REPAIR AND MAINT OF 33 KV AHR AND R GRID INCLUDING 33 KV GIS AND 11 KV AIS PANEL REPAIR AND MAINT OF 8/10 MVA POWER TRANSFORMER 11 KV RMUs AND CONNECTED ITEMS UNDER AGE ELECT SUPPLY (SLDC) UNDER GE (U) ELECT SUPPLY DELHI CANTT-10

Amount

Testing the cables with high voltage DC testing machine and locating the fault in the cables by fault locating machine to pin point exact position of fault, disconnecting faulty 33 KV HT cables of different sizes from both ends, removal of Fault, Re-connections and testing of cables after removal of fault complete all as specified and directed. Note-: (a) 33 KV HT & 11 KV HT cable & joints shall be measured and paid for seperately under respective items of schedule. (b) Retrieved old serviceable cable cover will be laid in trenches for cable protection. If extra PCC cover and sand required at site shall be measured and paid separately under respective items of BOQs. (c) Excavation and earth work will be measured and paid for seperately under respective items of schedule.

Supply and fix Cable jointing kit for 33 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of 400 Sqmm 3 Core.

Supply and fix Cable jointing kit for 33 KV (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 400 Sqmm 3 Core.

Material and labour for emergency maintenance work of 33 KV HT underground lines by deploying skilled electricians and labours at faulty site having team of minimum 6 persons and transportation including hydraulic machine and other tools and plant required at site for fault rectification per call. Note:- Contractor or his rep shall come to the site of breakdown within one hour of notification of breakdown . In case the rep or contractor do not come to the site of breakdown and start attending breakdown within 1.00 hour a penalty of Rs 1000/- per fault per hour will be imposed over contractor and will be deduct from his dues.

Material & labour for repair /overhauling of OLTC ( On load tap changer ) of 33KV/11KV Power transformer of capacities 8/10 MVA at site by carried out following work of CG make :- (a) Opening of top plate of OLTC. (b) Draining out of transformers oil from the OLTC. (c) Stoping of leakage of oil from main shaft of OLTC including replacement of oil seal and all gasket of OLTC. (d) Checking /servicing of moving and fixed contact of OLTC and resistence test of contact. (e) Flushing of OLTC assembly with hot new oil and removing of sludge. (f) Filling of new transformer oil in OLTC . (g) Tightening of all tapping leads and connections. (h) Refixing of top plate of OLTC in original position after overhauling. (i) Electrical testing of manual/auto operation of OLTC. Note :- Transformer oil as required shall be measured and paid separately under respective item No. 44 here-in -after as supply only.

Material and labour for servicing /testing of 33 KV GIS control panel including indoor CT, PT and relays system in control panel of indoor SF 6 Gas Circuit Breaker of capacity 1250 Amps and rating 36 KV by the authorised agency. The complete details mentioned as under:- (a) Details of servicing of breaker :- (i) Checking of Closing/Tripping coil assembly (ii) Adjustment of mechanism if required. (iii) Clean the circuit breaker to remove dust and dirt. (iv) Apply a small amount of oil to rotary sections, sliding surfaces, pins, coupling section, etc.use grease for the operating shaft and bearings, and machine oil for other parts. (v) Check for rust and wear. (vi) Checking of spring charge mechanism (vii) Visual check for rust and deformation. (viii) Check for loosened bolts and nuts, broken spring washers and snap pins etc. (ix) Check for loosened connections, rust, damaged lead wires. (x) Checking of control circuit & tighten the connections if any. (xi) Check close & trip coil. (xii) Replacement of Dashpot/shock absorbers . (xiii) Replacement of carbon brush of spring charging motor (xiv) Cleaning of porcelain bushing (xv) Checking of limit switch

(b) The following test shall be carried out:- (i) Primary Injection Test of outdoor CT / PT (ii) Closing & Opening Timing Test for all three poles. (iii) IR Test with megger in open and closed condition. (iv) Contact resistance test for all three poles (v) Closing coil resistance (vi) Tripping coil resistance. (c) Testing of following relays of control panel with Secondary Injection Kit ,checking and programming of relay :- (i) Over current and earth fault relay (ii) Line diffrential relay (d) Testing of followig Aux relay:- (i) DC Supply supervision relay. (ii) Trip Circuit suprvision relay (ii) SF 6 gas pressure low. (iii) PT Fuse failure relay (iv) Master trip relay (v) Under voltage relay (vi) Over voltage relay

Material and labour for servicing/testing of transformer breaker/control panel including outdoor CT, PT and relays in control panel of indoor 33 KV GIS breakder Panel of capacity 1250 Amps and rating 33 KV complete details mentioned as under:- (a) Details of servicing of breker :- (i) Checking of oil level in each pole (ii) Checking of visible oil leaks (iii) Cleaning of porcelain bushings (iv) Checking of oil leakage from oil dash pot in operating mechanism (v) Checking of contact burning (vi) Cleaning and lubricating (vii) Checking/tightening of all electrical terminals and earth terminals and earth connections. (viii) Checking of auxiliary switch (ix) Checking of limit switches and friction clutch. (x) Checking of closing/tripping coils (xi) Checking of spring chargingmechanism (xii) Adjustment of mechanism if required. (xiii) Check for rust and wear.

(xiv) Visual check for rust and deformation. (xv) Check for loosened bolts and nuts, broken spring washers and snap pins etc. (xvi) Check for loosened connections, rust, damaged lead wires. (xvii) Checking of control circuit & tighten the connections if any. (xviii) Replacement of Dashpot/shock absorbers . (xix) Replacement of carbon brush of spring charging motor

Material and labour for epoxy coating on CT, PT, insulators in 11 KV VCB panels complete all as specified and directed.

Material and labour for servicing /testing of breaker/control panel including CT, PT and relays in control panel of VCB of capacity 1250/800/630 Amps and rating 11 KV complete details mentioned as under:- (a) Details of servicing of breaker :- (i) Adjustment of mechanism if required. (ii) Clean the circuit breaker to remove dust and dirt. The envelope of the vacuum interrupter and insulating materials shall be wiped with a clean cloth. (iii) Apply a small amount of oil to rotary sections, sliding surfaces, pins, coupling section, etc.use grease for the operating shaft and bearings, and machine oil for other parts. (iv) Check for rust and wear. (v) Check Spring Tension and pitting of the Cluster Contacts. (vi) Visual check for rust and deformation. (vii) Check for loosened bolts and nuts, broken spring washers and snap pins etc. (viii) Check for loosened connections, rust, damaged lead wires. (ix) Check whether the contacts are damaged by arcing. (x) Checking of control circuit & tighten the connections if any. (xi) Check close & trip coil.

(xii) Checking of Jaw Contacts Conditions and repair/adjust. (xiii) Replace the jaw contacts,If required. (xiv) Improvement of resistance of epoxy insulator and epoxy body by applying post heated varnish. (xv) Replacement of Dashpot/shock absorbers . (xvi) Replacement of carbon brush of spring charging motor (b) The following test shall be carried out:- (i) Primary Injection Test of CT / PT (ii) Closing & Opening Timing Test for all three poles. (iii) IR Test with megger in open and closed condition. (iv) Contact resistance test for all three poles (v) Closing coil resistance (vi) Tripping coil resistance. (c) Testing of following relays of control panel with Secondary Injection Kit ,checking and programming of relay :- (i) Over current and earth fault relay (d) Testing of followig Aux relay (i) DC Supply supervision relay. (ii) Master trip relay

Material & labour for repair /servicing of marshalling box panel of 33KV/11KV Power transformer of capacities 8/10 MVA including the follwing :- (a) Testing & repair to control wiring. (b) Testing of OTI, WTI gauge/ meter matching with OTI, WTI indicator in RTCC panel. (c) Testing of fuse/ MCB (d) Repalacement of gaskets & locks including preparation of old painted surfaces of steel by brushing/cleaning stain, greasy spots with thinner, applying two coats of spray painting (synthetic enamel paint) on all sides of etc complete all as specified and directeed.

Material and labour for Preparation of old painted surfaces of steel by brushing/cleaning stain, greasy spots with thinner, applying two coats of spray painting (synthetic enamel paint) on all sides of Terminal Kiosk (TK) at 33 KV Yard with spraying machine including writing description of equipment in block English letter 25 mm high with white /black synthetic enamel paint complete all as specified and directed.

Disconnecting power supply, Preparation of old painted surfaces of steel by brushing/cleaning stain, greasy spots with thinner, applying two coats of spray painting (synthetic enamel paint) on all sides of 33 KV 8/10 MVA transformer and its accessories with spraying machine in the yard including writing description of equipment in block English letter 50 mm high with white/Black synthetic enamel paint and re-connection after painting complete all as specified and directed.

Material & labour for cleaning of the bay/yard manually without damaging any equipments, cable or parts of the 33 KV Grid bays, removing of dusts/grass/hurbs etc complete all as specified and directed.

M & L for cutting and removing grass, vegetation bushes etc from inside boundary wall and outsite boundary wall of 33/11 KV Sub Stn, around 33 KV towers and removing all rubbish to a distance not exceeding 50 m complete all as specified and directed.

Supplying ,fixing , testing of master trip relay , 50/24 Volt DC in control panel including wiring and taking down old UNSV relay complete all as specified and directed.

Supplying ,fixing , testing of Trip circuit supervision relay, 50/24 Volt DC in control panel including wiring and taking down old UNSV relay complete all as specified and directed.

Supplying ,fixing , testing of DC supervision relay, 50/24 Volt DC in control panel including wiring and taking down old UNSV relay complete all as specified and directed.

Supplying ,fixing , testing of SF 6 gas pressure supervision relay , 50/24 Volt DC in control panel including wiring and taking down old UNSV relay complete all as specified and directed.

Supplying and fixing in replacement PT fuse for 11 KV/110 V PT complete as directed at site.

Supply installation, testing and commissioning in replacement Potential Transformer (PT)cast resin indoor single phase ( Earthed type) of voltage ratio 33 KV/110 V class 3P - 0.5-3, burden 50 VA insulation level of 70/170 KV as specified below:- (a) Normal System Voltage-33 KV (b) Highest System Voltage-36 KV (c) Rated Primary voltage- 33 KV/√3 (d) Rated secondary voltage- 110 V/√3 (e) Nos of Lt winding 2 (f) Metering Core Accuracy class - 0.5 (g) Metering Core Rated Burden- 50 VA (h) Nos of Phase- Single (Earthed Type) (j) Protection core accuracy class - 3P (k) Protection core rated Burden - 50 VA (l) Rated Voltage Factor - 1.2 continuous & 1.5 for 30 Sec (m) Insulation Level- 36/70 KV.170 KVP (n) Temp rise at rated contineous thermal current over ambient at site - 45 0C (o) Porcelain Bushing type - Hollow Cylinder (p) 1.2/50 mcro second impulse withstand test vol -170 KV (Peak) (q) Creepage distance of HV bushing - 900 mm (min) (r) Primary & Secondary winding material - Copper

Supply, installation, testing and commissioning in replacement 33 KV current transformer cast resin indoor single phase, oil immersed and self cooled type of ratio 800-400/1-1-1-1 suitable for metering and protection equipment installed on control panels terminal block as specified below :- (a) Normal System Voltage-33 KV (b) Highest System Voltage-36 KV (c) Rated Primary current- 800-400 Amp (d) Rated secondary current- 1 Amp (e) Nos of Core - 4 (f) Core01: Accuracy class 5P10, 10VA, ALF ≥10 (g) Core02: Accuracy Class 1.0, 10VA, ISF ≤ 5 (h) Core 03 Protection core accuracy class -PS,Protection knee point voltage- 300 Volt at lower ratio (j) Core 04-Spare (k) Continuous thermal current rating 120 % of rated primary current (l)Temp rise at rated contineous thermal current over ambient at site - Less than or equal to 45 degree C (m) Insulation Level- 36/70 KV.170 KVP (n) 1.2/50 Micro second impulse withstand test voltage- 170 KV (peak) (o) Short time thermal current rating for one second - 25 KA/1 Second (p) Dynamic Current Rating - 62.5 KA ( peak) (q) Porcelain Bushing type - Hollow Cylinder (r) Creepage distance of HV bushing - 900 mm (min) (s) Primary & Secondary winding material - Copper

M&L in replacement Earthing complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 2.25 m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to galvanized strip 32mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised iron side complete all as specified, including testing and commissioning complete all as directed. Note :- (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in soft/loose soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 type C2 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement 6mm dia both ways as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe medium grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

Taking out of heavy duty cooling fan ,3 phase, 50 Hz of size 450mm form power transformer 33/11 KV of capacity 12/16 MVA ,servicing of the fan by opening including cleaning, greasing , replacement of defective spares parts such as bearing/ bushing, capacitor, canopy, clamp, blade, etc with new one and painting of fan body with synthetic enamel paint and re-assembling in same position after repairs and testing complete all as specified and directed. Note :- (a) The cost of spare parts deemed to be included in quoted rates . (b) Rewinding of the fan will be measured and paid separately under respective item of schedule here-in-after.

M&L for Rewinding of heavy duty cooling fan, 3 phase, 50 Hz of size 450mm of power transformer 33/11 KV capacity with super enamelled copper wire as per existing gauge including heating, varnishing, etc complete as required and directed.

Supplying, installation, commissioning and testing in replacement of 11 KV Current Transformer (CT`s), indoor type, epoxy cast bar Primary type having ratio 1200/600/5-5-5 Amps , core -1, Class 10 P20 , 15 VA for protection , Core 2 Class 0.5 , 15 VA for metering, core -3 for differential protection , Short circuit time rating 18.4 kA for 3 Sec including associated wiring including taking down old UNSV CTs complete all as specified and directed.

Supplying, installation, commissioning and testing in replacement of 11 KV Current Transformer (CT`s), indoor type, epoxy cast bar Primary type having ratio 800/400/5-5-5 Amps , core -1, Class 10 P20 , 15 VA for protection , Core 2 Class 0.5 , 15 VA for metering including associated wiring including taking down old UNSV CTs complete all as specified and directed.

Supplying, installation, commissioning and testing of 11 KV Current Transformer (CT`s), indoor type, resin cast epoxy type, of 13.1 KA/Sec having ratio 300/150/5-5 Amps having Core1: Class 5P10, 10VA for protection , Core2: Class 0.5, 10VA for metering and associated wiring including taking down old UNSV CTs complete all as specified and directed.

Supplying, installation, commissioning and testing of 11 KV Current Transformer (CT`s), indoor type, resin cast epoxy type, of 13.1 KA/Sec having ratio 250/125/5-5 Amps having Core1: Class 5P10, 10VA for protection , Core2: Class 0.5, 10VA for metering and associated wiring including taking down old UNSV CTs complete all as specified and directed.

S&F in replacement of vacuum interrupter suitable for 1250 amps, 11 KV HT VCB complete all as specified and directed

Supplying, laying, jointing testing and connecting in replacement , XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, 33 KV (E) grade, of size 400 Sq mm, 3 core, laid in trenches complete all as specified & directed.

Supplying, laying, jointing testing and connecting in replacement XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade, IS 7098 marked, suitable for HT 11 KV(E) system laid in trenches fixed to pole, including jointing & testing of size 240 Sqmm 3 core complete all as specified and directed. Note for Item No 30 to 33 :- Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately under respective Item No 34 to 41.

All as per Item Ser No 31 above but size 300 Sqmm 3 Core

All as per Item Ser No 31 above but size 400 Sqmm 3 Core

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft/loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level complete all as specified and directed.

Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick complete all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point complete all as specified and directed.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified and directed. Note :- Measurement shall be taken after punning down.

Supplying & laying reinforced precast concrete cable cover, class EHV, type 1 with peak, size 450mm x 230mm x 50mm in trenches for protecting under ground cable as per IS (for 33 KV Cable) complete all as specified and directed.

All as per srl item No 38 here-in-before but using old reinforced precast concrete cable cove obtained under srl item No 30 here in before.

Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm.

All as per srl item No 40 here-in-before but using old un-reinforced precast concrete cable cover obtained under srl item No 31, 32 & 33 here in before.

Material & labour for repair /servicing of RTCC panel of OLTC control panel of 33KV/11KV Power transformers of capacities 8/10MVA including repair /replacement to control wiring, repair to operation of OLTC from RTCC and checking of following and testing complete all as specified and directed :- (a) Digital Winding temp meter. (b) Digital oil temp meter. (c) Degital remote tap position indicator. (d) Indicator lamps. (e) Space Heater. (f) Fan auto working switch. (g) Analog to digital convertor and other spares required for displaying winding and oil temp.

M&L for ON load Centrifuging and dehydration including filteration and cleaning of transformer oil by dehydration machine of 33/11 KV transformer installed at AHRR grid and topping up deficient transformer oil including testing of samples before and after dehydration and filteration complete all as specified and directed. Note :- Deficient quantity of Transformer oil required for top up shall be measured and paid separately under item No 44 here-in -after as supply only.

Supply only transformer oil of approved quality as per IS having dielectric strength of 45-60 KV in 2.5mm gap for filling in transformer or for topping up as required and directed.

S&F in replacement silica gel with breather assembly, suitable for power transformer 33KV/11KV of 8/10 MVA capacity complete all as specified and directed

Supply and fill in replacement silica gel in breather of transformer complete all as directed.

Supply and fix Cable jointing kit for 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 240 Sqmm to 300 Sqmm 3 Core.

Supply and fix Cable jointing kit for 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 400 Sqmm 3 Core .

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 Sqmm to 400 Sqmm.

Disconnecting HT supply from 11 KV , 630 Amps RMU , 5/4 way and servicing and overhauling of RMU , checking of tripping mechanism , greasing of moving contacts , cleaning of carbon from main contacts , checking of spring tension ,Checking of loosened bolts and nuts, checking of loosened connections, rust, damaged lead wires, checking of spring charging motor , Improvement of resistance of CTs , PT, epoxy insulator and epoxy body by applying post heated varnish complete all as directed and testing on load.

Material and labour for checking the existing pressure of SF6 Gas in Gas Chamber of 11 KV , 630 Amps RMU , 5/4 way before filling and topping up the SF6 gas in the chamber of RMU including supervision of gas filling/topping up process and checking the pressure of gas after filling complete all as directed at site.

Supplying and fixing in replacement operating mechanism (2PA Mechanism w/out hex Rod) for 11 KV , 630 Amps RMU , 5/4 way complete all as specified and directed.

Supply and fixing in replacement cable Boots 11 KV , in 630 Amps RMU, 5/4 way complete all as specified and directed.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 200/100/1 -1 Amp , 2.5 VA, 10P10 for protection in 11 KV, 630 Amps RMU complete all as specified and directed.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 100/50/1-1Amp , 2.5 VA, 10P10 for protection in 11 KV, 630 Amps RMU complete all as specified and directed.

Supplying and fixing in replacement 1-Ph (11kV/rt3):110 VAC, 50VA Potential transformer in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Supplying and fixing in replacement 1-Ph (11kV/rt3):110VAC, 500VA Auxiliary transformer in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Suplying and laying as replacement in sub station fixing 3.3 to 11 KV electrical insulation mat of size 5 mtr x 1 mtr x 2.5 mm thick specification as per IS 15652 2006 complete all as specified and directed.

Supplying and fixing Potential Transformers, Draw-out type in existing HV panel for easy maintenance, 11kV/rt3:110V/rt3, 50VA, Cl.0.5 with associated gun-type HRC fuses and MCBs for HT/LT isolation including taking down old UNSV PTs complete all as specified and directed.

Supplying, installation, commissioning and testing of PT unit three phase, three limbs, upto 11 KV draw-out type, resin cast dry type, single ratio having primary voltage 11 KV & secondary voltage 110 volts, 50 VA class-1 including necessary bus bar connections & wiring for metering including taking down old UNSV PTs complete all as specified and directed

S&F LED indication lamp for breaker ON/OFF/TRIP/Breaker Spring Charged/R-Y-B etc for 11 KV control panel and associated wiring, if reqd, including taking down old UNSV LED indication complete all as specified and directed

Supply and installation Anti-condensation space-heater withThermostatic control in cable and circuit breaker compartments of HT switchgears including taking down old UNSV heater complete all as specified and directed

S&F of vacuum interrupter suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV vacuum interrupter complete all as specified and directed

S&F of isolating contact assembly suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV contact assembly complete all as specified and directed

S&F of fixed contact block complete suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV contact block complete all as specified and directed

S&F of moving contact block complete suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV moving contact block complete all as specified and directed

S&F of motor & gear assembly 230V AC suitable for 800/1250 amps, 11 KV HT VCB, testing & puting on load including taking down old UNSV motor gear assembly complete all as specified and directed

S&F of spring gear suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV spring bearing gear complete all as specified and directed

S&F of closing coil assembly 24 volts DC suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV closing coil complete all as specified and directed

S&F of tripping coil assembly 24 volts DC suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV tripping coil complete all as specified and directed

S&F of panel door lock suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV panel ddor lock complete all as specified and directed.

Supplying & Fixing auxillary switch (7 No + 7NC) suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV auxillary contact complete all as specified and directed

Supply and fix T&C Switch for Breaker ON/OFF purpose in HT 11 KV VCB panel including associated wiring, if reqd, for proper functioning of switch including taking down old UNSV T& C switch complete all as specified and directed

Supplying & Fixing support rod with screws suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV support road with screw complete all as specified and directed

Supplying & Fixing support insulator suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV support insulator complete all as specified and directed

Supplying & Fixing upper connector suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV upper connector complete all as specified and directed.

Supplying & Fixing lower connector suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV lower connector complete all as specified and directed.

Supply & fix of set of 6 Nos fixed arcing contacts suitable for 800/1250 amps, 11 KV HT VCB including taking down old UNSV fixed arching contact complete all as specified and directed

S&F Caution plate “CAUTION MEN AT WORK of size 40cmx15cm made out of white acrylic sheet with Red coloured glow tape including taking down old UNSV caution plate complete all as specified and directed

S&F of HRC fuse of capacity 20 Amps for VCB including taking down old UNSV PTs including taking down old UNSV HRC fuse complete all as specified and directed

S&F of MCB 20 to 32 Amps DP including taking down old UNSV MCBs complete all as specified and directed

S&F of Digital Volt meter Secondary voltage 110 V for 11 KV VCB Control Panel including taking down old UNSV meter complete all as specified and directed.

Powerlite Engineers (BID ID -3341881)

M/s JAIMAA ASSOCIATES (BID ID -3341657)

Rajindera Enterprises (BID ID -3341638)

Vijay Electricals (BID ID -3341209)

DS CONSTRUCTION (BID ID -3341560)

MV Engineers And Contractors (BID ID -3340200)