REPAIR AND MAINTENANCE OF HT DISTRIBUTION NETWORK INCLUDING REPAIR SERVICING TO RMUS TRANSFORMERS AND GODS AND ITS CONNECTED WORKS AT DGQA COMPLEX UNDER GE MH AND RH KHADKI

Amount

Supply and laying of HT underground cable XLPE insulated, PVC bedded round wire armoured electric power cable heavy duty with stranded aluminium conductor 22000 volts grade and cross section area 95 sqmm 3 core confirming to IS 7098/(part-II) 1985 laid in trenches/passing through pipes or fixed on poles/wall/floor including dismantling of old HT cables all as specified and directed.

All as per item No 1 above but of size 120 Sqmm 3 core.

Supply and laying of HT underground cable XLPE insulated, PVC bedded round wire armoured electric power cable heavy duty with stranded aluminium conductor 22000 volts grade and cross sectional area 185 sqmm 3 core confirming to IS 7098/(part-II) 1985 laid in trenches/passing through pipes or fixed on poles/wall/floor including dismantling of old HT cables all as specified and directed.

M&L in repairs for cable jointing kit for 22 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 95 sqmm x 3 core and voltage grade including taking down old cable joint kit all as specified and directed by Engr-in-charge.

All as per item No 4 but of Size 120 sqmm x 3 core to 185 Sqmm x 3 Core

All as per item No 4 but of Size 240 Sqmm 3 Core to 300 sqmm x 3 core

M&L in repairs for cable jointing kit for 22 KV (Earthed) grade cable for indoor termination heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm x 3 core including taking down old cable joint kit all as specified and directed by Engr-in-charge.

All as per item No 7 but of Size 120 sqmm x 3 core to 185 Sqmm x 3 Core

All as per item No 7 but of Size 240 Sqmm 3 Core to 300 sqmm x 3 core

M&L for heat shrinkable HT 22 KV (earthed) straight through joint cable kit suitable for aluminium conductor cable of size 95 sqmm x 3 core all as specified and Directed

All as per item No 10 but of Size 120 sqmm x 3 core to 185 Sqmm x 3 Core

M&L in repairs for cable jointing kit raych 22 KV Touch proof kit for HT 22 KV (Earthed) grade cable for indoor type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm to 300 Sqmm including taking down old cable joint kit all as specified and directed.

M&L in repairs for cable jointing kit for HT 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm including taking down old cable joint kit all as specified and directed.

M&L in repairs for cable jointing kit for 11 KV of Size upto 3 core 95 sqmm (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 Sqmm to 95 Sqmm including taking down old cable joint kit all as specified and directed.

M&L in repairs for heat shrinkable HT 11 KV (earthed) straight through joint of size upto 95 Sqmm cable kit suitable for aluminium conductor cable of size upto 95 sqmm 3 core all as specified and Directed

M&L for cable route indicator made out of Cast iron of dia 100 mm embrosed with HT cable with 25mm x 5 mm GI flat of length 1 mtr including painting with two coats of synthetic enamel red colour paint over a coat of primer to exposed surfaces all as specified and directed.

S&F in repairs Switch Air break Gang operated HT 22 KV Volt grade out door type, triple pole of capacity 200 amps rating mounted on Polymer based 9 insulator and fitted on steel frame horizontally mechanically operated mechanism from ground level consisting of operating rod of 25 mm bore Heavy grade GI pipe of suitable length worked from ground level and with locking arrangements including pad locks with key flat iron clamp 50 mm x 6 mm including taking down old unseviceable one all as specified and Directed Make: Atlas /Jaipuria Brothers / MEC Trivandrum/Pactil

Supplying, installing, fixing, connecting and testing of Polymer based Drop-out fuse set (set of 3 nos), mounted on insulators with steel frame 200 Amps capacity, siutable for 22 KV, HT system, out door type, including Expulsion fuse carriers and fuse element Upto 25 Amp, including taking down old unserviceable one all as specified and Directed Make: Atlas /Jaipuria Brothers / MEC Trivandrum/Pactil

M&L in repairs for Lightning arrester high tension expulsion type complete with all fittings transmission class, discharge capacity 30 Kilo amps suitable for 22000 Volts supply including taking down old lightning arresters all as specified and Directed Make: Elpro/ Jayshree / Mysore/Areva)

M&L for detect HT 11 KV/22 KV cable fault for various size of cable with technician around the clock at CQA (FEE), CQE(EE), CQE(tech area) CQA (ME), HT sub stations at all Insp Org area and other locations under GE (MH & RH) khadki detect the cable fault and necessary excavation of soil and refilling the soil, joint 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 measured and paid separately (ii) Each job considered cable fault locator use in one day

M&L for errecting in repair steel tubular swaged poles in true vertical position ( or to be fixed in an inclined positon as strut pole) steel tublar swaged poles complete with MS base plate of 6 mm thick of size 450x450 mm finial taper plug, pole cap, bolts, nuts and washer and screwd pole made out of ERW MS tubing confirming to IS -2713 (part-II) 1980 type 410 SP-55 (11 meters long) pole including drilling of holes of required size and Nos for fixing of cross arms, painting with one coat of red oxide primer and two copat of aluminium paint for exposed surfaces and two coats of black bituminous paint for portion embeded in concrete all as specified and directed

M&L in repairs for cross arms, bracing, supports, clamps and back plates fabricated from structural steel section including nuts, bolts, washer, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat and one finishing coat of paint all as specified and directed by Engr in charge

M&L cement concrete 1:4:8 type D2 (using 40 mm graded crushed stone aggregate) for PCC pole/struts, stay assembly, foundation filling and mass concrete all as specified and Directed

M&L PCC 1:3:6 type C1 (using 20 mm graded crushed stone aggregate) as in coping of pole all as pecified and directed.

M&L for Painting the Transformers of capacity upto 500 KVA with two coat of synthetic enamel paint heat proof of same colour including preparation of old surfaces complete includuing writing the MES No, SM No & capacity of transformer in bold letter all as specified and directed.

Disconnecting the HV side 22 KV & LV side 0.415KV of transformer and removing electrical connections including neutral earth strip of existing step down transformer, drain out the complete oil of transformer and store carefully in clean container. Cleaning of all HV/LV windings terminals, cleaning of conservator tank, cooling fins/tubes, tank, etc. Thuroughly inspecting of core and winding complete, reinsert the core coil assembly into the transformer tank, replacing 5/3 mm thick rubberised corksheet gasket of top cover complete and refilled with filtered transformer oil upto the desired level marked in conservator tank and record the insulation resistance of the winding both HV/LV side between earth and HV/LV winding, reconnecting the HV/LV side electric cables of capacity of stepdown transformer 100KVA to 250 KVA all as specified and Directed. Note - Transformer oil filtration and top up shall be measured and paid seperately under the relevant item of schedule

All as per item No 27 above but transformer capacity 300KVA to 500 KVA

M&L for dehydration of transformer oil with mobile stream line transformer oil filteration plant at site with all accessories connected to transformer and carrying out filterartion of oil to desired dielectric strength to achieve electric strength of 60 KV for 1 minute at 2.5 mm gap as per relevant IS for transformer installed at various locations out door/in door type all as directed by the Engineer in Charge Note : (i) Test certificate shall be submitted for before and after filteration for dielectric strenght on the proper format. (ii) Transformer oil used for top up will be measured and paid seprately under relevant item.

Supply and topping up new transformer oil confirming to IS-335 of 1993 into the conservator tank/body tank of the transformer at various location all as specified and directed. Make : Power Oil or its equivalent. Note : The transformer oil for topping up shall be with di-electric strength of 60KV

Disconnecting all in coming and outdoor cables removing the transformer from the platform/two pole structure and floor and loading it in the vechicle carefully using the crane and transporting it to the work shop for repairs and transformer transport back to site, reinstall it, reconnecting all incoming and outgoing cable by properly crimping using lugs of suitable size taping the bushes/busbar, using insulation tape and testing of capacity 200 KVA to 500 KVA all as specified and directed. Note : LT/HT side ceramic busing, brass spindle for HT/LT side, Rewinding, Dehydration of oil shall be measured and paid seprately in respective Items

M&L for rewinding of HT /LT windings of transformer, 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 all as specified and directed.

Supply only HT side bushing 22KV complete with oil seal for 100 to 250 KVA

Supply only HT side bushing 22KV complete with oil seal for 300 to 500 KVA

Supply only LT side bushing 415V complete with oil seal for 100 to 250 KVA

Supply only LT side bushing 415V complete with oil seal for 300 to 500 KVA

Replacement of breather assembly complete with silica jel in transparent container with metallic top and bottom cup with pipe entary of 15/20 mm dia, including oil bath tub all as specified and directed.

Replacement of existing unserviceable silica gel with new crystal clear silica jel for breather of transformer all as specified and directed.

Supply only brass spindle on LT side as per existing size, shape and specification for capacity range 200 KVA to 500 KVA all as specified and directed.

Supply only brass spindle on HT side 22 KV as per existing size, shape and specification for capacity range 200 KVA to 500 KVA all as specified and directed.

M&L for overhauling servicing of Tap changer and replacement of unserviceable parts as ordered with new and assembling with old serviceable parts for smooth functioning and operation as all specified and directed.

M&L for Servicing HT 22 KV HT RMU (Ring Main Unit), type - RM6, of capacity 630A/800A, 22KV, 3 ph, 50 Hz Panel, comprising the following works. Make- C&S (a) check the auxilliry switch, shunt trip assembly, closing/Trip solenoid, limit switch and complete control wiring Note :- Major Spares required for the servicing/overhauling of the RMU shall be paid seperately under relevent items of the schedule.

Over hauling and testing of secondary injection of over current and earth fault relay of HT RMU 22 KV panel on each multiple setting, readjustment and calibration the same complete, checking of control wiring including testing on completion all as specified and directed.

Supply only of the following material for VCBs/RMU all as specified and as directed.

Charging motor, single phase working on 240 volts Ac

Closing/tripping coil operated on 110 /30 volt system

Tripping coil operated on 110 /30 volt system

loading Spring

latch switch assly

Space heater

Thermostat for Space heater

Refilling onsite SF6 Gas, required for 22 KV VCBs/RMUs

Excavation in trenches n.exc 1.50 m wide and not exc 1.5 m depth and getting out in soft / loose soil all as specified and directed by engineer-in-Charge.

Excavation in trenches n.exc 1.50 m wide and not exc 1.5 m depth and getting out in hard / dense soil all as specified and directed by engineer-in-Charge.

Excavation in trenches n.exc 1.50 m wide and exc 1.5 m depth and getting out in soft disintegrated rock all as specified and directed by engineer-in-Charge.

Returing, filling in including spreading leveling, watering and well ramming in layers not exc 25 cm in soil all as specified and directed.

Removing excavated materials of soil/rock not exc 50m and depositing where directed at a level not exceeding 1.5m above the starting point.

M&L for crushed sand earth for cushioning to under groud cable in trenches including spreading, levelling hand punning and consolidate all as specified and directed. Note : For the purpose of payment only punned thickness shall be measured.

Supplying and laying reinforced precast concrete cable cover, class EHV, type-1, peak of size 450mmx230mmx50mm laid in trenches as protection to cable all as specified and directed. Make : Topaz or equivqlent make

M&L for road cutting for laying GI pipe for protection of cable upto depth 90 cm including making good the disturbed road and redressing the disturb surfaces of road by filling PCC 1:4:8, type D-2 (using 40 mm graded crushed stone aggregate) all as specified and directed .(For HT/LT cable)

S&F in repairs GI pipe 100 mm bore Light grade (ISI marked) laid in trenches/ path /road crossings/ fixed to poles/ceiling/ along walls/ path /drain/floors with and including all necessary clamps, nuts, bolts, washers and all fittings as required all as specified and as directed by the Engineer-in-Charge.

All as per item No 50 above but 80 mm bore

M&L PCC 1:2:4, type B2 (using 40 mm graded crushed stone aggregate) in foundations, filling and mass concrete for making hard standing all as specified and directed

Material and labour for earthing with galvanised earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly in ground vertically to a depth of not less than 2.25 mtr below ground level connected to GI strip 32x6mm thick, by means of GI Welding made out of galvanised iron mild steel and 40 mm dia GI pipe "light grade" for protection of earth lead and connected to control board or transformer neutral earth or as directed including earthing pit of size 450x450x300mm (outer size) wall thickness 100mm made in PCC (1:3:6) type C-1 and pre-cast reinforced cover slab of size 450mm x 450mm x 80mm thick made with MS XPM Jalli, RCC (1:1.5:3), with one handle made out of 8 mm dia round bar, 20mm dia GI pipe 'light grade' for watering funnels, wire mesh and provided charcoal or coke of alternative layers of 15 cm including necessary earth work of size 300x900mm, depth 2.50mtr and testing complete all as specified and directed. NOTE: (i) The earthing pit should be provided with proper earth pit and pit cover. Pit cover should be painted with cement base paint of approved colour and pit number to be marked on a GI plate above 45 cm from GL as per IS colour code. (ii) If the desired earth resistance is not achived during testing as per IS the complete earthing shall be carried out again by the contractor at his own cost and no extra claim shall be admissable. (iii) Length of earth strip/electrode, if more than 7.5mtr shall be measured and apid seperately under respective items of schedule (iv) Resistance value should be less than 5 ohm.

Material and labour for earthing with copper earth plate electrode 600mm x 600mm x 3mm thick, burried directly in ground vertically to a depth of not less than 2.25 mtr below ground level connected to copper strip 20x3mm thick, by means of copper brazzing made out of copper steel and 40 mm dia GI pipe "light grade" for protection of earth lead and connected to control board or transformer neutral earth or as directed including earthing pit of size 450x450x300mm (outer size) wall thickness 100mm made in PCC (1:3:6) type C-1 and pre-cast reinforced cover slab of size 450mm x 450mm x 80mm thick made with MS XPM Jalli, RCC (1:1.5:3), with one handle made out of 8 mm dia round bar, 20mm dia GI pipe 'light grade' for watering funnels, wire mesh and provided charcoal or coke of alternative layers of 15 cm including necessary earth work of size 300x900mm, depth 2.50mtr and testing complete all as specified and directed. NOTE : (i) The earthing pit should be provided with proper earth pit and pit cover. Pit cover should be painted with cement base paint of approved colour and pit number to be marked on a GI plate above 45 cm from GL as per colour code followed. (ii) If the desired earth registance is not achive during testing as per IS the complete earthing shall be carried out by the contractor at his own cost and no extra claim shall be admissable. (iii) Length of earth strip/electrode, if more than 7.5mtr shall be measured and apid seperately under respective items of schedule (iv) Resistance value should be less than 5 ohm. (v) Copper plate shall be 99.99% copper.

M&L for cleaning of MES electric supply installations/campus/complaint cell area by surface dressing or trimming of natural ground to remove small unequalities (including removing vegetation/ shrubs/brush wood/under growth) and carrying away the rubbish to a distance of not exc 50 mtr away complete for the various sub stations.

M&L for hardcore of gauge n.exc 63 mm, deposited, spread, and levelled in layers n.exc 15 cm thickness (below or above ground level), watered and rammed to a true shape with broken stone or boulders existing available on site and making good all as specified and directed by Engr-in-Charge. ( Sub Station Yard)

M&L of Synthetic insulating mat confirming to IS 15652:2006 of size 2mx1m ,3 mm thick for voltage up to 22/33 kv all as specified and directed by Engr in charge.

PURVA ELECTRICALS AND ENGINEERS (BID ID -3476566)

Star Electrical (BID ID -3477035)

ONKAR ELECTRIC AND GENERAL STORE (BID ID -3477379)

Pritam Electro Mechanical Services (BID ID -3475921)

M/S kirpan Enterprises (BID ID -3482476)

Rama Electricals (BID ID -3477349)

Shriyansh sales and services (BID ID -3482500)

SHREE VAIBHAV ELECTRICALS (BID ID -3477414)

Bidder Name

Star Electrical

Rama Electricals

M/S kirpan Enterprises

Pritam Electro Mechanical Services

SHREE VAIBHAV ELECTRICALS

PURVA ELECTRICALS AND ENGINEERS

Adinath Technical Services

ONKAR ELECTRIC AND GENERAL STORE

Shriyansh sales and services