REPAIR MAINT OF 11 KV 33 KV HT ELECT INSTALLATIONS INCL AND CONNECTED ITEMS SUCH AS VCBS CT PT GOD DO FUSES CONTROL CABLES ETC AT SOUTH SIDE OF RUNWAY UNDER AGE E M I AREA OF GE NW VASCO

Amount

Excavation in trenches not exc 1.5 Mtr wide and not exc 1.5 Mtr deep in hard/dense soil getting out and levelling of bottom surface to required level for laying of UG cable complete all as specified and as directed.

Excavation in trenches not exc 1.5 Mtr wide and not exc 1.5 Mtr deep in soft/disintegrated rock getting out and levelling of bottom surface to required level for laying of UG cable complete all as specified and as 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 as 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 as directed.

S & L in trenches Clear Sand for cushioning underground cable 8 cm below and 15 cm above complete in level all as specified and as directed. Note:- Punned thickness of sand will be measured and paid

S & L un-reinforced precast concrete cable covers, class HV , type- I with flat, size 300mm x 180mm x 40mm, complete all as specified and as directed.

S & F in trench/on wall in repairs GI tubing light grade for road crossing and cable protection complete all as specified and as directed of the following sizes as in repairs:-

(a) 80 mm dia

(b) 100 mm dia

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 as directed.

M & L for PCC 1:3:6 type C-1 using 20 mm graded stone aggregate including use and waste of form work for pole coping/ any description complete all as specified and as directed.

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

Surface dressing not exceeding 15 cm depth by removing of creepers/vegetation on stay wires/ HT/LT/street light poles by clearing 3 mtr all around Stay wire & polesoft and removing the loose soil complete all as specified and as directed. Note : Each cleaning will be measured and paid saperately.

Dismantling old and unserviceable pre stressed concrete poles any type including breaking cement concrete complete, Material and erection of new RCC pole, 11.0 Mtr long. 152mm x 152mm at top and 152mm x 260mm at bottom, class 9 complete all as directed and specified. Note : Earth work and PCC foundation will be measured and paid separately.

Dismantling of existing old unserviceable ACSR of any size from any description, material and labour for providing new ACSR conductor all as specified and directed incl stringing through existing RCC poles, fixing in insulators, jumpers with polythene pipe, aluminium binding wire etc complete of different sizes complete all as specified and as directed Note : Rates for new Aluminium cable terminal lugs are included in this rate.

S & F in repairs 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 as directed.

Dismantling of existing old unserviceable earth wire and gradle guard of any size form the position, material and labour for providing new GI wire 4 mm dia (8 SWG) on poles to continuous earth wire and cradle guard etc, complete all as specified and as directed.

Dismantling old unserviceable stay assembly complete, M & L for new stay assembly complete with 20 mm dia stay rod with accessories shown in electric plate No 01 incl stay clamp, Note : Loop insulator, stay wire, excavation and concrete measured separately) complete all as specified and as directed

M & L in repairs for Galvanised Stay wire of size 7/4 mm incl dismantling old wire complete all as specified and as directed.

S & F in repairs for loop insulator Vitreous Porcelain white or brown of size 90 X 140 mm clearance hole 25.5 mm complete all as specified and as directed

Re-Stringing only existing HT 11/33 KV OH line/Jumpers including dismantling of existing old binding wire complete all as specified and as directed. Notes: (a) Restringing of each wire shall be measured as in RM (b) Supply only binding wire shall be measured and paid separately.

S & F in repairs AAC for binding purpose of not less than 0.9mm dia for tightening the conductors on poles complete all as specified and as directed.

S & F in repairs 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 as directed.

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

S & F in repairs Pin type porcelain vitreous, brown of white insulator to suit 1100 Volt working pressure of size 100 mm height, 65mm dia, including one galvanised mild steel spindle, two galvanished iron washer and one GI nut complete all as specified and as directed

S & F in repairs shackle type porcelain vitreous brown or white 1100 Volt of size, 115 mm dia and 100mm height including GI strap of size of 31 x 5 mm insulator bolt of 14 mm dia, nuts and washers for working pressure 1100 V complete all as specified and as directed

S & F in repairs incl testing of swing out expulsion fuse isolated assembly with fuse carrier outdoor type 11 KV supply 50 Amp ( DO Fuse ) complete all as specified and as directed

S & F in testing and commissioning 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 per item No 26 here in before but of cable size 3 core 120 sqmm complete all as specified and as directed.

S & F in repairs 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 as directed.

All as per item No 28 here in before but of size 3 core 120 to 185 sqmm complete all as specified and as directed

S & F in repairs 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 as directed

All as per item No 30 here in before but of size 3 core 120 to 185 sqmm complete all as specified and as directed

S & F in repairs 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.

All as per item No 32 here in before but of size 3 core 120 to 185 sqmm complete all as specified and as directed

S & F in repairs of Plates (plain or chequered ) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment cut to required shape and size for cable duct or any other description complete all as specified and as directed.

Taking down Triple pole mechanism complete with DO Fuse unit from the site, supply and install DO fuse unit triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level with GI pipe medium grade, for current rating upto 200 Amps and Air break (switch) insulator suitable for HT 11 KV outdoor type 50 Amp ( DO Fuse ) complete all as specified and as directed

S & F in repairs lightning arresters expulsion type complete with all fittings transmission class, discharge capacity 65 kilo amps, suitable for 11 KV complete and connecting to earth leads complete all as specified and as directed.

S & F in repairs post insulator suitable for 11 KV HT working pressure in GOD/DO arrangements of any description complete all as specified and as 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 as directed. Note :- Major spare will be measured & paid separately under relevant item of Sch'A' item No. 39

Supply only 11 KV Airbreak switch spares complete all as specified and as directed.

(a) Male contact/moving Contact Blade

(b) Female contact/Fix Contact Jaw

(c) Tinned copper Flexible jumper 200A/400 A

(d) MS jumper carrier

(e) Back Connector plate

(f) Petroleum Jelly

Repairing & Servicing the Air break isolating switch HT 33 KV 200/400 Amps by replacing the defective major spares including provn of minor bolts nuts etc complete all as specified and as directed. Note :- Major spare will be measured & paid separately under relevant item of Sch'A' item No. 41

Supply only 33 KV Airbreak switch spares complete all as specified and as directed.

(a) Male contact/moving Contact Blade

(b) Female contact/Fix Contact Jaw

(c) Rotating contactor pipe 200A/400 A

(d) MS jumper carrier

(e) Back Connector plate

S & L , testing and commissioning XLPE, cable , PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 33000 Volts grade (earthed), 3 core 185 sqmm laid in trenches/floor/duct/fixed on poles/through GI tubing including brass cable glands complete all as specified and as directed.

M & L for PVC insulated unarmoured heavy duty electric cable with copper conductor 1100 V grade with cross section area 4 Core 4 Sqmm complete all as specified and as directed.

M & L for PVC insulated armoured heavy duty electric cable with copper conductor 1100 V grade with cross section area 16 Core 2.5 Sqmm complete all as specified and as directed.

S & F in repairs drop out (DO) fuse unit expulsion type outdoor three pole 200 Amp suitable for HT 33 KV, comprising of insulators, steel base mounting frame , GI nut bolts etc with 30A , HT barrel type fuse complete all as specified and as directed.

S & F in repairs incl testing, and commissioning of gang operated type air break switch horizontal/vertical type type mounting complete, double break and operation rod of suitable length 400 A capacity and suitable for 33 KV HT supply, complete all as specified and as directed.

S & F in repairs lighting arrestor Zinc oxide gap less type, station class suitable for 33 KV/10 KA complete with all fittings & complete all as specified and as directed.

S & F in repairs single post insulator, 33 KV with mounting spindle etc complete all as specified and as directed.

S & F in repairs Pin insulator, 33 KV with mounting spindle etc complete all as specified and as directed.

S & F in repairs disc insulator, 33 KV with hardware fittings etc complete all as specified and as directed.

M & L preparation of old painted external surfaces of HT 2 pole structures consisting of cross arms, GOD assy with pipe, DO fuse assy, clamps etc., of any description and applying one coat of Aluminium paint by mannualy (Except PCC/RCC Pole) complete all as specified and as directed.

Note for Item Nos 51 to 53 :- This rate inclusive of painting all minor items such as clamps, brackets, nuts, bolts and washers which is not particularly mentioned in the structures & Each job will be measured and paid.

All as per item No 51 here in before but including Steel tubular pole or ISMB of size 150x100x6 mm 11 mtr long complete all as specified and as directed.

All as per item No 51 here in before but for 4 pole structure complete all as specified and as directed.

M & L preparation of old painted surfaces of HT 33 KV & 11 KV MRS at INS Hansa consisting of Steel poles / ISMBs, cross arms, GOD pipe, clamps etc., having of any description and applying one coat of Aluminium paint by manually (incl structure) complete all as specified and as directed. The approx particulars are as under :- (a) ISMB 200 X 100 x 6 mm 12 mtr height as pole - 18 Nos (b) ISMB 200 X 100 x 6 mm 2.5 to 3.5 mtr height as pole - 30 Nos (c) Angle Iron cross support 75 x 75 x 6 mm - 50 RM (d) MS Flat 50 x 4 mm - 24 Rm (e) C Channels of size 75 x 75x 6 mm - 110 RM (f) ISMB 150 x 100 x 6 mm as cross member - 284 RM Notes :- (a) This rate inclusive of painting all minor items such as clamps, brackets, nuts, bolts and washers which is not particularly mentioned in this item. (b) This painting work will be carried out during Holidays only to avoid elect shut down.

M & L for servicing of 33 KV VCB at INS Hansa MRS, 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 , relay testing and provision of minor spares as required complete including operational testing and commissioning complete all as specified and as directed. Note : New major spare parts will be measured and paid under Sch A item No 73 (i) to (ix)

M & L for servicing of 11KV VCB/bus coupler at various INS Hansa area sub stations, 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 repairing the current, circuit panel wiring, relay testing of CT's and provision of minor spares as required complete including operational testing and commissioning complete all as specified and as directed. Note :- New major spare parts will be measured and paid under Sch A item No 74 (i) to (xi)

M & L for carrying out primary injection test of 11 KV indoor type current transformer (Set of three) of VCB's by using standard injection test method and checking the electrical circuits for fault condition and proper functioning incl submitting the test report complete all as specified and as directed.

All as per item No 57 here in before but of 33 KV Indoor/Outdoor type complete all as specified and as directed.

M & L for primary injection test for 11 KV or 33 KV Potential transformers by applying low voltage on HV Side including testing of secondary wiring for its healthiness and submitting the test report complete all as specified and as directed.

S & F and testing of current transformer epoxy/resin filled of 33 KV capacity ratio 100-50/5 or 200-100/5 class=5P, 10/1 15 VA for MOCB and including dismantling old existing CT complete all as specified and as directed.

Dismantling old and burnt out PT unit 11000/110 volts draw out type epoxy resin cast type taking out contact with lead and bushing from the bus bar and PT, replacing by new one of same model suitable for 11 KV /110 V grade PT unit and re-installation and testing on complete all as specified and as directed.

Dismantling old and UNSV power pack unit 230 volts AC input and 30 volts DC output for VCB Panel from the site, replacement of UNSV burnt out transformer, servicing, replacement of minor spares if required incl testing on installation complete all as specified and as directed.

S & F in repairs for epoxy insulator suitable for 11 KV reel type inside HT feeder pillar box outdoor type including replacement of new nut, bolt and washer on bus bar and base complete all as specified and directed.

S & F in repairs insulating rubber mat ISI marked of size 1 m x 2 m x19mm suitable for 11 KV at Hansa 33 KV MRS.

Disconnecting of all incoming and outgoing elect connections/earthing strips from defective/repairable 33/11 KV step down outdoor type transformer of capacity 2MVA oil cooled type from 33 KV Power Main Recieving Station at INS HANSA, shifting to Vasco workshop for repairs/rewinding purpose in a load carrier vehicle by using required capacity crane and bring back the same after repairs works and re-installation in the same place including testing, commissioning on site/area , connecting the all removed incoming and outgoing elect cable connections complete all as specified and as directed.

Dismantling 33/11 KV 2 MVA capacity Transformer body, opening top cover and lifting core and winding from body in presence of Engr-in-charge and jointly checking all defective items/windings for repairs work complete all as specified and as directed.

Dismantling damaged, defective Limb windings i.e. HV/LV after removal core assembly of capacity 2 MVA Transformer complete all as specified and as directed.

M & L for re-assembling the winding and core and fixing winding accessories complete all as specified and as directed.

Drying of core and winding assembly in suitable size oven and in Vacuum chamber complete as required to meet the desired result for equipment complete all as specified and as directed.

M & L for reassembling in transformer body/tank and fixing accessories fins etc after thorough cleaning complete all as specified and as directed.

Taking out/Draining out of any condition of insulating oil from transformers of capacity 2 MVA carefully and kept fully secured in seal tight containers complete as directed. (Existing good old Oil will be reused/refilling after necessary filtration & dehydration) Note : - 1. Filtration & dehydration work will be measured and paid separately. 2. A separate container/containers will be use for store to insulating oil separately for each transformer which to be re- used.

M & L for replacement of the following for outdoor VCB 33 KV 800 A 750 MVA fault level 36V-26/2000 complete all as specified and as directed.

i) Closing coil 30V DC

ii) Tripping coil 30V DC

iii) Anti pumping device 30V DC

iv) 33 KV porcelain bushing for VCB Top

v) 33 KV porcelain bushing for VCB bottom

vi) Connector strip 16 way

vii) Earth Fault and over current relay of approved make

viii) Digital type power factor indicator meter

ix) Digital type Voltmeter / Ammeter 96 x 96 mm size

M&L for replacement of the following for HT VCB 11 KV 400 A 25 KA 250MVA complete all as specified and as directed including dismantling old unserviceable one.

i) Closing coil 30V DC

ii) Tripping coil 30V DC

iii) Antipumping device 30V DC

iv) LED type indicator lamp assembly

v) Vaccum Interupter for indoor VCB

vi) spout incoming side

vii) spout outgoing side

viii) Connector strip 16 way

ix) Earth Fault and over current relay of approved make

x) Digital type power factor indicator meter

xi) Digital type Voltmeter / Ammeter

M & L for EHV grade insulating transformer oil complete all as specified and as directed.

Filtration of insulating oil with high pressure vaccum filtration plant, after filtration attains BDV upto 60 KV for Transformer, OCB and MOCB complete all as specified and as directed.

S & F in repairs strip type heater 40/60 watt approx 4"/6" in length complete all as specified and as directed.

M & L for PVC sleeves suitable for LT/HT ACSR conductor/jumper in any type in R Y B Colours superior quality inserted over the ACSR complete all as specified and as directed.

Supply only rubber hand gloves of 33 KV grade ISI marked complete all as specified and as directed.

Supply only fiber glass discharge rod in three sections and aluminium head with complete accessories suitable for 33 KV of 20 feet height.

S & F in repairs HT DO Fuse element for 33 KV system of 5 Amps complete all as specified and as directed.

S & F in repairs HT DO Fuse element for 33 KV system of 10 Amps complete all as specified and as directed.

S & F in repairs HT DO Fuse element for 33 KV system of 20 Amps complete all as specified and as directed.

S & F in repairs HT DO Fuse element for 33 KV system of 40 Amps complete all as specified and as directed.

S & F in repairs HT DO Fuse element for 33 KV system of 50 Amps complete all as specified and as directed.

S & F in repairs HT DO Fuse element for 33 KV system of 60 Amps complete all as specified and as directed.

S & F in repairs sealed maintenance free battery 2 Volts 100 Amps for UPS supply incl necessary connections complete all as specified and as directed.

M & L for preparation of old cement coated surface, cleaning the surface of the RCC pole (HT) 11 Mtr long in 1/2/4 pole structures above the ground level incl coping area with 2 coats of ACC exterior Emulsion paint over a coat of cement primer after preparation of surface including 12 cm black paint around the pole numbers/letters in white columns all as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid stud type terminal connector of type Stud to conductor 90 degree take off suitable for 33/11 KV type ACSR conductor/bus bar of any size complete all as specified and as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid stud type terminal connector of type universal connector suitable for 33/11 KV type ACSR conductor/busbar complete all as specified and as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid pad type terminal connector for pad to conductor suitable for 33/11 KV type ACSR conductor complete all as specified and as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid Tee connector for 40 mm dia tube to 33/11 KV type ACSR conductor complete all as specified and as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid Tee connector conductor to conductor suitable for 33/11 KV type ACSR conductor complete all as specified and as directed.

S & F in repairs bolted type LM 6 alloy aluminium rigid parallel connector conductor to conductor suitable for 33/11 KV type ACSR conductor complete all as specified and as directed.

M & L for rewinding of 33/11 KV transformer's 1 Limb coil (Limb coil consists 03 in series coils in same phase) of HV winding ie for 33 KV of capacity 2 MVA transformer with using super enameled copper wire as per existing gauge/size same to manufacturer design complete all as specified and as directed.

M & L for rewinding of 33/11 KV transformer's of 1 Limb coil (Limb coil consists 03 in series coils in same phase) of LV winding ie for 11 KV of capacity 2 MVA transformer with using super enameled copper wire as per existing gauge/size same to manufacturer design complete all as specified and as directed.

M & L for servicing and repairing of OLTC (ON load Tap changer) for 33 KV Transformer by disconnecting and dismantling all burnt out cables/fuses/relays/contactors, toggle switch/knobs/indicators/reading units and other accessories repairs/replace the unserviceable items and making the OLTC serviceable condition and connecting back to its original position complete all as specified and as directed.

M & L for taking out the MS duct cover from the cable duct chamber disconnecting the haphazardly laid serviceable HT UG cable of 3 core of 70 to 150 Sq mm from VCB/Any description taking out from cable trenches / ducts and straighten and laying in proper layers incl provn of new identification tags for each cables and connecting back to its original position incl cleaning the cable ducts complete all as specified and as directed.

S & F in repairs for Breather unit with superior quality blue colour silica Gel, to maintain the exact value of grade for transformer of capacity 100 KVA to 150 KVA, including taking down unserviceable complete all as specified and as directed.

All as per item No 98 above but 200 KVA to 250 KVA Transformer complete all as specified and as directed.

All as per item No 98 above but 315 to 400 KVA Transformer complete all as specified and as directed.

All as per item No 98 above but 500 KVA Transformer complete all as specified and as directed.

All as per item No 98 above but 750 KVA Transformer complete all as specified and as directed.

All as per item No 98 above but 33/11 KV type 2 MVA Transformer complete all as specified and as directed.

S & F in repairs HV insulator with studs nut & washers suitable for 11 KV/433V HV side of transformer 100 KVA to 150 KVA complete all as specified and as directed.

All as per item No 104 above but 200 KVA to 250 KVA Transformer complete all as specified and as directed.

All as per item No 104 above but 315 to 400 KVA Transformer complete all as specified and as directed.

All as per item No 104 above but 500 KVA Transformer v complete all as specified and as directed.

All as per item No 104 above but 750 KVA Transformer complete all as specified and as directed.

S & F in repairs HV insulator with studs nut & washers suitable for 33 / 11 KV, HV side of transformer 2 MVA complete all as specified and as directed.

S&F in repairs LV insulator with studs nut & washers suitable for11 KV/433V LV side of transformer of Capacity 100 KVA to 150 KVA complete all as specified and as directed.

All as per item No 110 above but 200 KVA to 250 KVA Transformer complete all as specified and as directed.

All as per item No 110 above but 315 to 400 KVA Transformer complete all as specified and as directed.

All as per item No 110 above but 500 KVA Transformer complete all as specified and as directed.

All as per item No 110 above but 750 KVA Transformer complete all as specified and as directed.

S & F in repairs LV insulator with studs nut & washers suitable for 33/11 KV LV side of transformer of Capacity 2 MVA

Servicing and repairing / carrying out maintenance of 11KV/433V step down indoor / outdoor type transformer including the following works for 100 to 750 KVA capacity complete all as specified and as directed :- (a) Removing from platform and disconnecting electrical connection from HT and LT side including transporting to work shop. (b) Dismantling the transformer, drain out transformer oil, lift the cover and coil assembly, keep up the assembly in heat oven upto the preparation of inside chambers by cleaning inside, scraping complete all around old parts of the transformer. (c) M & L for two coats of oil resistance painting internal (inside transformer) over a coat of red oxide primer and painting the outer side of the transformer by using spray paint complete with one coat incl preparation of old surfaces complete. (d) Cleaning the core laminations assembly by oil complete, removing the carbon sediments / dust in the coil and core gently without making any damage to coil and core. (e) Re-assembling all dismantled parts including provision of new gasket, nut, bolts, refilling with transformer oil and transporting back to original location including electric connection testing and commissioning.

Notes:- i). Oil filtration & supply of new oil will be measured and separately under relevant item of this Schedule. ii). All petty parts including nut, bolts, steel / rubber gasket minor weldings are deemed to be included in the quoted rate. iii). The rate for transport and lifting of transformer by crane should be deemed to include in the rate quoted.

M & L in repairs for rewinding of transformer 11 KV / 440 Volts of capacity step down outdoor / indoor type of 100 KVA to 750 KVA, including dismantling, transport to workshop, opening the body assembly, drain out the oil, removing the core coil assembly from transformer remove the weak / burnt out unserviceable HT / LT winding assembly rewinding with correct gauge super enameled copper wire of suitable class including drying, baking etc complete re-assembling the primary and secondary coil in core, re-assembling the transformer complete refill with transformer oil, installation and commissioning in the existing position complete all as specified and as directed. Note : Each winding of HV / LV limb side will be measured separately and paid individually

Supply and fill new silica Gel, superior quality in the breather unit of transformer incl taking out the old unserviceable one complete all as specified and as directed.

Taking out the existing serviceable Post/disc/pin insulator of 33 KV capacity carefully and re-fixing the same in the new cross arms/structure incl replacement of new hardware such as GI spindle, nut, bolt and washers complete all as specified and as directed.

All as per item No 119 here in before but of 11 KV capacity insulators complete all as specified and as directed.

Taking out the old HT 11 KV UG serviceable cable of 3 core 95/120 Sq mm from trenches/ floors/ walls and relaying/diversion/jointing the same in the new trenches/new location as directed and connecting complete all as specified and as directed.

M & L for Earthing complete with copper earth plate electrode 600 x 600 x 3.15 mm thick buried directly in ground earth pit not less than 2.25mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below normal ground level connected to copper strip size 20 x 3 mm thick by mean of nuts/bolts, check nuts and washers of brass as shown in electrical plate No. 5 of SSR part-I including necessary excavation and earth work, GI Pipe 15 mm bore light grade for watering with Funnel, wire mesh and protection to earthing strip shall be provided with GI pipe light grade 32 mm dia up to 7.5 mtr from the earth plate electrode and refilling of soil including adequate quantity of charcoal dust and common salt etc & earth work in any strata, PCC pit chamber in cement mortar 1:3:6 type C-2 with 40 mm thick Precast RCC cover slab 1:2:4 type B with 8 mm dia TMT bar and handle with lifting hooks including testing any type complete all as specified and as directed. Note : Copper strip upto 7.5 RM is included in the unit rate quoted.

M & L for painting of HT panel of any description with one coat of synthetic enamel paint of standard colour code over the existing painted surfaces after preparing the old painted surfaces by using spray gun complete all as specified and as directed.

M & L for removing vegetation, grass, scrubs and bushes growing in Substation yard along with fencing by manually / mechanically and keep the substation yard neat and clean complete all as specified and as directed. Note :- Unit rate quoted deemed to include to keep the installation neat and clean throughout the period of contract and each cleaning will be measured and paid separately.

M & L for Cutting and trimming of tree branches 3 mtr all around of any size which is obstructing illumination of street light and touching LT / HT Over head line by using required tools and plants incl removing trimmed tree branches. Note : Each cleaning will be measured and paid separately

S & F in repairs cable jointing kit for 33KV 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 185 sqmm.

S & F in repairs cable jointing kit for 33KV 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 185 sqmm.

Carry out Material/machineries labour for fault finding of 33 KV or 11 KV HT underground cable of length up to 1.5 KM in case of cable fault such as short circuit/burn out/earth fault etc including carryout necessary hipot test by injection high voltage up to 50 KV complete all as specified and as directed.

MARINE ELECTRICAL AGENCIES

Shine Enterprises