22 KW, AC3 as per Cat Part No CE15H, series A1

Supply and fixing for automatic power factor contactor 40 Amp 3 pole 415 Volt, 18.5 KW, AC3 as per Cat Part No CE15G, series A1.

Supply and fixing for automatic power factor contactor 25 Amp 3 pole 415 volt, 11 KW, AC3 as per Cat Part No CE15E, series B1.

Supply and fixing for fixed capacitor 3 phase, 440 volts supply system, MD-XL type 30 KVAR.

Supply and fixing for fixed capacitor 3 phase, 440 volts supply system, MD-XL type 20 KVAR.

Supply and fixing for fixed capacitor 3 phase, 440 volts supply system, MD-XL type 10 KVAR.

Supply and fixing for fixed capacitor 3 phase, 440 volts supply system, MD-XL type 5 KVAR.

Material and labour for HDPE Double Wall Corrugated pipe of size 63mm outer dia and 50mm inner dia confirming to IS:14930 Part-II including necessary pipe fittings such as couplers, end caps, bend etc. including fixed to wall/roof /pole/trench as required with suitable clamps for cable protection complete all as specified and directed.

Repair and maintenance of existing UPS 15 KVA by replacement of unserviceable parts like PCB, Cord Mother board, wiring, etc complete all as specified and directed

Supply only MCCB 3P 400A , 50 KA with adjustable thermal setting.

Supply only Rotary Handle for MCCB

Supply only CT 400/5A -03 Nos

Supply only APFC relay (144x144) with 12 steps 230V -01 No

Supply only OFF delay timer BCR-01 No

Supply only 240 VAC 2 NO+ 2 NC control Relay

Supply only MCCB 3P 500A, 35/36 KA with adjustable thermal setting.

Supply only Rotary Handle for MCCB

Supply only CT 600/5A -03 Nos

Supply only APFC relay (144x144) with 12 steps 230V -01 No

Supply only OFF delay timer BCR 240/24v -01 No

Supply only 240 VAC 2 NO+ 2 NC control Relay

Dismantling stay assy complete including necessary excavation and demolition of PCC for taking out MS plate and removal of unsv materials from site as directed by Engr-in Charge.

Material and labour for Stay assembly complete with MS stay plate of size 300x300x6mm thick, stay rod 16mm dia, stay bow, nuts, bolts and check nuts of GI all as shown in EP No 01 of SSR Part-I of 1991 or directed by Engr-in-charge (Excavation, PCC, say wire and loop type insulators will be measured separately).

Material and labour for galvanized stay strand of size 7/2.24 mm including taking down old stay of any size and any description complete all as specified and directed by Engr in Charge.

Material and labour for loop type insulator large size with overall dimensions 90x140mm with clearance of hole 25.5 mm vitreous white brown or green complete all as specified and directed by Engr-in-Charge.

Material and labour for danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for LT, 20x15cm size including taking down old one as specified and directed by Engr-in-Charge.

Material and labour for service cable 10 Sqmm 2 core 1100 volts grade heavy duty cable PVC insulated stranded alumn conductor, served with an inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 mtr apart including 4mm suspension wire or drawn in and including medium grade non metallic rigid PVC conduit as per site requirement, flat or circular all as required or directed.

Material and labour for service cable 16 Sqmm 2 core 1100 volts grade heavy duty cable PVC insulated stranded alumn conductor, served with an inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 mtr apart including 4mm suspension wire or drawn in and including medium grade non metallic rigid PVC conduit as per site requirement, flat or circular all as required or directed.

M/S BALWINDER SINGH

Arun enterprises

Alpha Engineers and Builders

R D Bansal

D.N.Gupta and Sons