REPAIR MAINTENANCE AND RESTRINGING OF LT DISTRIBUTION OVER HEAD LINES REPLACEMENT OF UNSERVICEABLE ACSR CONDUCTOR UNSV POLES LT FEEDER PILLAR BOX APFC PANEL UG CABLE EARTHING AND OTHER ALLIED MISC CONNECTED WORK AT ZONE A JASAI MIL STN

Amount

Laying only in trenches cable/ LT OH line, LT under ground cable XLPE insulated PVC sheathed 1100 V grade armoured heavy duty aluminium conductor including fixing with suitable Al lugs, testing & commissioning of the following cross sectional area complete all as specified and directed. Note : (i) LT XLPE cable will be issued by department free for fixing under Sch 'B'. (ii) Earth work, cable protection, sand shall be measured and paid separately. (a) 6 Sqmm to 25 Sqmm, 2 /3.5 /4 Core.

All as per ser item No 1 here in before but 35 sqmm to 70 Sqmm, 3.5 Core.

All as per ser item No 1 here in before but 95 Sqmm to 185 Sqmm, 3.5 Core.

All as per ser item No 1 here in before but above 185 Sqmm to 400 sqmm, 3.5 Core.

Taking down old/unserviceable under ground LT cable of any cross-sectional area from trenches/walls / poles after dis-connecting connections including cable protection stone slab /covers, pipes etc., complete all as specified and directed. Note: For OH conductor, 3 Ph+ Neutral shall be measured as single length.

Material and Labour for GI tubing medium grade in repairs incl. accessories for protection of cables on poles / under road crossing of following sizes. (a) 80 mm dia

All as per ser item No 6 here in before but above 50 mm dia

All as per ser item No 6 here in before but above 40 mm dia

M & L for Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, erection of poles, struts/stays, leveling of yard etc not exceeding 10 M² on plan and not exceeding 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

M&L for unwashed river sand cushioning to U/G cable and punning for cushioning of cable 8cm below the cable and 15cm above cable all as specified and directed. Note :- Thickness after punning shall not be less then 18 cm. Punned thickness shall only be museared and paid.

M & L for Supplying and laying un-reinforced precast concrete cable cover, class LV, type 1, flat size 250 mm x 150 mm x 40 mm and abutting each other with gap between adjacent precast concrete cable cover not exceeding 10 mm punned sand over underground cables for protection.

M & L for Returning, filling in, including spreading, leveling watering and well ramming in layers n.exc 25 cm in soil.

M & L for Removing of excavated soil not exc. 50 M from starting points all as directed .

M & L for Motorized Auguring/drilling under without disturbing road through soil of any type of suitable dia for laying of 40/50/80 mm dia GI tubing pipe by using trenchless method. Note :- Shall be mesured only where re-routing is involed.

M & L for Re-routing/relaying of existing LT cable PVC/XLPE insulated aluminium conductor armoured with glavanised steel wire complete of any size and core from any position i.e ground /wall/poles/ culverts etc complete with protection cover, sand, pipe complete all as specified and directed . Note:- (i) Old cable as obtained shall be re-used. (ii) Old serviceable protection cover, protection pipe and sand obtained under this item shall be reused if found serviceable. (iii) Earth work and any other new items shall be measured and paid separately under relavent items.

S&F in repair 1100 volts grade heavy duty cable PVC insulated aluminium solid conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections:- (a) 4 Sqmm 2 Core

All as per ser item No 16 here in before but 6 Sqmm 2 Core

All as per ser item No 16 here in before but 10 Sqmm 2 Core

Material and labour for repair to outdoor type double door LT panels/Feeder pillar box by repairing/replacing hinges at site by replacing unserviceable pedestal locks, replacing unserviceable bow handle and connected accessories of front, rear and inner doors by welding, cutting, drilling etc and incl fixing with MS nuts and bolts and repair/ replacing of copper bus bar of various rating suitable along with RYB insulation including cable end terminal aluminium lugs and including one coat of red oxside zink chrome primer on newly replaced steel surfeces and two coats of spray painting using synthetic enamelled paint of approved tint over entire LT panel surfeces (Internal and external) of MS sheets and angles complete all as specified and directed by Engr-in-Charge at site. (Note : Copper bus bar and porcelain insulators to be measured and paid under separate Sch 'A' item)

Material and labour for replacement of old unserviceable voltmeter/ Ammeter with Panel mounted multi function three phase digital energy meter of accuracy Cl-1.0 for measuring Voltage, Current, KW, KVAR, KWH, KVAH and power factor and making the disturbed surface good by welding/riveting in MS sheet 1.6 mm thick on the hollow portion duly painted all as directed at site. Make: Legrand /Schneider/Siemens/ABB

Material and labour for replacement of old unserviceable indicators any type with LED based indicating lamps of RYB colour incl disconnecting and connecting of the same all as directed at site. Make : Legrand/ABB/Siemens/L&T

Material and labour for fabrication of copper busbar including, bending cold or hot in any size and shape all as directed and including RYB insulation mounted on epoxy cast/polymer glass insulators all as directed by Engr-in-charge.

Material and labour for fixing of epoxy cast/polymer glass for 1100V grade insulators on the bus bars/panel all as directed and specified by Engr-in-charge.

Supply and fixing in replacement of unserviceable MCCB etc suitable for 415 Volts 3 Phase 4 wire system complete all as directed .Make of MCCB : Legrand/ABB/Siemens/ L&T (a) S&F MCCB, AC, 415 volts, 250 Amp, 25 KA, 4 pole, thermal magnetic Note : MCCBs shall be lcu=lcs=100%

All as per ser item No 24 here in before but MCCB, AC, 415 volts, 200 Amp, 25 KA, 4 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, AC, 415 volts, 160 Amp, 25 KA, 4 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, 125 Amp, 415 volts, 16 KA, 4 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, 100 Amp, 415 volts, 16 KA, 4 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, 63 Amp, 415 volts, 16 KA, 4 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, AC, 415 volts, 160 Amp, 16 KA, 3 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, AC, 415 volts, 125 Amp, 16 KA, 3 pole, thermal magnetic

All as per ser item No 24 here in before but MCCB, AC, 415 volts, 100 Amp, 10 KA, 3 pole, thermal magnetic

M & L for demolition of old brocken earth pit chamber and provision of earthing chamber pit made of PCC (1:3:6) Type C-1 using 20 mm graded crushed stone aggregate , 40 mm thick precast cover slab of RCC (1:2:4) type B-0 using 12.5mm graded stone aggregate reinforced with 8mm TMT bars @ 10 cm C/C on both sides with suitable cast iron handle shall be provided in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I complete all as specified and directed.

Regular maintenance of existing APFC panel with cleaning of dust inside by blower and cleaning of moving parts / contacts from CT cleaner, tightening of loose parts/ electrical wires, cleaning of contactors, relays and capacitors, junction point,servicing, oiling to cooling fan including testing of APFC relay with necessary setting with CTs / load adjustments to match with the APFC load management system complete with replacement of worn out unserviceable components / burnt wires/ timbles/ lugs of capacity 10 KVAR to 60 KVAR complete all as specified and as directed. NOTE :- (i) There are 17 Nos of APFC panel installed at different locations in Mil stn jassai and all the panels are to be maintained for the complete contract period . (ii) The power factor (PF) for all the 17 Nos APFC panel should be in between 0.95 to 0.99 , in case the PF is less than the power factor maintain above due to any reason, then the contractor shall liable to pay compenssation equivalent to JVVNL tarrif . (iii) The spare parts shall be of same make and capacity of existing one and shall be measured and paid separately. (iv) Replacement of bolt / nut / screws etc. shall deemed to be included in ther rate quoted. (v) Interval of maintenance shall be according to Engr-In-Charge at site

Supply only in replacement of MCB TP 415V olts 10KA , C curve 10-32 Amps in existing panel the make should be of the same of existing MCB to mach with existing holes/surface complete all as specified and as directed.

Supply only in replacement of MCB TP 415 Volts 10KA , C curve 40-60 Amps in existing panel the make should be of the same of existing MCB to mach with existing holes/surface complete all as specified and as directed.

Supply only in replacement of Contactor( Capacitor duty type) TP 415 V of capacity 10 to 32 Amps complete all as specified and as directed.

Supply only in replacement of Contactor( Capacitor duty type) TP 415 V of capacity 32 to 70 Amps complete all as specified and as directed.

Supply only in replacement of Capacitor 440 volts 50 HZ APP type electric conforming to IS: 13340/13441 & IEC-831-1 complete of capacity 1 KVAR complete all as specified and as directed.

Supply only in replacement of Capacitor 440 volts 50 HZ APP type electric conforming to IS: 13340/13441 & IEC-831-1 complete of capacity 5 KVAR complete all as specified and as directed.

Supply only in replacement of Capacitor 440 volts 50 HZ APP type electric conforming to IS: 13340/13441 & IEC-831-1 complete of capacity 10 KVAR complete all as specified and as directed.

Supply only in replacement of Capacitor 440 volts 50 HZ APP type electric conforming to IS: 13340/13441 & IEC-831-1 complete of capacity 20 KVAR complete all as specified and as directed.

Supply only in replacement of electric motor single phase 240V for cooling air fan compect size 150mm sweep for APFC panel complete all as specified and as directed.

Supply only in replacement of volt meter 96 mm x 96 mm digital type 0 to 500 volts capacity complete all as specified and as directed.

Supply only in replacement of Ampere meter 96 mm x 96 mm digital type 0 to 200 amps capacity complete all as specified and as directed.

Supply only in replacement of CTs suitable for ampere meter 100/5 Amps Rating complete all as specified and as directed.

Supply only in replacement of CTs suitable for 200/5 Amps Rating complete all as specified and as directed.

Supply only in replacement of CTs suitable for 60/5 Amps Rating complete all as specified and as directed.

Supply only in replacement of APFC relay square flush type with protective device intelligent automatic processor based on electronic controller 6 stages for APFC panel complete all as specified and as directed.

Supply only in replacement of APFC relay square flush type with protective device intelligent automatic processor based on electronic controller 8 to 14 stages for APFC panel complete all as specified and as directed.

M&L for Spray painting to existing LT panel board/Kisok of any size after scrapping the existing paint and two coats of synethetic enamelled paint over a coat of red oxide primer complete all as specified and as directed.

Dismantling of broken U/S existing earthing with galvanised steel strip / wire complete including removing of PCC from site complete all as specified and as directed.

M&L for Earthing complete with galvanized steel earth plate electrodes 600mmx600mmx6 mm thick buried directly in ground earth (earth pit not less 2.25 m deep below ground level) with top edge of the plate not less then 1.5 mtr below normal ground level connected to galvanised iron earthing strip 32mm x6mm thick by means of bolt nuts check nuts and washers of galvanized iron or steel all as specified & shown in electrical plate No.3 of MES SSR part-I 2010 connected to earth test point as specified and testing on completion including provision of 40 mm dia light grade pipe up to 7.5 mtr length as protection & watering pipe shall be 20 mm bore medium grade including all excavation & earth work in any type of strata incl PCC pit (1:3:6) type C-1 with RCC cover including charcoal , salt, funnel, all as directed at site. Note : Rate included for excavation & earth work in any type of strata as shown in electric plate no-3 in SSR Part-I.

Dismantling and disconnecting the exsisting unserviceable LT panel boards of any type in non repaireable condition complete all as directed at site.

Supply, installation,testing and commissioning of LT automatic Power Factor Correction (APFC) panel factory out door type made,weather,dust and vermine proof made out of 3.15 mm CRCA steel duly power coated paint with metalised ply propylene (MPP) type capacitor bank,heavy duty of 35 KVAR with variable correction shall comprise of 8 stage steppings (1,2,3,5 and 10 KVAR) and with auto manual serlector switch The panel shall have copper bus bar of suitable size, 3 phase and with neutral CPRI Approved capacitor panel platform mounted outdoor type and M.S Angle Iron of 40x40x6 mm frame grouting in PCC 1:2:4 , Front openable double door with locking arrangement to facilitate easy maintenance, exhaust fan cooled with thermostat, heavy cable entry gland provision of angle iron legs/hooks for lifting the panel and necessary internal connection with proper copper wire rating& lugs. Proper control wiring with protection to Relay, fan and contactors Comprising of following comprising of the following:- (a) MCCB TP 100 Amps (adjustable type), 25 KA Icu=Ics=100% 01 No (b) Power Capacitor, 2x10 KVAR, 1x5 KVAR, 2x3 KVAR, 1x2 KVAR, 2x1 KVAR 8 stage MPP type heavy duty capacitor bank consisting of suitable NO of switching sequences 3 phase 415 volts suitable for 10% over voltage & 30% over current having losses less than 0.5 W/KVAR with in built discharge resistors Make:- (Make :- Schneider/Legrand/Siemens) (c) Contactors having current limiting resistors suitable for capacitor switching of variable KVAR correction of specification as approved by GE (Make :- Schneider/Legrand/Siemens) (d) Microprocessor based intelligent APFC relay for controlling variable correction of KVAR (Make :- Schneider/Legrand/Siemens) (e) Indication lamp RYB ( LED type) with toggle switch -03 set (f) Internal wiring of panel with stranded copper cable of suitable size. (g) Push button for manual switching of capacitor.

Supply, install, testing and commissioning of LT Panel board, outdoor type, gable roof, floor mounted, factory made (CPRI approved) suitable for 415 volt, 3 PH, 4 wire, 50 HZ, AC supply system having bus bars chamber with copper bus bars of rating 400 amps duly insulated by insulation of RYB colour 400 Amps rating mounted on porcelain insulators. The panels shall be factory made, double door, made out of 3.15 mm thick MS sheet totally enclosed dust, vermin and rust proof front operated, front and rear opening with locking arrangement fixed with MS angle iron frame of size 40X40X5 mm including embedding the panel in PCC platform and duly painted with two coats of synthetic enamel paint over a coat of red oxide primer with colour as directed including internal wiring with multistranded copper conductor cable of suitable size incl lugs and cable gland to incoming and outgoing cable with 3 hinges to panel doors and locking arrangement as desired complete all as directed by Engr-in-charge and comprising of the following:- (A) IN COMING (a) MCCB 4 Pole 415 Volts 36 KA 250 Amp rating thermal magnetic release type(Icu=Ics=100%) -01 No (Make : Legrand/ABB) (b) RYB indicating lamp LED type suitable for panel mounting (Set of three) - 01 No. (c) Panel mounted multi function energy (voltmeter & ammeter) meter of accuracy CL-1.0 rating including CT - 01 No (B) OUT GOING (a) MCCB 4 Pole 415 Volts 25 KA 200 Amp rating thermal magnetic release type(Icu=Ics=100%) -01 Nos (Make : Legrand/ABB) (b) MCCB 4 Pole 415 Volts 25 KA 160 Amp rating thermal magnetic release type(Icu=Ics=100%) -02 No (Make : Legrand/ABB)

Supply & Install of LT Junction Box dust and vermin proof cubicle type with RYB indication lamp, floor mounted type,Bus bars TPN copper of size 25x3 mm, mounted on epoxy insulators fitted on angle iron of size 40x40x6 mm imbeded in PCC outdoor type made out 1.6 mm thick with CRCA sheet, wheather proof with locking arrangement duly painted complete to accommodate the size (0.75 x 0.45 x 0.15 mtr).

Material and labour Cement concrete (1:2:4) type B -1 using 20 mm graded stone aggregate for pedestal of poles/copping including necessary frame work ,fair finishing to exposed surfaces using extra cement complete form, all as directed by Engr-in-Charge.

Material and labour for Cement concrete (1:3:6) type C -2 using 40 mm graded stone aggregate for foundation of pole /struts/stay assembly etc complete all as directed by Engr-in-Charge.

Supply and errect in replacement steel tubular swaged poles type 410 SP-31 (9.0 metres long) complete with cast iron base plate and finial taper plug, bolts, nuts & screws complete all as specified and directed. Note: - (i) PCC shall be measured and paid separately in relevant item here in after . (ii) Painting with two coats of black bituminous paint throughout internally and externally upto plating depth and the remaining external complete after and including dismantling existing unsv pole by demolition off its PCC foundation and copy etc including disposal there off where directed pole portion shall be painted with silver colour in two coats over a red oxide primer. (iii) Cost of demolition of PCC and disposal there off shall deemed to be inclusive in the qouted rate.

M & L for disconecting and re conecting of burnt LT XLPE cable from panel to OH conductor on pole/ panel/equipment including removing of faulty part of cable, preparation of cable for connection, suitable Al lugs, nut bolts, glands, GI pipe etc and as directed on site . Note: (i) The cost of earth work for taking out LT cable loop and refiling will deemed to be included in above quoted rate. (ii) GI pipe to be measured under separate Sch 'A' item mentioned.

Restringing and tightening only of ACSR conductor straightening properly on insulators and binding with aluminum taps /binding wire /conductor jumper etc all as specified and directed by Engr-in-charge

Supply, fixing, stringing, testing and commissioning of ACSR insulated rabbit conductor of size 6+1/3.35 mm binding with insulators including binding material and connection of all service connections/existing cables complete all as specified and as directed. Note :- (i) Rate of dismantling of old conductor is deemed to be included in quoted rate.

Dismantling of cross arms (Clamp, nut bolts ),care fully from site all as specified and directed by Engr-in-charge.

Material and labour for steel structure, cross arms bracing supports ,clamps, back plates of any type, section incl. nuts, bolts, washers, welding ,bending cold or hot in any size and shape all as directed Including two coats of aluminium paints over a coat of red oxide primer incl preparation of surface all as directed by Engr-in-charge.

M&L for Trimming and pruning of one tree complete cutting of all branches of any dia but not exceeding 75 mm up to a safe distance from the over head lines complete all as directed at site and disposal of branches/bushes to a distance and clearing the site all as directed NOTE:- 1. The necessary man power, tool & plant, cutting tools and JCB required for cutting/pruning of branches is deemed to incl in the rate quoted for the job. 2. Proper shut down will be taken by the authorised rep only.

Material and Labour for preparation of old painted surface and ZEBRA painting of PCC/steel poles 9/11 m long alongwith road upto 1.5 m height from pedestal, with two coats of enamel synthetic paints in 30 cm height incl painting of pole coping with black paint and writing pole No. all as directed

M & L for painting of steel tubular pole/rail pole upto 9 mtr long with two coats of enamel synthetic silver paints over a one coat of red oxide incl painting of pole coping with black paint all as directed by Engr-in-Charge. Note:- Zebra painting at the bottom of pole deemed to be included in the quoted rate.

Material and Labour for preparation of old painted surface for steel structure, cross arms bracing supports ,clamps, back plates of any type, section incl. nuts, bolts, washers, pipes mounted on PCC/steel poles 9/11m long alongwith road with two coats of enamel synthetic paints all as specified and directed. Note: Zebra colour will be applied by synthetic enamel paint of black/yellow colour as approved in alternate layer of 30 cm height of each layer.

Material and labour for writing pole number of minimum size 10 cm height with black paint over base of yellow paint on PCC/steel poles of LT/HT supply complete all as directed .

Dismantling of insulators any type any size from existing poles all as directed.

Supply and fix pin type porcelain insulator, vitreous white brown or green including one galvanised mild steel spindle two GI washer and GI Nuts 100 mm height 65 mm dia for 1100 volts grade complete all as specified.

Supply and fix shackle Type, porcelain, vitreous, white, brown or green insulator 1100 volt grade 75 mm in height and 90 mm dia including galvanised mild steel straps of size 31 x 3 mm, insulator bolt of 12 mm dia, washers and nut complete all as specified and as directed.

M&L in replacement for stay assembly complete with 230x230x 6 mm thick plate and 16 mm dia stay rod all as shown in elect plate No-1 of SSR-part -1 including stay wire of size 7/4mm dia and suitable loop insulator of appropriate size all as spcified and directed by Engr in charge. Note : Rate quoted is deemed to be included excavation in any type of soil, PCC for stay and dismantling of old stay assy.

Supply and fix in repair PVC separators type as per existing size/sample on LT over head line for 4 wire LT system. Note : Contractor will arrange for required T&P / Hydra with tools for fixing of seperators.

All as per item No 77 but PVC separators 2 wire LT system.

M&L in replacement of cradles, hexagonal / rectangular, fabricated with galvanised steel wire 3.15 mm or 4 mm dia complete as specified and directed.

Removing wild grass, vegetation, creepers, etc climbing up towards the poles and stay including cleaning bottom surface area of pole & stay not less than 1m x 1m by surface dressing of earth and inside the fencing of out door installations all as required and directed.

Kusum Traders

M/s godara infratech and power industries

National Rewinding Works

M/S TANUSHREE CONSTRUCTION COMPANY

jyoti power corportion