REPAIR/REPLACEMENT LT AND HT CABLES, CABLE JOINTS AND REPAIR/MAINTENANCE OF VOLTAGE STABILIZER WITH CONNECTED ITEMS AT AF STN NAL

Amount

M&L for disconnecting or cutting off worn out of unsv XLPE aluminium cable from the transformer /panel board/existing location and Supply, laying, testing of XLPE cable Insulated ,screened, PVC bedded,galvanized steel strip or wire armoured,electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 185 sq mm, 3.5 core with re-connection at existing including taking out existing cable complete all as specfied and directed.

All as above per item No 1.00 here-in-before but size 150 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 120 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 95 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 70 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 50 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 35 sqmm, 3.5 core.

All as above per item No 1.00 here-in-before but size 25 sqmm, 4 core.

All as above per item No 1.00 here-in-before but size 16 sqmm, 4 core.

All as above per item No 1.00 here-in-before but size 10 sqmm, 4 core.

All as above per item No 1.00 here-in-before but size 10 sqmm, 2 core.

M&L for disconnecting or cutting off worn out of unsv XLPE aluminium cable from the transformer /panel board/existing location and Supply, laying, testing of XLPE cable Insulated ,screened, PVC bedded,galvanized steel strip or wire armoured,electric power cables (heavy duty) 11000 Volts grade with stranded aluminium conductor of size 185 sq mm, 3 core with re-connection at existing including taking out existing cable complete all as specfied and directed.

All as above per item No 12 here-in-before but size 95 sqmm, 3 core.

S&F in replacement outdoor type heat shrinkable end joint for HT cable with aluminum conductor 11000 volts grade size 185 sqmm, 3 core including jointing, commissioning and testing complete all as specified & directed.

All as above per item No 14 here-in-before but size 95 sqmm, 3 core.

S&F in replacement straight through type heat shrinkable joint for HT cable with aluminum conductor 11 KV grade size 95 sqmm, 3 core including jointing, commissioning and testing complete all as specified & directed.

S&F in replacement outdoor type heat shrinkable end joint for LT cable with aluminum conductor 1100 volts grade size 150/185 sqmm 3.5 core including jointing, commissioning and testing complete all as specified & directed.

All as above per item No 17 here-in-before but size 70 sqmm to 120 Sqmm, 3.5 core.

S&F in replacement straight through type heat shrinkable joint for LT cable with aluminum conductor 1100V grade size 50 Sqmm to 120 Sqmm, 3.5 core including jointing, commissioning and testing complete all as specified & directed.

Finding of fault to 11 KV UG cable with suitable fault locator equipment & pin point the fault in the faulty cable including necessary excavation and earth work for exposing the faulty portion of the UG cable complete all as specified and directed.

Supply & Fixing aluminium lugs for cable of cross sectional area 120 to 185 Sqmm to complete all as specified and directed by Engineer-in-charge.

Supply & Fixing aluminium lugs for cable of cross sectional area 50 to 95 Sqmm to complete all as specified and directed by Engineer-in-charge.

Supply & Fixing aluminium lugs for cable of cross sectional area 10 to 35 Sqmm to complete all as specified and directed by Engineer-in-charge.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in Including spreading, levelling. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge.

Material and labour for tiba sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified.

S&F sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

Supply and laying unreinforced precast concrete cable cover class HVP, type -I with peak of size 300mmx180mmx40mm laid in trenches over under ground cables complete all as specified and as directed.

Material and labour for HT cable route marker / HT joint marker made out of Jodhpur stone of size 250 mm width x 150 mm depth x 900mm height size with top oval shaped, engraved with 'HT cable' duly painted with approved colour with writing letter for both side complete all as specified and directed by Engineer- in- Charge. Note: - (i) Route Marker shall be buried in ground upto a depth of 45cm below the natural Ground Level (ii) Rate quoted shall include the cost of necessary excavation and earth work.

Supply and fixing GI tubing light grade 80 mm bore for cable protection including taking out rusted existing GI pipe with complete all as specified and directed.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine or manually without damage nearby electric cable, water pipe line etc including HDPE pipe of 80 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

Servicing of Voltage stabilizer, indoor /outdoor type of capacity upto 200 KVA after dismantling the stabilizer carefully at the site or workshop , opening the top cover of stabilizer for inspection/repair, draining out the oil from the housing complete,removing the carbon/sludge (which deposit in stabilizer housing core), replacement of unserviceable rubber bushes and washers, replacement of tap changer winding and thimbles, replacement gasket set of top cover including pasting with pasting material,replacement of worn out nut and bolts , replacement of unserviceable of LT bushes, replacement making all connection with suitable copper lugs ,filling of new stabilizer oil , re-installing the top cover ,Meggering the both side of the stabilizer and testing, commissioning for input voltage 300V to 480V and output 415V with complete all as specified and directed by Engineer-in-charge . Note :(i) Consumables like nuts bolts and washers are incluisive in the quoted rates,However other items shall be measured and paid separately in the respective items under. (ii) Joint shall be leak proof and any leakage noticed after repair work shall be rectified by the contractor without any extra cost to the deptt. (iii) Contractor shall provide necessary tripod, chain & pulley, T&P, etc for transportation and the rent shall deemed to be included in the quoted rate.

S & F in replacement of digital display unit (Auto control card) suitable for servo type voltage stabilizer with complete wiring suitable for upto 200 KVA stablizer complete all as specified and directed.

S & F in replacement of Dimmer coil (Variable transformer) suitable for servo voltage stabilizer with complete wiring suitable for upto 200 KVA complete all as specified and directed.

S & F in replacement of motor gear assembly suitable for up to 200 KVA capaicty servo type voltage stablizer complete all as specified and directed.

S & F in replacement of Dimmer gear assembly suitable for upto 200 KVA capacity servo type voltage stabilizer complete all as specified and directed.

S & F in replacement of Panel lamp for servo type voltage stablizer upto 200 KVA capacity complete all as specified and as directed.

S & F in replacement of Ammeter of Range 0 to 500 Amps with suitable size of C.T. (Digital type) for servo type voltage stablizer upto 200 KVA capacity complete all as specified and as directed.

S & F in replacement of Servo motor 10 K.G. torque for servo type voltage stablizer upto 200 KVA capacity complete all as specified and as directed.

S & F in replacement of Carbon Brush for servo type voltage stablizer of upto 200 KVA capacity complete all as specified and as directed

Supply and filling servo stabilizer power oil meeting IEC 60296-2003-11 , 3rd edition standard specification and ASTMD 1275B test requirement for corrosive sulphur of BDV not less than 65KV for filling in repaired stabilizer complete all as specified and as directed .

Note :- (i) Earth work, PCC work and MS works shall be included in the unit qouted rate . (ii) Cable gland of brass for different size of cable as per requirement for incoming and outgoing (iii) The contractor shall get the drawings approved by the GE before placing the orders. (iv) Each compartment shall be numbered / lettered as approved by GE. (v) LT panel shall be fixed in PCC foundation as per manufacturer recommendation and minimum height clearance of 45 cm from ground level. (vi) Panel accessories items Make-Siemens/ L&T/ ABB/ Schneider/ Legrand/ Crompton Greaves and complying with IEC 61439 standard and make of panel UNIVERSAL SWITCHGEAR/ SHALAB/or equivalent

Note :- (i) Earth work, PCC work and MS works shall be included in the unit qouted rate . (ii) Cable gland of brass for different size of cable as per requirement for incoming and outgoing (iii) The contractor shall get the drawings approved by the GE before placing the orders.(iv) Each compartment shall be numbered / lettered as approved by GE. (v) LT panel shall be fixed in PCC foundation as per manufacturer recommendation and minimum height clearance of 45 cm from ground level. (vi) Panel accessories items Make-Siemens/ L&T/ ABB/ Schneider/ Legrand/ Crompton Greaves and complying with IEC 61439 standard and make of panel UNIVERSAL SWITCHGEAR/ SHALAB/or equivalent

M&L for bus bar chamber cubical inclined top out door type made out of 3 mm thick MS sheet of size minimum size 600 x 450 x 450 mm, MS angle section 35 x 35mm x 5mm frame with front and back openable double door with provision of locking arrangement dust & varmin proof , gasket, TPN busbar shall be insulated with colour coated heat shrinkable sleeves and shall be mounted on proper insulator, gland, welding hinges of dust proof duly powder coated inside and outside of bus bar chamber with one coat of red oxide primer and two coat of synthetic enamel grey paint including aluminum busbar fixed horizontally in chamber of capacity 400 Amps for phases and 400 amps neutral for incoming and out going.(The gap between each bus bar should be minimum 100mm ) The panel shall be suitable for 415 volts, 50 Hz, 3 phase 4 wire system (suitable for 01 incomer and 06 outgoing ) and shall have MCCB 250 Amp 4 pole 36 KA as incommer, including taking out existing unsv bus bar chamber of any size with complete all as specified and directed by Engineer-in-charge Note :- (i) Earth work, PCC work and MS works shall be included in the unit qouted rate . (ii) Cable gland of brass for different size of cable as per requirement for incoming and outgoing cable

Earthing complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 3.5 m below normal ground level) with top edge of earth plate not less than 2.5m below normal ground level, connected to galvanized iron strip 32X6 mm by means of electric arc welding of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other side complete all as specified, including testing and commissioning including taking out existing complete all as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe light grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI earthing and protection pipe upto 7.5 meter beyond the earth plates electrode.

S&F in replacement moulded case circuit breakers(MCCB) 250 Amps, 4 Pole, 36 KA, thermal magnetic with rotary handle and spreader compete all as specified and as directed.

S&F in replacement moulded case circuit breakers(MCCB) 200 Amps, adjustible type, 4 Pole, 36 kA, thermal magnetic with rotary handle and spreader compete all as specified and as directed.

S&F in replacement moulded case circuit breakers(MCCB) 160 Amps, adjustible type, 4 Pole, 36 kA, thermal magnetic with rotary handle and spreader compete all as specified and as directed.

S&F in replacement moulded case circuit breakers(MCCB)100 Amps, adjustible type, 4 Pole, 16 kA, thermal magnetic with rotary handle and spreader compete all as specified and as directed.

S&F in replacement miniature circuit breaker (MCB) 63 Amps, 4 Pole, 16 KA compete all as specified and as directed.

RAJENDER ENTERPRISES (BID ID -3392260)

Aman Enterprises (BID ID -3393561)