SPL REPAIR OF LIGHTENING ARRESTOR AND ALLIED CONNECTED WORKS AT ELECTRIC SUB STATION, SPL REPAIR REPLACEMENT OF HIGH MAST LIGHT CONNECTED WORK, SPL REPAIR REPLACEMENT OF CABLE INSULATORS AT MRS, SPL REPAIR REPLACEMENT OF SPARE PARTS, OIL FILTRA

Amount

M&L for steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-55 (12.00 Meters long) complete all as specified and as directed at site. Note:- Excavation, earth work & PCC work shall be measured paid separately.

S&F zinc coated galvansized steel flexible stranded wire of dia 5 mm with and including necessary clamps, arrangement on pole top for interconnection of wire complete all as specified and as directed.

S&F air termination single pointed aluminium rod 12 mm dia 300 mm long with suitable nut, bolts, screws, washers & complete all as specified and as directed.

S&F GI Strip ISI marked of size (32 x6) mm complete with GI nuts, bolts and washers, buried in ground with and including excavation and earth work complete all as specified and as directed.

S&F porcelain insulators of size 75 mm height and 25 mm width for fixing of aluminium and GI strip with suitable GI nut, bolts and washers complete all as specified and directed.

S&F bakelite insulator sheet of size (100mm x 100mm) x 12mm thick for fixing of air termination with suitable nut, bolts and washers complete all as specified and directed.

M&L for medium grade GI tubing 40 mm bore for fixing of air termination single pointed aluminium rod with necessary clamps, nuts, bolts and washers including silver painting over the surfaces of all rusted metallic surfaces complete all as specified and directed.

M&L for test point terminal block made of gun metal or phosphorous bronze of size (75x75x25)mm, drilled and screwed including 3 Nos 8 mm dia 25 mm long hexagonal head screw complete all as specified and as directed.

Material and labour for earthing complete of copper plate (30 cm x 30 cm) x 3 mm thick buried directly in ground vertically to depth not less than 2.25 mtr below ground level with top edge of the plate not less than 1.5 mtr below ground level connected to copper strip of size (25 mm x 3 mm) by means of bolts, nuts check nuts and washers, with copper strip up to 7.5 mtr, excavation and earth work filling of charcoal and salt mixture 150 mm all around the plate watering arrangement with 20 mm GI medium grade pipe, protection pipe of 32mm dia light grade GI pipe including PCC pit with cover, funnel and wire mesh complete all as specified and directed.

M&L for copper strip (32x6) mm with saddles and fixing screws etc for roof conductors and down conductors above ground or in ground complete all as specified and as directed.

Excavation in trenches not exc. 1.5 m wide and not exec 1.5 mtr in deep for foundation etc. or for shafts, wells, cesspits, mainholes, pierholes etc.in any type of soil for foundation and getting out and levelling of bottom surface to required level complete all as specified and directed.

Removing the excavated materials to a distance not exceeding 50 m and depositing where directed at level not exceeding 1.5 m above the starting level complete all as specified and directed.

M&L for PCC (1:4:8) type D2 (using 40 mm graded stone aggregate), as in foundation of poles and filling and mass concrete etc, including formwork (as if required), complete all as specified and as directed.

M&L for PCC (1:3:6) type C1 (using 20mm graded stone aggregates) as in coping complete with and including necessary use and waste of form work complete all as specified and as directed.

Taking down of unserviceable steel tubular pole embedded in concrete with and including making good to floor complete all as specified and as directed.

Taking down of unserviceable steel flexible wire of dia 5mm complete all as specified and as directed.

Taking down of unserviceable end termination spike complete all as specified and as directed.

Taking down of unserviceable GI strip of size 32x6 mm complete all as specified and as directed.

Taking down of unserviceable GI tubing of dia 40mm bore size complete all as specified and as directed.

Taking down of unserviceable test terminal complete all as specified and as directed.

Taking down of unserviceable earthing material complete all as specified and as directed.

Taking down of unserviceable copper strip of size (32x6) mm complete all as specified and as directed.

Dismantling and taking down old unserviceable High Mast Light fitting of any capacity, 12-16 mtr heights of pole with and including disconnecting the cable connections complete all as specified and as directed.

S&F LED flood light fittings 150 Watts with Driver unit assemmbly on high mast pole including nut, bolt, washer etc and necessary connections complete all as specified and directed. .

S&F infrared based street light controller three phase 5 KW of automatic street light switch using infrared sensor based NATURAL SWITCH for automatic switching of street lights, required illuminance for switching on is ≤30 Lux and for switching off ≥10 Lux also having part night operation 4 to12 hour with contactors and outgoing and incoming MCBs connected with min 10sqmm FLRS multistranded circuit all these must be enclosed in a pole/wall mounted enclosure made of rust proof, electric shock proof and termite proof (Hensel made SMC junction box) conforming to IP54 complete all as specified and as directed.

Repairing of high mast 3 phase induction motor including rewinding of motor, oiling, greasing and tightening of motor and chain system complete all as specified and as directed.

M & L Unsheathed 4 core 16 sqmm insulated, Unarmoured, heavy duty electric cable with Copper conductor, 1100 Volts grade suitable for High Mast light, all as directed.

M &L for GI Earthing complete with GI earth plate electrode 60cm x 60cm x6 mm buried directly in ground verticvally to size of depth not less than 0.90x 0.60 x 2.25 mtr below ground level with top edge of the plate at a depth not less than 1.5 mtr below ground level, earth plate connected to galvanised earth strip of size 25x3 mm, 7.5 mtr long by means of brazing nuts, bolts, check nuts, & washers ,testing of completion (drawn in earth lead protection pipe light gade GI of size 32/40 mm dia) by means brazing at both edges with vertical plane of electrode all as shown in plate No 3 of SSR Part - I connected to earthing lead with Main switch/main control board,filling with charcoal dust 200 Kg, and common salt 100 KG , including necessary excavation and earth work in any type of soil ,perforated watering pipe,funnel with wire mesh,earth lead protection pipe light grade PCC chamber 1:3:6 type C1 (for even finish on both the faces) and RCC cover 1:2:4 Type B1,450 x450 x50 mm thick with 6 mm dia CTD bars 150 mm c/c with 2 Nos of handles of 10 mm dia steel rod all as specified and directed and testing on completion and connected to equipment with lugs and screw nuts etc all as specified and directed by EIC Note : (i) 7.5 RM GI earth wire deemed to be included in quoted rates beyond 7.5 RM wire shall be measured and paid separately. (ii) Earth resistance of earth pit should be not more than 02 Ohms on testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost. (iii) Rate quoted by the tenderer is deemed to included salt & Charcoal upto & above 450 mm top of GI Plate.

Supply, laying, jointing, testing and commissioning XLPE insulated, armoured, heavy duty, LT UG cable with aluminium conductor, 11000 volts grade (earthed) cross sectional area 150 sqmm 3 core connected with aluminium lugs connected by cramping tools complete all as specified and as directed at site. Note:- Excavation, earthwork and protection of cable shall be measured and paid seperately.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 3 core complete all as specified and directed.

M&L for Pin type, 33 kV polymer insulator with and including GI nuts, bolts and washer complete all as specified and as directed.

M&L for post insulator, 33 kV polymer type with and including GI nuts, bolts and washer complete all as specified and as directed.

S&F connect polymer lightening arrestor non linear pole type MCOV 33 KV, normal discharge capacity 65 KA and impulse current with all fittings suitable for 33 KV electric working pressure including strap bolts and nuts and washers etc complete all as specified and as directed.

M&L for 33 KV single phase outdoor oil cooled potential transformer with oil, ratio 33KV / 110 V accuracy level -1.0, Burden 100 VA complete all as specified and as directed.

M&L for servicing and overhauling of oil cooled TFR of capacity 25 kVA to 100 kVA 11kV/433v, indoor/ out door type of any make by disconnecting of HT & LT supply connection, including servicing oftapchanger terminal boards, bushing and replacement of defective spare parts necessary for smooth functioning complete all as specified and as directed including following activities:- (i) Cleaning of transformer from inside/out side. (ii) Testing the transformer for IR values (iii) Checking/servicing/calibration of WTI for healthiness (iv) Magnetic balance test (v) IR Value check before and after the work (vi) Voltage ratio test at 440 V. (vii) DC logic test (viii) Commissioning of transformer after completion of work. Note :- (i) Test results obtained shall be recorded and produced to the Engr-in- Charge. (iii) All measuring equipments and T&P required shall be arranged by the contractor. (iv) Any item/activity not listed/covered here above and required during/completing the overhauling work shall have to be arranged by contractor himself. (v) The rate quoted shall be deemed to include for disconnection of transformer HV/LV terminations for testing work and re-connections after completion of repair work.

Description all as per Srl item No. 35 here-in-before but capacity of transformer 100 kVA to 250 kVA complete all as specified and as directed.

Description all as per Srl item No. 35 here-in-before but capacity of transformer 250 kVA to 650 kVA complete all as specified and as directed.

Dismantling of LT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer above 25kVA to 100 kVA complete all as specified and as directed.

Dismantling of LT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer above 100kVA to 250 kVA complete all as specified and as directed.

Dismantling of LT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer above 25kVA to 650 kVA complete all as specified and as directed.

Dismantling of HT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer from 25kVA to 100 kVA complete all as specified and as directed.

Dismantling of HT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer above 100kVA to 250 kVA complete all as specified and as directed.

Dismantling of HT bushing of transformer including metal and rubber parts and replacing with new bushes complete with new metal and rubber parts of any size and shape required for transformer above 250kVA to 650 kVA complete all as specified and as directed.

S&F for incorporated to the repair of transformer off load tap changer switch of existing model / type of transformer of capacity 25 to 100 kVA complete all as specified and as directed.

S&F for incorporated to the repair of transformer off load tap changer switch of existing model / type of transformer of capacity from 100 to 250 kVA complete all as specified and as directed..

S&F for incorporated to the repair of transformer off load tap changer switch of existing model / type of transformer of capacity from 250 to 650 kVA complete all as specified and as directed..

M&L for dehydration/centrifuging of transformer oil minimum 3 cycles to achieve dielectric strength 50 kV in 2.5 mm gap electrode with centrifuging machine at site and testing of transformer oil before and after de- hydration complete all as specified and as directed at site.

M&L for topping up/replacement of transformer chamber and conservator with new transformer oil upto a required level ( 60 KV di-electric strength in 2.5 mm gap electrode to with stand for one minute) in any type and capacity of transformer complete all as specified and directed at site.

Supply and fixing in replacement of silica gel complete all as specified and as directed .

S&F in replacement of top cover gasket of transformer suitable for any type/ make/ capacity 25 kVA to 100 kVA (made up of cork sheet 5 mm thick) complete all as specified and directed at site.

S&F in replacement of top cover gasket of transformer suitable for any type/ make/ capacity 100 kVA to 250 kVA (made up of cork sheet 5 mm thick) complete all as specified and directed at site.

S&F in replacement of top cover gasket of transformer suitable for any type/ make/ capacity 250 kVA to 650 kVA (made up of cork sheet 5 mm thick) complete all as specified and directed at site.

M/s Mukesh and company

Bihar traders