REPAIR/ MAINT OF LT ELECTRICAL SYSTEM AND CONNECTED ITEM IN SP OMQ,SMC, OFFICER MESS, SPORTS COMPLEX IN WAC AREA UNDER GE(AF) SUBROTO PARK

Excavation in trenches in soft/loose soil not exceeding 1.50 Mtrs wide and not exc. 1.5 Mtr deep and getting out for taking out/laying cable, poles &stay etc complete all as specified and as directed.

Returning, filling in including spreading leveling, watering and well ramming in layers not exc 25 cm thick after the cable have been laid tested complete all as specified and as directed by Engineer-in-Charge

Removal of excavated surplus soil to a distance not exc. 50 Mtrs and depositing where directed at a level not exc 1.5 Mtr above the starting point complete all as specified and as directed by Engr-in-charge

M&L for sand cushioning to under ground cable provided with layer of sand (8cm deep before laying the cable and 15 cm deep after laying the cable ie total 23 cm.

M&L for brick laid in trenches for cable protection of burnt clay sub class ‘B’ old size bricks complete all as specified and directed.

Taking out old unserviceable LT under ground cable any type from trenches,pipes & poles complete

Supply laying and testing of XLPE LT 1100 Volt Grade, armourd under ground cable size of 10 Sqmm 2 core with stranded aluminium conductor in trenches /passing through pipes/ on poles etc complele all as specified and directed.

All as per srl item No 7 above but 16 Sqmm 2 core

All as per srl item No 7 above but 16 Sqmm 4 core

All as per srl item No 7 above but 25 Sqmm 4 core

All as per srl item No 7 above but 50 Sqmm 3.5 core

All as per srl item No 7 above but 70 Sqmm 3.5 core

All as per srl item No 7 above but 95 Sqmm 3.5 core

All as per srl item No 7 above but 120 Sqmm 3.5 core

All as per srl item No 7 above but 185 Sqmm 3.5 core

Supply & jointing heat shrinkable straight through joint suitable for LT 1100 Volt grade XLPE cable of size 240 sqmm 3.5 core complete all as specified and as directed.

All as per item No. 16 here in before but suitable for cable size 150-185 sq mm.

All as per item No. 16 here in before but suitable for cable size 70-120 sq mm.

All as per Srl item No.16 here in before but suitable for cable size 25-50 sq mm

M&L for galvanised steel tube, light grade with all fitting complete laid in trenches/ road / Path/ on pole of 80 mm bore all as specified and as directed.

All as per srl item No 20 above but 50mm bore

All as per srl item No 20 above but 40mm bore

Dismantling concrete poles/steel tubular poles ,struts of any size all as specified and as directed by Engineer-in-Charge.

Supply, install erect in trench vertical position steel tublar swan neck seweaged welded poles complete with MS base plate of 6mm thick of size 450mm x 450mm final taper plug pole cap bolt nut and screwed, pole made out of ERW MS tubing confirming to IS 2713 Part II of 8.5 mtr long 410 SP-22 including drilling of holes of required size and nos for fixing of cross arms bracing support/ taking out of cables etc, with inbuilt junction box for 3 phase 4 wire AC supply and painting with one coat of red oxide primer and two coat of aluminium paint for exposed surface and two coat of black bituminious paint for the portion embeded in concerete complete all as specified and as directed by Engineer -in-charge including necessary PCC in foundation and coping all as per SSR part-I .

M &L in replacement of lugs/thimbles at termination of LT cable by cutting the end portion and removing insulation and fixing new aluminium lugs /thimble properly with crimping tool of size 185 -400 sq mm complete.

All as per srl item No. 25 here in before but for cable size 50-150 sq mm

All as per srl item No. 25 here in before but for cable size upto 35 sq mm .

Material and labour for preparation of old painted / rusted surfaces by scrapping of steel tubular LT pole 9 mtr long inculding cross arms and clamps of any size and applying one coat of aluminum paint (1st quality) including white /blue 30 cm wide strip upto the height of 1.5 mtr above ground level and marking the pole No in 4” dia white paint complete all as specified and directed by Engr-in-Charge

M&L for augering of holes in true horizontal position under road /pavement by means of mechanical rig after doing ultrasound technique to prevent any damage to existing cables/pipe lines coming in route 1.5 Mtr deep and not exceeding 15 Mtrs long including laying HDPE pipe of 150mm dia complete.

S&F in replacement of MCCB 400 Amps FP 415 volts 3 phase 50 HZ,Ics=100%Icu , breaking capacity 36 KAcomplete all as specified and directed.

All as per srl item No 30 here in before but 250 Amps 36KA all as specified and directed by Engineer-in-Charge

All as per srl item No 30 here in before but 200 Amps 36 KA all as specified and directed by Engineer-in-Charge

All as per srl item No 30 here in before but 125 Amps 16 KA all as specified and directed by Engineer-in-Charge

All as per srl item No 30 here in before but 63 Amps 16 KA all as specified and directed by Engineer-in-Charge

M&L for defect rectification LT cable laid in trenches by locating fault with the help of electronic fault locating machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator etc.including and additional excavation in normal strata required for exposing the cable fault removal of deteriorated portion of cable treating of cable and keeping the same ready for jointing work for cable of size up to 400 Sq mm 3.5 core. The fault locating equipments will be brought to site within the hours of instruction from Engr-in-Charge

Supply, installation & testing earthing in rocky area of Burnished metal copper earthing electrode 50mm dia 3 Mtr long, outer dia 50 mm 3 Mtr long with strip terminal 40x5mm, 90mm length with 2 holes of10mm with the pipe thickness of 1.2 mm non exothermic welding, inner electrode 16mm solid rod, filled with highly conductive compound non corrosive non hydroxylation Inclusive of 2 bag of Chemical earthing electrode 50 kgs, 25kg bag each with the chemical composition Carbon as graphite 80%, AI203 18-32%, FE203 4-11%, CALCIUM,CARCBON, COPPER 10 to 15 %. Moisture Content 1.06%, chloride 300ppm, cadmium not detected, antimony 100pm. Complete all as specified and directed.

M & L for welding hinges to existing panel board with existing shutters and fixing to panel board completevall as specified and directed.

M & L for replacement of shutter of with 3 mm thick CRCA sheet as per existing Size to match with the existing panel and welding hinges and fixing completevall as specified and directed.

M & L for painting of existing LT panel with spray gun with paint to match with the existing colour/surface completevall as specified and directed.

S&F in replacement of degital type time switch 3P module, DIN 24 hours programmable every 1 minutes with 28 memory location of current capacity 16 Amps with one change over including connecting to existing power contactor complete Make: Havells/ IndoAsian/ L&T

M&L in replacement of PVC insulated service cable flat or round sheathed, aluminium, multistranded conductor 1100V grade size 16 Sq mm 2 core Complete all as specified and directed.

All as per srl item No. 41 here in before 10 Sq mm 2 core

Supply and fix in replacement junction box of size 200mmx150mmx100mm made out of FRP with double stud hinged door locking including electric connection for 3 phase out going cable and single phase connection for street light fitting incl controlled MCB SP-10Amps -01 Nos with suitable connector for looping duly sealed with rubber plugs enclosed in thermo plastic inclosed shock proof safe IP-65 weather vermin proof dust and water proof complete with cable entry incl glands of standard size with 2 Nos mild steel clamps to be fixed on pole complete all specified.

M&L for preparation of old painted for chain link/Barbed wire fencing/gate/angle iron/PCC post of sub station (outer exposed surface) painting starts from above ground level including MS channel / angle iron and GI bracket/clamps with bolts, nuts and applying two coat of aluminium paint / snowcem including writing substation details with black colur of existing size letters all as specified and as directed.

Supply ,intallation and commisoning of free standing floor mounted,dust and vermin proof automatic timer switch box panel board ,outdoor type,fabricated with 3.15 mm thick CRCA MS sheet for load bearing members and 2 mm thick for doors and covers and shall be painted with epoxy powder paint by means of electro static gun after rigorous pre treatment comprising o cold phosphating process on all internal and external surfaces after due preparation of surfaces.Panel should be front openable with double stud hinged door and locking arrangement and provided with suitable size of TPN bus bars of high conductivity copper alloy and shall be provided with colour coded heat shrinkable sleeves .The panel shall be fixed with angle iron frame made of angkes of size 50x50x6mm,embeded 200 mm below ground level in PCC 1:2:4 Type B-1 using 20mm grade stone aggregate ,600mm above ground level comprising the following- (a) ML-3 Contactor ,TP,40Amps,415Volts,50HZ-01 Nos (b) Digital timer switch 20 Amps capacity-01 Nos (c) MCCB,TP,63Amps,415vOLTS,50 Hz ,10KA breaking capacity-01 Nos[Incoming] (d) MCB ,SP,32 Amps,240 Volts,50 Hz,10kA-03 Nos

Supply and fixing of post top 40W LED, 5700K New generation energy saving & environmental friendly, long life versatile aesthetically designed with symmetrical light distribution, spun aluminium landscape luminaire with high power LEDs light source IP 66 complete all as specified and directed.

S&F in repalacement of street light bracket made out of 40 mm dia light grade GI pipe bend to shape 1.2 m long with 02 Nos clamp made out of 25 x 6mm GI strip including drilling holes bending welding and made to clampes on building/concrete/Rail/Tubular pole.

Dismantling posts or struts (wood steel or RCC) any section including taking out embeded portion of concrete and making good disturbed in ground

Dismantling old chain link/barbed fencing of any size or mesh complete all as specified and directed.

Supply and fixing chain link fencing 4mm dia galvanised steel wire 150x100mm mesh, made upto including wire mesh any size etc. including provision of binding wire including upper and lower iron angle frame to support the chain link all as specified and directed. LOCATION-SP 232,SP 229,WAC MESS STAFF QTR

Design, supply, install, testing and commissioning factory made LT Panel Outdoor type, cubical enclosure compartmentalized external and internal mirror type brushed suitable for highly corrosive environment, high creep resistance, better mechanical properties like ductility, yield strength, hardness etc.The enclosure shall be made of 2.00 mm thick stainless steel sheet SS 316 sheet. The fixing of double doors shall be on SS hinges with anti-theft provision. All fabrication/welding shall be done with TIG/MIG or as approved by Engineer in charge suitable for SS 316. Sliding handle and locking arrangement front and rear both side. Enclosure shall be suitable for AC supply system 415 volts, 3 phase, 4 wire, 50 Hz. Degree of protection shall be IP-54. The enclosure shall have provision of cable entry. Cable entry from bottom side including internal wiring with PVC insulated solid, copper wire, 1100 volts grade. The panel shall consist of 600 Amps rating TPN aluminium bus bars and shall be provided with colour coded heat shrinkable sleeves. The panel shall be provided with separate compartments for each switch grar, including instrumentation such as Multi Function meter, phase indicating lamps etc with double stud hinged door, front & rear openable with locking arrangement including interlocking with switch gears and suitable for 1100 Volts grade, 3 Phase, 415 Volts, 50 cycles, AC Supply and to with stand short circuit fault level of not less than 10KA. The panel shall be fixed with angle iron frame made of angles of size 50 X 50 X 6mm, embedded 200 mm below ground level in PCC 1:2:4, Type B-1 using 20mm grade stone aggregate, 600 mm above ground level and comprising the following: LOCATION SP 344 Incoming:- (a) MCCB 400 Amps 4 Pole, 36 kA, 50Hz at 440 Volts with Fixed Thermal and Fixed Magnetic including neccessary bus bar for connection incoming cables complete- 1 set (b) Digital Multifunction Meter to measure V, A, F, PF, KWh including CT complete with all electrical connection - 01 No (c) LED type Phase indicator lamps (R, Y, B) with Control MCB 6 Amps SP- 1 Set Outgoings:- (a) MCCB 250 Amps 4 pole rupturing capacity 25 KA at 415 volt Fixed Thermal & Fixed Magnetic Setting - 02 Nos (Make- MCCB- L&T/ Legrand/ Siemens/ Schneider. Note : (i) Rates are inclusive for fixing of suitable size cable gland if required in existing or new cable, CT and electrical connections complete to function multi functional meter. (ii) Danger notice plate must be fixed on panel. The panel manufacturer should have following Govt. Approved Certificates: 1. Panel should be according to IEC-61439. CPRI Certification Degree of Protection IP-54 (IS/IEC : 61439 (Part-1), 2011 & IS/IEC : 61439 (Part-2) 2011) 2. Tempreature Rise (IS/IEC : 61439-1, 2011 & IS/IEC : 61439-2 2011) 3. CPRI Short Circuit IEC-61439-1 & 2 withstand strenght should be 70kArms for 1.0 Sec with intial peak of 154kApk 4. CPRI Certification IEC-61439-1 & 2 Rated current for short circuit not less than 5000 A with rated insulation voltage 660V 5. ISO 9001 CERTIFIED

Design, supply, install, testing and commissioning factory made LT Panel Outdoor type, cubical enclosure compartmentalized external and internal mirror type brushed suitable for highly corrosive environment, high creep resistance, better mechanical properties like ductility, yield strength, hardness etc.The enclosure shall be made of 2.00 mm thick stainless steel sheet SS 316 sheet. The fixing of double doors shall be on SS hinges with anti-theft provision. All fabrication/welding shall be done with TIG/MIG or as approved by Engineer in charge suitable for SS 316. Sliding handle and locking arrangement front and rear both side. Enclosure shall be suitable for AC supply system 415 volts, 3 phase, 4 wire, 50 Hz. Degree of protection shall be IP-54. The enclosure shall have provision of cable entry. Cable entry from bottom side including internal wiring with PVC insulated solid, copper wire, 1100 volts grade. The panel shall consist of 600 Amps rating TPN aluminium bus bars and shall be provided with colour coded heat shrinkable sleeves. The panel shall be provided with separate compartments for each switch grar, including instrumentation such as Multi Function meter, phase indicating lamps etc with double stud hinged door, front & rear openable with locking arrangement including interlocking with switch gears and suitable for 1100 Volts grade, 3 Phase, 415 Volts, 50 cycles, AC Supply and to with stand short circuit fault level of not less than 10KA. The panel shall be fixed with angle iron frame made of angles of size 50 X 50 X 6mm, embedded 200 mm below ground level in PCC 1:2:4, Type B-1 using 20mm grade stone aggregate, 600 mm above ground level and comprising the following: LOCATION- SERVANT QUARTER OFFICER MESS Incoming:- (a) MCCB 250 Amps 4 Pole, 36 kA, 50Hz at 440 Volts with Fixed Thermal and Fixed Magnetic including neccessary bus bar for connection incoming cables complete- 1 set (b) Digital Multifunction Meter to measure V, A, F, PF, KWh including CT complete with all electrical connection - 01 No (c) LED type Phase indicator lamps (R, Y, B) with Control MCB 6 Amps SP- 1 Set Outgoings:- (a) MCCB 100 Amps 4 pole rupturing capacity 25 KA at 415 volt Fixed Thermal & Fixed Magnetic Setting - 04 Nos (Make- MCCB- L&T/ Legrand/ Siemens/ Schneider. Note : (i) Rates are inclusive for fixing of suitable size cable gland if required in existing or new cable, CT and electrical connections complete to function multi functional meter. (ii) Danger notice plate must be fixed on panel. The panel manufacturer should have following Govt. Approved Certificates: 1. Panel should be according to IEC-61439. CPRI Certification Degree of Protection IP-54 (IS/IEC : 61439 (Part-1), 2011 & IS/IEC : 61439 (Part-2) 2011) 2. Tempreature Rise (IS/IEC : 61439-1, 2011 & IS/IEC : 61439-2 2011) 3. CPRI Short Circuit IEC-61439-1 & 2 withstand strenght should be 70kArms for 1.0 Sec with intial peak of 154kApk 4. CPRI Certification IEC-61439-1 & 2 Rated current for short circuit not less than 5000 A with rated insulation voltage 660V 5. ISO 9001 CERTIFIED

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