Tender For Repair And Maintenance Of External Electric Low Tension Distribution System At Khundru Grn Under Ge 861 Ews; 1 Excavation in trenches not exceeding 1.5 m wide and n.exc. 1.5 m deep for foundation of poles/stay/cable etc including getting out in soft/loose soil complete all as specified and directed by Engineer-in-Charge. 2 Excavation in trenches beyond1.5m wide and n.exc 3 m deep and getting out in soft /loose soil for laying of cable completeall as specified and directed by Engineer-in-charge. 3 Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm in soils completeall as specified and directed by Engineer-in-charge. 4 Removing excavated material n.exc. 50m and depositing where directed at a level n.exc. 1.5 m above the starting point completeall as specified and directed by Engineer-in-charge. 5 M&L Sand cushioning to cable with dry fine sand in trenches 8 cm below the cable and 15 cm above the cable after laying complete all as specified and directed by Engineer-in-Charge. 6 M&L for Bricks laid in trenches flat with width equal to length of brick for cable protection well burnt sub class B laid across the cable complete all as specified and directed by Engineer-in-Charge. 7 M&L for Plain cement concrete (1:4:8) type D-2 (using 40mm graded crushed stone aggregates ) as in foundation of pole etc complete all as specified and directed by Engineer-in-Charge. 8 M&L for Plain cement concrete 1:3:6 type C-2 (using 40mm graded crushed stone aggregate) as in foundation filling and mass concrete complete all as specified and directed by Engineer-in-Charge. 9 M&L for Plain cement concrete (1: 2:4) type B-1 (using 20mm graded crushed stone aggregates ) as in stay filling or pole coping etc including necessary form work for rough finished surfaces complete all as specified and directed by Engineer-in-Charge. 10 Supply and lay in repairs cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded copper conductor of size 35 sq mm 3.5 core laid in trench/ duct / along pole/wall etc including making connection complete all as specified and directed by Engineer-in-Charge.. Note : The cost of thimbles/lugs and cable gland etc is deemed to beincluded in quoted rate and no extra payment will be made for it. 11 Description all as per item No. 10 above but cross sectional area 50 Sqmm 3.5 core complete all as specified and directed by Engineer-in-Charge. 12 Description all as per item No. 10 above but cross sectional area 25 Sqmm 3.5 core complete all as specified and directed by Engineer-in-Charge. 13 Description all as per item No. 10 above but cross sectional area70 Sqmm 3.5 core complete all as specified and directed by Engineer-in-Charge. 14 Description all as per item No. 10 above but cross sectional area95 Sqmm 3.5 core complete all as specified and directed by Engineer-in-Charge. 15 Description all as per item No. 10 above but cross sectional area150 Sqmm 3.5 core complete all as specified and directed by Engineer-in-Charge. 16 Description all as per item No. 10 above but cross sectional area16 Sqmm4 core complete all as specified and directed by Engineer-in-Charge. 17 Description all as per item No. 10 above but cross sectional area10 Sqmm2 core complete all as specified and directed by Engineer-in-Charge. 18 S&F in replacement of GI tubing lightgrade 50mm dia with all fittings laid in trenches/fixed on wall/ceiling including dismantling of old pipe etc complete all as specified and directed by Engineer-in-Charge. 19 M&L Aluminium conductors, reinforced (ACSR) conductor of any size for OH lines including stretching, binding wire, jumpers, line taps etc including taking down old ACSR complete all as specified and directed by Engineer-in-Charge. 20 M&L in repairs of Pin type insulator porcelain/polymer, vitreous, white/ brown or green insulators including one galvanised MS spindle, two galvanized iron washer, GI nut of size 100 mm height and 65mm dia 1100 volts grade complete all as specified and directed by Engineer-in-Charge. 21 M&L in repairs of Shackle type insulators, porcelain, vitreous white/ brown or green including galvanised MS strips, bolt, nuts and washer of size 75mm height and 90mm dia,size of strap section 31x3mm and dia of 12 mm for working pressure 1100 volts grade complete all as specified and directed by Engineer-in-Charge. 22 S&F in repair of rolling type insulators, porcelain, vitreous white/ brown including galvanised MS strips, bolt, nuts and washer and dia of 12 mm for working pressure 1100 volts grade complete all as specified and directed by Engineer-in-Charge. 23 M&L for Cross arms, bracings, supports, clamps and back plate fabricated from structural steel section including nuts, bolts, washers, welding bending cold or hot, drilling holes for bolts in any shapes size as indicated or directed and inclusive of one primer coat, and one under coat and one finished coat of aluminium paint complete including dismantling cross arms of MS channel complete all as specified and directed by Engineer-in-Charge. 24 Supply & fix in replacement Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screw as specified type 410 SP -31 (9.00 meters long) including two coat of red oxide and applying two coat of aluminium pain with white washing for coping, as specified complete all as specified and directed by Engineer-in-Charge. 25 Re-stretching only the ACSR conductor fixed onoverhead line pole and tightening the ACSR, taking down the conductorfrom insulators complete with authourised sag and rewinding with insulators in proper position after tightening with new aluminium winding wire of dia 2mm complete all as specified and directed by Engineer-in-Charge. 26 Supplying and fixing in repairs of 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including4mm suspension wire, one twin core cable flat of size 10.0 sqmm for service connection complete all as specified and directed by Engineer-in-Charge. 27 Supplying and fixing in repairs of 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including4mm suspension wire, one twin core cable flat of size 16sqmm for service connection complete all as specified and directed by Engineer-in-Charge. 28 Supply and fixing in replacement of danger notice board 1.6mm thick M.S sheet, vitreous enamelled white with letters, figures and conventional skull and bone in signal red colour and fixed with M.S clamps, bolts and nuts of approved size for LT 20x15cm size by replacing the unserviceable one complete all as specified and directed by Engineer-in-Charge. 29 S&F in replacement LED street/security light fitting 36 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete all as specified and directed by Engineer-in-Charge. 30 Supply and fix in replacement of LED flood lights 30 W 230 Volts AC, energy saving and environmental friendly light fitting IP 66 high power LED floodlight with pressure die cast aluminium housing complete with all accessories complete all as specified and directed by Engineer-in-Charge. 31 Supply and fixingin repairs 1.5 Sq mm three core PVC insulated flexible copper conductor wire for street/security light connectioncomplete all as specified and directed by Engineer-in-Charge. 32 S&F in repair of MCCB 4 pole, 415 volts adjustable type, 160 Amps with breaking capacity 36 KA complete all as specified and directed by Engineer-in-Charge. 33 S&F in repair of MCCB 4 pole, 415 volts adjustable type, 200 Amps with breaking capacity 36 KA complete all as specified and directed by Engineer-in-Charge. 34 S&F in repairs of MCCB 4 pole, 415 volts adjustable type, 250 Amps with breaking capacity 36 KA complete all as specified and directed by Engineer-in-Charge. 35 S&F in repairs of MCCB 4 pole, 415 volts adjustable type, 350 Amps with breaking capacity 35/36 KA complete all as specified and directed by Engineer-in-Charge. 36 S&F in repairs of MCCB 4 pole, 415 volts adjustable type, 400 Amps with breaking capacity 36 KA complete all as specified and directed by Engineer-in-Charge. 37 S&F in repairs of MCCB 4 pole, 415 volts adjustable type, 100 Amps with breaking capacity 25 KA complete all as specified and directed by Engineer-in-Charge. 38 S&F in repairs of MCCB 4 pole, 415 volts adjustable type, 63 Amps with breaking capacity 16 KA complete all as specified and directed by Engineer-in-Charge. 39 S&F in repair of Changeover switch off load type 415 volts TPN in sheet metal enclosure 4 pole of capacity 400 Ampscomplete all as specified and directed by Engineer-in-Charge. 40 S&F in repair of Changeover switch off load type, 415 volts TPN in sheet metal enclosure 4 pole of capacity100 Ampscomplete all as specified and directed by Engineer-in-Charge. 41 S&F in repair of Changeover switch offload type 415 volts TPN in sheet metal enclosure 4 pole of capacity 200 Amps complete all as specified and directed by Engineer-in-Charge. 42 S&F in replacement of outdoor type SMC junction box of size 170x170x105mm one piece moulded SMC door hinged fixed base with hinged right or left side and fixed to the foundation pole with suitable fixing arrangementbus bar with single electrolytic aluminium for both phase and neutral supported on FRP insulator and cut out complete fixed on the pole with suitable inlet and outlet , provision for cable connection,MCB SP 6 Amps rating B curve for controlling the pole light including necessaryconnection, complete all as specified and directed by Engineer-in-Charge. 43 M&L for Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick buried directly inground (earth pit not less than 2.25 mtr below normal ground level) with top edge of the plate not less than 1.5 mtr below ground level connected to galvanised iron strip 32× 6mm means of bolts, nuts check nut & washers of galvanised iron or steel & connected to main switch including complete excavation and earth work in soft/loose soil and disposal of surplus soil to a distance not exc 50 meters, PCC Chamber (1:3:6) type C-2 precast RCC cover with frame, funnel wire mesh, 20mm bore light grade galvanised iron or steel pipe for water, charcoal or coke and salt in alternative layers of 15cm compacted thickness around the earth electrode complete all as shown in electrical plate No 3 of SSR part-I including welding with suitable electrode andtesting complete all as directed. NOTE :-(i) Main earthing strip from earth plate electrodeto test point upto length of 7.5 mtrs length shall deem to be included in the unit rate quoted against this item. (ii) M&L Tubing GI medium grade 40mm dia for protection ofearthing strip and passing the Road/passesand etc. shall be deemed to be included in the unit rate quoted against this item. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to the department. 44 Taking outfrom trenches/poles/wall etc LT UG Cable PVC insulated sheathed with multistranded aluminium conductor armoured and relaying after fault rectification duly tested in trenches/Poles/Wall of LT UG Cableof any sizes including Earth work complete all as specified and directed by Engineer-in-Charge. 45 Supply, fixing & commissioning in replacement of sheet metal enclosure (junction/feeder pillar box) of suitable size fabricated with CRCA sheet steel 2mm thick, front door openable type, powder coated included earth bars cement spill protector cable ties, blanking plates suitable for housing 4 pole MCCB 63 Amp as incomer, copper bus bar 200 Amp rating outgoing MCB 40 Amp SPN, multifunctioning meter, indication lamp etc complete and suitable to accommodate the following accessories:-a) MCCB 63 Amps 4 pole, 16 KA, Thermal magnetic - 1 Nos b) MCB, SPN 25 Amps,10KA- 6 Nos (Out going)c) MCB, SP 6 Amp,10KA,Thermal magnetic- 2 Nos (Out going)d) Indication lamps (R,Y,B) LED type - 1 sete) Copper bus bar 200 Amp rating with colour coded heat shrinkable sleeve TPN- 01 set Note: (i) LT panel cum/ junction box shall be flush in staircase/ sub station room wall & adequate height. (ii) Cement work, plastering work & painting with existing colour is deemed to be included in quoted rate. 46 Supply and Fabricate, install, connect, test and commissioning of out door typeLT electrical panel board, AC, 3 phase, 4 wire, 415 / 500 V, 50 Hz, outdoor type, fabricated with 3.15 mm thick made of CRCA, powder coated, CPRI Approved, Cable gland, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit, chamber for aluminium bus bars including aluminium bus bars 4 Nos, 500 amps capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections, complete suitable for mounting following switch gear items internally connected with suitable capacity aluminium strip/ rods insulated, complete mounted on PCC pillars complete all as specified and comprising of the followings:-INCOMING :-(a) MCCB 4 Pole, 415 V, adjustable thermal setting ,400 Amps with breaking capacity 36/35KA - 01 No OUTGOING :- (b) MCCB 4 Pole, 415 V, adjustable thermal setting 160 Amps with breaking capacity 25KA - 03 No.(c)MCCB 4 Pole, 415 V, adjustable thermal setting 100 Amps with breaking capacity 16KA - 01 No. (d) MCB SPN 32 Amps, 230 Volt , 10 KA- 01 Nos (e) Voltmeter, electronic, digital type, with selector switch0 - 500 volts, AC, 50 Hz - 1 No. (f) Ammeter electronic, digital type, 0 - 400 amps, AC, 50 Hz - 1 No. (g) Current transformer200 / 5 amps rating, AC, 50 Hz - 3 Nos. (h) Phase indication LED lamps - 3 Nos(RYB). 47 Supply and Fabricate, install, connect, test and commissioning of out door typeLT electrical panel board, AC, 3 phase, 4 wire, 415 / 500 V, 50 Hz, outdoor type, fabricated with 3.15 mm thick made of CRCA, powder coated, CPRI Approved, Cable gland, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit, chamber for aluminium bus bars including aluminium bus bars 4 Nos, 600 amps capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections, complete suitable for mounting following switch gear items internally connected with suitable capacity aluminium strip/ rods insulated, complete mounted on PCC pillars complete all as specified and comprising of the followings:-INCOMING :-(a) MCCB 4 Pole, 415 V, adjustable thermal setting, 350 Amps with breaking capacity 36/35KA - 01 No OUTGOING :- (b) MCCB 4 Pole, 415 V, adjustable thermal setting 100 Amps with breaking capacity 25KA - 02 No.(c)MCCB 4 Pole, 415 V, adjustable thermal setting 63 Amps with breaking capacity 16KA - 03 No. (d) MCB SPN 32 Amps, 230 Volt , 10 KA- 01 Nos (e) Voltmeter, electronic, digital type, with selector switch0 - 500 volts, AC, 50 Hz - 1 No. (f) Ammeter electronic, digital type, 0 - 400 amps, AC, 50 Hz - 1 No. (g) Current transformer200 / 5 amps rating, AC, 50 Hz - 3 Nos. (h) Phase indication LED lamps - 3 Nos(RYB). 48 Supply and Fabricate, install, connect, test and commissioning of out door typeLT electrical panel board, AC, 3 phase, 4 wire, 415 / 500 V, 50 Hz, outdoor type, fabricated with 3.15 mm thick made of CRCA, powder coated, CPRI Approved, Cable grand, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit, chamber for aluminium bus bars including aluminium bus bars 4 Nos, 400 amps capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections, complete suitable for mounting following switch gear items internally connected with suitable capacity aluminium strip/ rods insulated, complete mounted on PCC pillars complete all as specified and comprising of the followings:-INCOMING :-(a) MCCB 4 Pole, 415 V, adjustable thermal setting ,320 Amps with breaking capacity 36/35KA - 01 No OUTGOING :- (b) MCCB 4 Pole, 415 V, adjustable thermal setting 160 Amps with breaking capacity 25KA - 02 No.(c)MCCB 4 Pole, 415 V, adjustable thermal setting 100 Amps with breaking capacity 16KA - 01 No. (d)MCCB 4 Pole, 415 V, adjustable thermal setting 63 Amps with breaking capacity 16KA - 21 No. (e) MCB SPN 32 Amps, 230 Volt , 10 KA- 01 Nos (f) Voltmeter, electronic, digital type, with selector switch0 - 500 volts, AC, 50 Hz - 1 No. (g) Ammeter electronic, digital type, 0 - 400 amps, AC, 50 Hz - 1 No. (h) Current transformer200 / 5 amps rating, AC, 50 Hz - 3 Nos. (j) Phase indication LED lamps - 3 Nos(RYB). 49 Supply, fixing in replacement & commissioning sheet metal enclosure (junction/feeder pillar box) of suitable size fabricated with CRCA sheet steel 2mm thick, front door openable type, powder coated included earth bars cement spill protector cable ties, balnking plates suitable for External electric supply 4 poleas incomer and outgoing (both) copper bus bar 200 Amp rating , multifunctioning meter, indication lamp etc complete all as specified and directed by Engineer-in-Charge.
