REPAIR REPLACEMENT OF HT LT SWITCHGEARS CABLES JOINT KITS POLES CHANNELS AND FIRST LINE MAINT ASSETS OF HV LV GRIDS YARDS IN ZONE B AREA AT GMS UNDER GE I GOS

Amount

Excavation in trenches not exceeding 1.5 meter wide and not exceeding 1.5 meter in depth for foundation for erection of poles, stays, laying cables, stays etc and getting out in hard / dense soil complete all as specified and directed.

Excavation in trenches not exceeding 1.5 meter wide and exceeding 1.5 meter and not exceeding 3 meter in depth for foundation for erection of poles, stays, laying cables, stays etc and getting out in hard / dense soil complete all as specified and directed.

Returning filling in excavated earth work including spreading, levelling, watering and well ramming in layers n.exc 25cm thick in any strata complete all as specified and directed.

Removing excavated soil to a distance n.exc 50m, depositing where directed at a level n.exc 1.5M above the starting point complete all as specified and directed.

Supply/ Lay dry river sand /M -sand in trenches for cable protection complete all as specified and directed. Note : Punned thickness only will be measured & Paid

M & L for laying graded coarse aggregate (broken stone or boulders) of size 40 mm in sub - station yard complete all as specified and directed.

M & L for PCC 1:4:8 type D-2 using 40 mm graded stone aggregate including use and waste of form work of concrete for pole and stay foundation complete all as specified and directed.

M & L for PCC 1:3:6 type C-2 using 40 mm graded stone aggregate including use and waste of form work for pole filling/ any description complete all as specified and directed.

M & L for PCC 1:2:4 type B-1 using 20 mm graded stone aggregate including use and waste of form work for pole filling complete all as specified and directed.

S & F in repair GI tubing light grade in trench / on wall for road crossing and cable protection of the following sizes as :- (a) 80 mm bore

All as per Item No. 10 above but 100 mm bore

Dismantling old unserviceable pre stressed concrete /Steel poles any type including breaking cement concrete complete, Material and erection of steel tubular swaged pole with cast iron base plate finial tapper plug, bolts nuts and screws and specified type 410-SP-55 ( 11mtr long) in truly vertical position 1.5 m length of pole above ground level shall be painted with two coats of synthetic enamel paint in strips of 30 cm width, black and yellow alternatively and painting with two coats of aluminum paint over a coat of red oxide primer on rest part of pole and its connected parts complete all as specified and directed. (Note- Excavation and PCC shall be measured and paid seperately )

M & L for Prestressed concrete pole, 11.0 metres long. 152mm x 152mm at top and 152mm x 260mm at bottom, class 9 complete all as specified and directed.

S & F in repair Galvanaised Iron cross arms channel, bracing, support, clamps etc fabricated structured steel, sections, including nuts, bolts, washers etc and cutting to required length beat to any shape drilling holes, fixed on poles or jointed by means of elect welding complete incl painting with 2 coats of aluminum paint over a coat of red oxide primer after preparation of surfaces incl taking down / dismantling the old items complete all as specified and directed.

Dismantling old unserviceable stay assembly complete, material and labour for new stay assembly complete with 20 mm dia stay rod with accessories shown in electric plate No 01 incl stay clamp, (loop insulator, stay wire, excavation and concrete measured seperately) complete all as specified and directed.

S & F in repair Disc type porcelain vitreous, brown or white insulator suitable for 11 KV HT working Pressure of size 145 mm height, 255 mm dia , including. one galvanised mild steel spindle, two galvanised iron washer and one GI nut complete all as specified and directed.

S & F in repair Pin type porcelain vitreous,brown of white insulator suitable for 11KV HT of working pressure of size 150mm height, 150mm dia, including one galvanised mild steel spindle, two galvanised iron washer and one GI nut complete all as specified and directed.

S & F in repair cable jointing kit for 11KV 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 120 to 185 sqmm complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

S & F in repair cable jointing kit for 11KV 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 120 to 185 sqmm complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

S & F in repair cable jointing kit for 11KV grade cable for Straight through joint heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 120 to 185 sqmm complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

S & F in repair cable jointing kit for 11KV 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 to 95 sqmm complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

S & F in repair cable jointing kit for 11KV 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 50 to 95 sqmm. complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

S & F in repair cable jointing kit for 11KV grade cable for Straight through joint heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 50 to 95 sqmm. complete all as specified and directed. (Make : 3M/Birla/Denson or equivalent)

Supply & Laying , testing and commissioning in repairs XLPE cable , PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 11000 Volts grade (earthed), 3 core 70 sqmm laid in trenches / floor / duct / fixed on poles / through GI tubing in different locations / areas complete all as specified and directed.

Supply & Laying , testing and commissioning in repairs XLPE cable , PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 11000 Volts grade (earthed), 3 core 95 sqmm laid in trenches / floor / duct / fixed on poles / through GI tubing in different locations / areas complete all as specified and directed.

Supply & Laying , testing and commissioning in repairs XLPE cable , PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 11000 Volts grade (earthed), 3 core 120 sqmm laid in trenches / floor / duct / fixed on poles / through GI tubing in different locations / areas complete all as specified and directed.

Repairing / Servicing the Air break isolating switch HT 11 KV 200/400 Amps by replacing the defective major spares including provn of minor bolts nuts etc complete all as specified and directed. Note :- Major spare will be measured & paid seperately under relevant items

Supply only 11 KV Airbreak switch spares complete all as specified and directed. (a) Male contact/moving Contact Blade

All as per Item No. 28 above but Female contact/Fix Contact Jaw

All as per Item No. 28 above but Rotating contactor pipe 200A/400 A

All as per Item No. 28 above but MS jumper carrier

All as per Item No. 28 above but Back Connector plate

S & F in repair lighting arrestor Zinc oxide gap less type , station class suitable for 11 KV / 65 KA complete with all fittings complete all as specified and directed. (Make : M/s Crompton Greaves / M/s Lamco / M/s Elpro / M/s Oblum or Equivalent.

M & L for removing vegitation, grass, scrubs and bushes growing in Sub station yard along with fancing by mannually / mechanically and keep the sub station yard neat and clean complete all as specified and directed. Note :- Unit rate quoted deemed to include to keep the installation neat and clean through out the period of contract and each cleaning will be measured and paid separately.

S & F in repair insulating rubber mat ISI marked of size 1 m x 2 m x19mm suitable for 11 KV at 33 KV MRS GOS complete all as specified and directed.

Taking down carefully the existing 11KV/433 V distribution transformer of capacity 63 KVA to 315 KVA by disconnecting HT overhead connection/underground cables and earth strips etc. from any substation / locations using suitable capacity of crane or by any other method irrespective of type of approach available, loading in vehicle, transportation to workshop for repairs and unloading carefully. Reloading the tranformer after repairs and testing of transformer; transportation to site and unloading including placing at given position and re-commissioning complete all as specified and directed. Note : All the T&P required for disonnection, connection, loading and loading including necessary petty items like bolts, nuts etc will be arranged by the contractor and rates for the same deem to be included in the rates quoted.

M & L for repairs toTransformer step down 11KV/0.433 KV any type of capacity 63 KVA to 315 KVA, after dismantling the transformer body carefully, opening the top cover of Transformer for inspection /repair, drain out the transformer oil from the tank complete, taking out the core and winding assy by disconnecting the internal connections, removing the carbon/sludge deposit in transformer housing core, renewal/replacement of u/s rubber bushes and washers , replacement of tap changer winding and thimbles, replacement of silica gel, replacement of top cover gasket set including pasting with pasting material, replacement of worn out nut and bolts, replacement of unserviceable LT & HT bushes, cutting the burnt out winding and re-winding the same with suitable size of super enamelled copper wire as per existing guage, insulating the winding connection by using fire proof sleeve and fire proof tape, warnishing the coil, keeping the coils in electric oven chamber for 24 hrs to remove the moisture, Painting of complete transformer body from outside and inside by weather proof type using spray gun, Marking of MES/SM Number etc, replacement of conservator tank glass, re-intalling the core and winding inside properly, making the all connection with suitable copper lugs, refilling of dehydrated transformer oil including dehydration, reinstalling the top cover after cleaning and painting of housing, conservator tank, expulsion vent etc, Meggering the LT and HT side of the Transformer and testing complete all as specified and directed. Note :- Winding wire including labour for making of coils and LT/HT bushes will be measured & paid seperately.

All as per Item No. 36 above but of capacity 11 KV/0.433 KV, 315 KVA to 650 KVA complete all as specified and directed.

All as per Item No. 37 above but of capacity 11 KV/0.433 KV, 315 KVA to 650 KVA complete all as specified and directed.

Supply and filling of fresh transformer power oil of BDV not less than 50 KV for topping up of reduced level of transformer due to evaporation/ leakage/losses due to dehydration in distribution 11 KV transformer /Distribution transformer 63 to 650 KVA or for replacement complete including removing of old unservicable transformer oil complete all as specified and directed.

M & L for conducting oil filtration by stream line / Vacuum type filter machine to remove the moisture/carbon particles to improve required BDV of oil 50 to 60 KV for 1 min for min for distribution transformer incl routine testing after filtration for any capacity of transformers/CT/PT units complete all as specified and directed. (Note : The contractor shall change the filter assy before starting the filtration of power/ distribution transformer of any capacity in presence of Engr In charge)

M&L for replacement of brass terminal rod with nuts,bolts washers & bushings suitable for HT side of the transformer of any make and capacity from 63KVA to 315 KVA complete all as specified and directed.

All as per Item No. 42 above but LT side.

M&L for replacement of brass terminal rod with nuts,bolts washers & bushings suitable for HT side of the transformer of any make and capacity from 315 KVA to 650 KVA. complete all as specified and directed.

All as per Item No. 44 above but LT side.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for 63 KVA to 315 KVA transformer complete all as specified and directed.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for 315 KVA to 650 KVA transformer complete all as specified and directed.

M & L for painting using spray painting the outer surface of the transformer with one coat of weather proof paint after preparing the surface dust and oil free and cleaning the bushes, name plate etc paint free after painting including writing the MES/SM No with white enamelled paint complete all as specified and directed. for capacity of transformer 63 KVA to 650 KVA (Indoor/outdoor type).

M&L Earthing complete with galvanised steel earth plate electrode 60cm x 60cm x6mm thick burried directly in ground (earth pit not less than 2.25 m deep below normal ground level, connecting to the Galvanised iron earth lead 32x6mm size, by means of bolts, nuts, check nuts and washers of galvanised iron and 32x6 mm earth lead protected by provision of GI medium grade pipe 40 mm bore including provision of concrete pit in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregates with 40 mm thick cover of RCC (1:2:4) reinforced with XPM (weight not less than 4kg/Sqm) and frame of angle iron 25x25x3 mm with lugs-02 Nos and with 6 mm dia MS bar handle made to shape, GI medium grade 20 mm bore pipe for watering perforated at bottom 1.5 meter long placed on top edge of earth plate common salt and charcoal filling, test point with fixing arrangements, funnel wire mesh and earth work in hard/dence soil returning filling in and removal of surplus soil to a distance not exceeding 50 m, all as per electrical plate No 5 of SSR-2010 Part-I and connecting to earth test point complete all as specified and directed.

M&L for replacement off load tap changer for distribution transformer of any make and capacity from 63-650 KVA complete all as specified and directed.

M&L for super enamelled copper conductor wire of suitable gauge and size as per requirement for rewinding the distribution transformer of any capacity / any make complete all as specified and directed.

M&L for replacement of bush type insulator white/brown/green working pressure 433 Volts LT side complete all as specified and directed.

M & L for servicing of 11KV VCB/bus coupler by dismantling cleaning greasing the complete VCB with attached relays bus bar etc insulation testing, setting the contact gap by measuring as required reassembling the VCB and reinstalling back to its original position checking and repairing the current circuit panel wiring, replacement of new spares as required complete including operational testing and commissioning complete all as specified and directed. (Note : New spares will be measured and paid separately under relavent item of this schedule)

M & L for carrying out primary & secondary injection test of 11 KV indoor/outdoor type of VCB's by using standard injection test method and checking the electrical circuits for fault condition, all relay testing and proper functioning incl submitting the test report complete all as specified and directed. (Note : PIT/SIT for VCB will be carried out in 6 months intervals and each primary & secondary injection test will be measured and paid)

Supply only the following spares for VCB 11 KV 400 A 25 KA 250MVA as approved by GE (i) Closing coil 24/30V DC

All as per Item No. 55 above but Tripping coil 24/30V DC

All as per Item No. 55 above but Antipumping device 24/30V DC

All as per Item No. 55 above but Earth Fault and over current relay as per existing and suitable

All as per Item No. 55 above but Digital type power factor indicator meter

All as per Item No. 55 above but Digital type Voltmeter / Ammeter 96 x 96 mm size

All as per Item No. 55 above but LED type indicator lamp assembly

All as per Item No. 55 above but spout incoming side

All as per Item No. 55 above but spout outgoing side

All as per Item No. 55 above but Epoxy insulators bushings for incoming / out going cables / bus bar suppors as per existng size of VCBs

All as per Item No. 55 above but Gear system assy complete with handle for charging / discharging of VCBs

All as per Item No. 55 above but Spring charging motor for VCBs

All as per Item No. 55 above but Over current protection relay as per existing and suitable

All as per Item No. 55 above but Metering and protection current transformer epoxy/resin filled of 11 KV grade of ratio 100-50/5 class = 5P, 10/1 25 VA draw out type with necessary mounting and connected items.

Painting of two pole stucture consistig of 2 Nos PCC pole 11 M height, 1 no GOS, 1 set support insulators with channels, with all connected clamps,supports etc by preparing the surface and applying two coat of synthetic enamal paint over a coat of primer as per colour code to the metal structure and cement paint to the PCC structures complete all as specified and directed.

Painting of two pole stucture consistig of 2 Nos (Metal Strucure) 11 M height, 1 no GOS, 1 set support insulators with channels, with all connected clamps,supports etc by preparing the surface and applying two coat of synthetic enamal paint over a coat of primer as per colour code to the metal structure and cement paint to the PCC structures complete all as specified and directed.

Painting of four pole stucture consisting of 4 Nos pole(metal structure) 11 M height, 3 no GOS, 1 set Fuse with channels,1Bus bars 1 No LA etc with all connected clamps,supports etc by preparing the surface and applying two coat of synthetic enamal paint over a coat of primer as per colour code complete all as specified and directed.

Painting of four pole stucture consistig of 4 Nos pole(PCC) 11 M height, 3 no GOS, 1 set Fuse with channels,1Bus bars 1 No LA etc with all connected clamps,supports etc by preparing the surface and applying two coat of synthetic enamal paint over a coat of primer as per colour code complete all as specified and directed.

S&F in replacement of silica gel complete all as specified and directed.

S&F of petroleum jelly complete all as specified and directed.

S&F in replacement of precast PCC cable route indicator duly marked and painted for HT /LT cable of size 80 x 25 x 7.5 CM with suitable size of base complete all as specified and directed.

Suply & laying of precast concrete cable cover, class HV, type 1 peak type size 300mmx180mmx40mm complete all as specified and directed..

S & F in repair horn gap fuse 11 kv 200 Amps horizontal/vertical type for outdoor use including all connected accessorises complete all as specified and directed.

Supply and install HT 11 KV 3 phase 50 cycles out door type air break switch suitable for horiandal/Vertical mounting fixed type complete with 9 insulators operating handle and all clamps,nuts,bolts etc of rating upto 200 Amp complete all as specified and directed.

M&L in repair danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm size complete all as specified and directed.

Supply and fixing of fuse wire tinned copper of different capacity as per ground requirement complete all as specified and directed.

M&L for cable fault locator vehicle mounted to locate fault at any type of location with one fault locate at a time complete all as specified and directed.

S & F rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) 500 litre capacity hoisted and fixed in position including dismantling of old u/s water tank and removing to store complete all as specified and directed

S & F rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) 1000 litre capacity hoisted and fixed in position including dismantling of old u/s water tank and removing to store complete all as specified and directed.

S&F ball valves for 20 mm bore of pipe high pressure of PTMT with Epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (minimum weight 210 gms) complete all as specified and directed.

S&F ball valves for 25 mm bore of pipe high pressure of PTMT with Epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (minimum weight 455 gms) complete all as specified and directed.

S&F in repairs ball valves for 20 mm bore of pipe high pressure of PTMT with Epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (minimum weight 210 gms) complete all as specified and directed.

S&F in repairs ball valves for 25 mm bore of pipe high pressure of PTMT with Epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (minimum weight 455 gms) complete all as specified and directed.

S & F in repair PVC Tank cover for 500 Ltr capacity fixed in position with nuts and bolt complete all as specified and directed

S & F in repair PVC Tank cover for 1000 Ltr capacity fixed in position with nuts and bolt complete all as specified and directed

S&F in repair Gun metal globe or gate valves with iron wheel head screwed both ends for iron pipe of 20 mm bore of pipe complete all as specified and directed.

S&F in repair Gun metal globe or gate valves with iron wheel head screwed both ends (ISI marked) for iron pipe of 25 mm bore of pipe complete all as specified and directed.

Taking up or down steel tubing and connections including cleaning if refixing required for 15 mm bore of pipe complete all as specified and directed.

Taking up or down steel tubing and connections including cleaning if refixing required for 20 mm bore of pipe complete all as specified and directed.

Taking up or down steel tubing and connections including cleaning if refixing required for 25 mm bore of pipe complete all as specified and directed.

M&L for Cutting chases, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth in Bricks/ stone Masonary wall complete all as specified and directed.

S&F GI tubes medium grade (ISI marked) with all fittings fixed complete to walls, ceilings or laid in floors of 15 mm bore of pipe complete all as specified and directed.

S&F GI tubes medium grade (ISI marked) with all fittings fixed complete to walls, ceilings or laid in floors of 20 mm bore of pipe complete all as specified and directed.

S&F GI tubes medium grade (ISI marked) with all fittings fixed complete to walls, ceilings or laid in floors of 25 mm bore of pipe complete all as specified and directed.

S & F 15 mm bore 3 layer PP-R pipes SDR 7.4 & SDR 11 UV stablised and anti microbial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded PP-R fittings complete to walls, ceilings or in floors complete all as specified and directed.

S & F 20 mm bore 3 layer PP-R pipes SDR 7.4 & SDR 11 UV stablised and anti microbial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded PP-R fittings complete to walls, ceilings or in floors complete all as specified and directed.

S & F 25 mm bore 3 layer PP-R pipes SDR 7.4 & SDR 11 UV stablised and anti microbial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded PP-R fittings complete to walls, ceilings or in floors complete all as specified and directed.

Making connection of PPR distrubtion bracnch with PPR main of following outer dia of pipe 16 to 40mm size by providing and fixing tee including cutting and making fusion joint etc complete all as specified and directed.

Refixing old steel tubing and connections in new or old position (wall, floor, ceiling etc) of 15 mm bore of pipe complete all as specified and directed.

Refixing old steel tubing and connections in new or old position (wall, floor, ceiling etc) of 20 mm bore of pipe complete all as specified and directed.

Refixing old steel tubing and connections in new or old position (wall, floor, ceiling etc) of 25 mm bore of pipe complete all as specified and directed.

S&F in repair bib taps 15 mm bore, fancy type, chromium plated with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and directed

Demolition of brick work or stone/ boulder masonary built in cement mortar including all quions, arches, pillars, etc complete all as specified and directed.

M&L Brick work with Fly Ash bricks straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified and directed.

M&L Rendering on fair faces of brick work or concrete surfaces of wall 15 mm thick in CM 1:6 and to be finished even and smooth without using extra cement complete all as specified and directed.

M&L for Pre-cast reinforced cement concrete 1:1.5:3, type A-1, using 20mm graded stone aggregate as in cover slabs (for manholes etc) and similar articles with plain faces, set in CM 1:4 complete all as specified and directed.

M&L for Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as speified and directed.