REPAIR - MAINTENANCE OF AMF PANEL INCLUDING HT -LT ELECTRIC SUPPLY SYSTEM WITH REWINDING AND MAINTENANCE OF HT LINE AND ITS CONNECTED WORKS AT INSP ORG UNDER GE MH AND RH KIRKEE

Amount

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for laying UG cable not exc 1.5m in depth and getting out in soft / loose soil

Ditto all as per Serial item no. 1 above but in hard/dense soil

Ditto all as per Serial item no. 1 above but in for soft / disintegrated rock.

Returning, filling, incl spreading levelling, watering and well ramming in layers not exc 25cm all as directed

Removing excavated material not exc 50m and depositing where as directed at a level not exc 1.5m above the starting point.

M&L for dry river sand cushioning to under ground cable in trenches including spreading levelling hand punning and consolidating complete all as specified and directed (Note: Thickness after punning down shall be measured and paid)

Supply and laying of un-reinforced prcast concrete cable cover, class HV, Type 1 with peak, size 300mm x 180mm x40mm complete all as specified and directed

Supply and laying of brick Class 'B' for protection of Under ground cable all as specified and directed.

Taking down burnt bricks / PCC covers of any size and relaying the same after laying of cable all as directed and specified.

Taking down unserviceable HT cable of any size and description all as directed and specified.

Relaying only the serviceble cable of any size and description obtained from item No 10 above after jointing, etc all as directed. (Note:- (i)Old cable as retrived from respective item herein before in good condition shall be used) (ii) Excavation and eart work, cable cover for protection,and sandcushioning shall be measured and paid separately under respective item of BOQ.

Supply, lay & testing XLPE insulated, PVC sheathed, bedded, galvanized steel strip or wire amoured electric aluminium conductor, power cable ( Heavy Duty) 11000 volts (earthed) grade of cross sectional area 95 Sqmm 3 core including disconnecting and removing old unserviceable cable and bricks complete all as directed. (Note:-Excavation and eart work, cable cover for protection,and sandcushioning shall be measured and paid separately under respective item of BOQ.)

Ditto all as per Serial item no. 12 above but for 22000 V of size 3 core 95 sqmm

M & L for fixing of CT operated LT meter 0-60 amps, 3 phase including suitable rating of CT as per site requirement with fixing on suitable mounting panel including all necessary wiring all as specified and directed by Engr-in-Charge.

M & L for cable jointing kit for HT, 11 KV (Earthed) grade cable for Indoor, Heat shrink type joint complete with jointing material and accessories suitable for 95 Sqmm 3 core XLPE armoured aluminium conductor cable, complete all as specified and as directed.

Ditto all as per Serial item no. 15 above but for 22000 V of size 3 core 95 sqmm

Ditto all as per Serial item no. 15 above but for 22000 V of size 3 core 185 sqmm

M & L for cable jointing kit for HT, 11 KV (Earthed) grade cable for Straight through joint, Heat shrink, complete with jointing material and accessories suitable for 185 Sqmm 3 core XLPE armoured aluminium conductor cable, complete all as specified and as directed.

Ditto all as per Serial item no. 18 above but for 22000 V of size 3 core 95 sqmm

M&L for cable route indicator made out of MS angle iron of size 25x25x5mm thick embded 600mm below GL, & 450mm above GL, for"HT CABLE" route marking embossed on cast iron circular plate 300mm dia 5mm thick with anticorrosive black paint including grouting in PCC 1:3:6 type C1 block concrete of size 20x20x20cm including necessary earthwork complete all as specified and directed.

Disconnecting the transformer indoor/ out door from HT (22/11 KV) / LT(440 volt) side at site & dismantling carefully and removing primary and secondary terminals, top cover with conservator tank, neutral earth strip and draining out transformer oil to the required level and storing carefully in cleaned containers, cleaning of terminals, inspection of core, supply and replacing 5 mm thick rubberised cork sheet gasket for tank top cover and reassembling the complete dismantled items, reconnecting the HT/ LT supply cable ends at the site for the following transformers complete all as directed by engineer incharge. a) Transformer capacity 100KVA to 200 KVA

b) Transformer capacity 300KVA to 500 KVA

Filteration of transformer oil of transformer installed at various locations as out door/in door transformer to achieve electric strength of 40 KV for 1 minute at 4mm gap as per relevant IS with portable filteration plant, testing of oil for di electric strength before and after filteration shall be conducted all as directed by the Engineer in Charge Note : Test results after filteration shall be produced on completion.

Supply and topping up new transformer oil into the conservator tank/body tank of the transformer at various location complete all as directed by the Engineer-in-charge. (Make : Power Oil or its equivalent) Note : The transformer oil for topping up shall be with di-electric strength of 40KV

M&L for rewinding of HT /LT windings of transformer of capacity 200 KVA, winding the defective coils with approved quality copper wire as per IS of same gauge and existing size together with new insulation materials, bracings the terminals before placing into the tranformer and assembling the HT / LT coil with new insulation between core and LT coil all as required and fitting the coils in the chamber, testing and commisioning the transformer after providing necessary connections complete including transportation to workshop all as specified & as directed by the Engineer in Charge.

M&L for replacing silica gel breather for the following sizes of transformers:- (a) 100 to 200 KVA

(b) 300 to 500 KVA

M&L for shifting of transformer of any capacity from one site location to another Location complete all as directed by Engineer in Chagre and placing in position and making all conections including removing and depositing the old transformer to store yard carefully and properly testing and commisioning transformer all as directed .

Taking out old unserviceable deffective HT bushings from transformers and M&L for, new porcelain bushing with brass stud, nuts and washers, connecting to the winding testing and commissioning the transformer of capacity 100 to 200 KVA complete all as directed

Ditto all as per Serial item no. 29 above but but HT bush for 300 to 500 KVA

Ditto all as per serial item no. 29 above but LT bush for 100 to 200 KVA

Ditto all as Serial per item no. 29 above but LT bush for 300 to 500 KVA

Supply and fixing in repalcement testing and commissioning of 11 KV, out door type gang operated air-break switch, triple pole, mechanically operated with all fittings/accessories mounted on and including 11 KV porcelain 9 insulators and MS channnel frame with GI operating rod 25mm dia of suitable length with operating mechanism worked from ground level with nuts bolts , washers of suitable size etc , locking arrangement suitable for current rating of 200 Amps 11 KV working pressure complete including Dismantling air break gang operated switches vertical/horizontal mounted including insulators and operating mechanism for replacement of broken/worn out components and insulators etc complete all as specified and as directed. ( Make: Pactil /Jaipuria Brothers / MEC Trivandrum)

Supply and fix in replacement drop out fuse unit expulsion type for out door air break gang operated switch, single pole, mounted on and including insulators for 11 KV working pressure, fixed to and including MS channel with nuts, bolts, washers etc, synthetic bounded fuse carrying tube complete with line taps and suitable for current carrying capacity upto 25-50 Amps and connected with suitable size of ACSR condutor as jumper betwen GOD and DO fuse, with 11 KV HT PVC sleeve, with all fittings/accessories etc, including taking down of old only 3 fuses complete all as specified and as directed. ( Make: WSI / Jayshree / Mysore)

M&L for Drop out fuse suitable for 22 KV , horn gap fuse type , current rating 25 to 50 Amps including taking down old HT Drop out fuse units complete all as directed ( Make: WSI / Jayshree / Mysore)

Supply and fixing and connecting in replacement HT 11 KV outdoor non linear resistor type lightning arrestors with mounting accessories complete fixed on cross arms of 2 pole structure and connected with Jumper including all fittings accessories etc transmission class, having discharge capacity of 30 Kilo Amps and suitable for working pressure of HT 11 KV including, Dismantling of old lightning arrestor of any size any type, complete all as specified and as directed. ( Make: WSI / Jayshree / Mysore/Areva)

Ditto all as per Serial item no. 36 above but for 22 KV/33 KV

Supply and replacement of pin type porcelain vitreous white/ brown insulator of size 150 mm height,& 150 mm dia, 11000 volts grade including one galvanised mild steel spindle, two galvanised washers and one galvanised iron nut all as directed. (Make: Jayshree / Mysore porceleain / Jaipuria / BHEL / Southern insulator / WS insulators)

Ditto all as per Serial item no. 38 above but for 22 KV

Supply and replacement of disc type porcelain vitreous 145 mm height and 255 mm dia ball and socket type white, brown or green for working pressure 11000 volts including mild steel straps of size 38 x 5 with 20mm dia bolts all as directed (Make: Jayshree /Mysore porcelain / Jaipuria / BHEL / Southern insulators / WS insulator)

Ditto all as per Serial item no. 40 above but for 22 KV

M & L in replacement for Earthing complete with galvanised 'steel earth plate electrode '60×60cm.× 3.15mm thick, buried 'directly in ground (earth pit not less 'than 2.25 metres deep below normal ground 'level) with top edge of the plate not 'less'than 1.5 metres below normal 'ground level, connected to 'galvanised iron strip 32x6mm by means of bolts, nuts, check 'nuts and washers of galvanised iron 'or steel . earth strip protected by provision of GI medium grade pipe 40mm dia including provision of concrete pit in PCC (1:2:4) type B1 using 20mm graded stone aggregate with 40mm thick RCC cover in 1:2:4 type B1 reinforced with XPM (weight not less than 4 kg/sqm) and frame made out in MS angle iron of size 25x25x3mm with lugs 02 Nos and with MS handle made in 6mm dia round bar made to shape, including GI medium grade 20mm bore pipe for watering, perforated at bottom 1.75m long placed on top edge of earth plate including including provision of mixture of charcoal dust & common salt packed upto minimum 150 mm all around the earth plate, test point made out of ohosphorus bronze with fixing arrangement ,funnel, wire mesh and earth work in hard/dense soil returning filling in and removal of surplus soil to a distance not exceeding 50mtr all as shown in electrical plate No. 3 of SSR Part I 2009 connected to earthing test 'point all as specified or indicated 'including testing on completion.NOTE:-GI strip and GI pipe 40mm bore medium grade for encasing GI strip beyond 7.50m length per earthing if so required at site shall be measured and paid separately under relevant items.

Supply and replacement of MCCBs 4 pole 100Amps, 415 Volts, 25 KA adjustable type all as specified

Ditto all as per Serial item no. 43 above but 200 Amps 4 pole 36 KA

Ditto all as per Serial item no. 43 above but 250 Amps 4 pole 36 KA

Restringing only ACSR conductor of any type/ size on existing HT poles etc including binding on insulator pin, shackle with alluminium binding wire all as directed. (Note : Single line conductor shall be measured as one unit)

M & L for detect HT 11/22 KV cable fault of 24 hrs x 7 days i.e entire contract day with technician around the clock on CQA (ME) & CQA (EE), CQA(FE), NBC, and CQA residential areas, detect the cable fault Including,necessary Excavation & Earth work , and refilling the soil, jointing the faulty cable with new straight through joint kit, after jointing, testing, and charging of HT cable all as specified and directed by Engr-in-Charge. (Note: (i) Cable joint required size shall be measured and paid separately (ii) Each job considered cable fault locator use in one day)

M&L for cleaning of MES electric supply installations/campus by surface dressing or trimming of natural ground to remove small undulations (including removing vegetation/ shrubs/bushes /under growth) and carrying away the rubbish to a distance of not exc 50 mtr away complete for the various sub stations all as directed by the Engineer-in-charge.

Taking down unserviceable LT cable of any size upto 240 Sqmm carefully from trenches/poles/ducts/LT panels, OH conductors and for relaying, at different locations all as specified and directed by Engineer-in-charge.

Relaying only the serviceble cable of any size and description obtained from item No 51 above after jointing, etc all as directed. (Note:- (i)Old cable as retrived from respective item herein before in good condition shall be used) (ii) Excavation and earth work, cable cover for protection,and sandcushioning shall be measured and paid separately under respective item of BOQ.

Supply, lay & testing XLPE insulated, PVC sheathed, bedded, galvanized steel strip or wire amoured electric aluminium conductor, power cable ( Heavy Duty) 1100 volts (earthed) grade of cross sectional area 25 Sqmm 3.5 core including disconnecting and removing old unserviceable cable and bricks complete all as directed. (Note:-Excavation and eart work, cable cover for protection,and sandcushioning shall be measured and paid separately under respective item of BOQ.)

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 35 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 50 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 70 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 95 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 120 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 185 sqmm

Ditto all as per Serial item no. 53 above but ,of size 3.5 core 240 sqmm

Ditto all as per Serial item no. 53 above but ,of size 4 core 16sqmm

Labour only for restringing of overhead ACSR conductor of any size on pole after disconnecting all jumper connection & binding of insulators and including rejointing all connections and insulators, jumper binding with aluminium conductorcomplete all as specified and directed . (Note : Single line conductor shall be measured as one unit)

M&L for preparation of old painted surfaces of Steel Tubular Poles 9 M long,above ground level cleaning by scraping and applying two coats of aluminium paint over one coat of red oxide primer on steel surfaces including, cross arms, brackets, clamps etc and writing pole number in black paint (Size shall be 40 mm) complete all as directed by Engineer - In - Charge (Note: The quoted rate inclusive of two coats of white wash on exposed coping surface and including painting Blue and White strips in alternate layers with synthetic enamel paint up to1Mtr height above coping of pole as directed).

Ditto all as per Serial item no. 63 above but ,for Steel Tubular Poles 11 M long

M & L for preparation of old painted surface complete of 11 Mtr long 2 pole structure cleaning by scraping and applying, two coats of aluminium paint over one coat of red oxide primer on steel surfaces including cross arms, brackets, clamps etc and writing pole No in Black & white paint (Number size shall be 50 mm ) as specificed and as directed by Engineer in charge. (Note: The quoted rate inclusive of two coats of white wash on exposed coping surface including painting Blue and White strips in alternate layers with synthetic enamel paint up to1Mtr height above coping of pole as directed).

Ditto all as per Serial item no. 65 above but for 4 pole structure

M & L for preparation of old painted surface complete for LT Panels of any size , cleaning by scraping and applying , two coats of synthetic enamel paint over one coat of red oxide primer including writing panel No and Name in Black & white paint (Number size shall be 50 mm ) complete all as specificed and as directed by Engineer in charge. (Note: The quoted rate inclusive of two coats of white wash on basement surface)

Dismantling the unserviceable crossarms and M & L for cross arms bracing, supports, clamps, back plates, hooks etc, fabricated from structural steel sections ( M.S. Channels, angle sections, flat, round or square bars etc) of required sizes and shapes, including bolts, nuts and washers, welding, bending, cutting cold or hot, drilling holes for inserting bolts, in any shape or size, as indicated or directed complete including painting with two coats of aluminium paint over a coat of red oxide primer , complete all as specified and directed.

Taking down carefully and refixing the existing alluminium strip of size 25 x 3.15mm as roof conductors and down conductor fixed on bldgs above ground level all as specified and as directed by Engineer-in-Charge.( Note : Porcelain conductors required will be measured and paid seperately)

Fixing only porcelein insulators with screws, bolt and nut for fixing the aluminium strip along with necessary fixing accessories as required all as specified and directed. (Note:- (i)Old insulators as retrived from respective item herein before in good condition shall be used)

M & L for Test point terminal block made of gun metal or phosphorus bronze of size 75x75x25mm, drilled and screwed including, 3 Nos, 8mm dia 25mm long hexagonal head screw all as specified and directed.

Dismatling and taking down old/unserviceable ACSR conductor any size complete & carrying to store for Credit & S&F ACSR conductor including jointing with existing conductor and stringing on HT pole and proper fastening to pin/shackle insulators with aluminium binding wires or aluminium tapes including, required jumpering connection complete all as specified and as directed by Engineer - in - Charge.

Dismantling U/S HT steel tubular / PCC poles and Supply and erect steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-55 11.0 mtrs long complete all as specified and as directed by Engineer - in - Charge. (Note: Excavation , PCC will be measured and paid separately)

M & L for PCC 1:4:8 Type D2 using 40 mm graded stone aggregate for foundation of pole complete all as specified and as directed by Engineer - in Charge.

M/L for PCC 1:3:6 Type C1 using 20 mm graded stone aggregate for coping of pole , including necessary form work complete all as specified and as directed by Engineer - in - Charge.

M & L for cable jointing kit for LT, 1100V (Earthed) grade cable (Tubular sleeve version) for Straight through, Heat shrink type joint complete with jointing material and accessories suitable for 120-150 Sqmm 3/3.5/4 core XLPE armoured aluminium conductor cable, complete all as specified and as directed by Engineer - in - Charge.

M & L for cable jointing kit for LT, 1100V (Earthed) grade cable (Tubular sleeve version) for Straight through, Heat shrink type joint complete with jointing material and accessories suitable for 185-300 Sqmm 3/3.5/4 core XLPE armoured aluminium conductor cable, complete all as specified and as directed by Engineer - in - Charge.

Supply and connect, testing, commissioning of LT capacitor 3 to 15 KVAr including capacitor duty contactor of suitable capacity of on existing APFC panel and necessary panel wiring for stud mounting cylindrical type having very good KVAr to volume ratio conforming to IEC 60831-1 & 2 IS 13340 of range single unit of 5/6 KVAr voltage range 220 V to 440Volt of Heavy duty for non-linear loads up to 440 V using state of art metalisation process for MPP film with heavy edge self healing property, low energy consumption, soft biodegradable resin as impregant safety device in the form of pressure sensitive(over pressure) mechanical interrupter, Temp class 10/D, 3 phase, 50-60 Hz, IR-6.56 amps, after fixing of capacitor testing the PF value to achive 1.000 complete all as specified and as directed & all as satisfaction of Engineerr-in-Charge Make: For capacitor L & T Cat No: LTCCN 56B2 or equivalent make of Legrand/Schneider & For contactor Make L & T cat No: CS96127 or equivaltnt make of Legrand /Schneider

Ditto all as per Serial item no. 76 above but , of capacity 20 to 25 KVAR Capacitor complete all as specified and as directed & all as satisfaction of Engineer-in-Charge.

Taking down old unserviceable CT coil and S & F CT coil of CT Ratio --/5A as per site requirement complete all as specified and as directed by Engineerr-in-Charge.

Supply and laying GI tubing light grade of size 40mm dia,for encasing cables for mechanical protection, laid in trenches, under floors/plinths/roads/paths etc or fixed on walls (concealed or exposed) including necessary fitting complete all as specified and directed.

Supply and laying GI tubing light grade of size 50mm dia,for encasing cables for mechanical protection, laid in trenches, under floors/plinths/roads/paths etc or fixed on walls (concealed or exposed) including necessary fitting complete all as specified and as directed by Engineer - in - Charge.

Supply and laying GI tubing light grade of size 80mm dia,for encasing cables for mechanical protection, laid in trenches, under floors/plinths/roads/paths etc or fixed on walls (concealed or exposed) including necessary fitting complete all as specified and as directed by Engineer - in - Charge.

M&L for road cutting for laying of the H.T/L.T cables and protection and including making good surface to match the existing surface with, PCC 1:3:6 type C-2 (using 40 mm graded stone aggregate) of size 150mm X 100mm width and thickness complete all as specified and as directed by Engineer - in - Charge.

Decarbonizing of LT indoor/outdoor Panel/feeder pillar box any type & replacing unserviceable control wiring for panel, including cleaning of bus bar,insulated with suitable colour code , indicator lamps, removing unserviceable Ammeter, Volt meter , including replacement with new multifunction meter, & painting inside and outside of the panel with synthetic enamel paint, including fixing of proper, front and rear openings, welding of hinges including using extra sheets required, replacing burnt thimbles with new thimbles of required size, incluidng re-connecting the LT cables and testing complete all as specified and as directed by Engineer - in - Charge.

Calibration of APFC panel by cleaning, tightning of connections, setting programme,checking of CT, Control wiring including replacement of unserviceable items like indication lamps, MCB's, control wires and testing the panel to acheive power factor of 0.999(lag) complete all as specified and as directed by Engineer - in - Charge.

Supply and replacement of Automatic power factor controllers 8 steps, including suitable CTs, 415 volt, AC, 50 HZ , suitable for unbalanced systems with low load fluctaions, individual harmonics measurement upto 31 st order, power supply and replacing old unserviceable controllers including suitable wiring, connect with CTs complete all as specified and as directed & all as satisfaction of Engineerr-in-Charge. Make: L &T Model No-eTAultra 89 R and L & T Cat No-CS910500000 or equivalent make of Scheider, EPCOS

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