REPAIR MAINT OF HT LINES HT CABLES VCBs RMU SHIFTING OF POLES AND RATIONALISATION OF HT SYSTEM AND ITS CONNECTED ITEMS UNDER GE CLEMENT TOWN DEHRADUN

Amount

Dismantling cross arm of MS channel or angle section etc complete and setting aside within 50m for further disposal complete all as specified and directed.

Supply and fixing pin type insulator , vitreous porcelain, white or brown or green small size,including one galvanised mild steel spindle, two galvanised iron washer and one galvanised iron nut 100mm dia for 1100 volts grade after removing defective insulator any type any size from site complete all as specified and directed.

Supply and fixing shakle type insulator , vitreous porcelain, white or brown or green including galvanised mild steel straps, two galvanised iron washer , insulator bolts, washers and nuts, 100mm height and 65mm dia for 1100 Volts grade after removing defective insulator any type any size from site complete all as specified and directed.

Supply and fixing loop type insulator , vitreous porcelain, white or brown or green 65mmx 90mm size,including clearance of hole 16mm for 1100 volts grade after removing defective insulator any type any size from site complete all as specified and directed. all as specified and directed.

Supply and fixing in replacement galvanised iron earth wire 4.0 mm dia size for streaching on over head lines as earth continuity conductor including binding at ends with aluminium / steel binding wire at the places where complete all as specified and directed.

Taking up/down old unserviceable U/G cable of 11 KV of size 95 sqmm 3 core removing from trenches and removing old bricks complete all as specified and directed by Engineer-in -charge .

Supply, laying, connecting and testing in repalcement XLPE insulated, screened, PVC bedded,galvanised steel strip armoured,electric power cables (heavyduty) with aluminium conductor, 11000 volts grade( E) cross sectional area 95 sq mm 3 core ISI marked laid in cable duct/trenches/surface/wall complete all as specified and directed by engineer-in-charge.

Supply, laying, connecting and testing in repalcement XLPE insulated, screened, PVC bedded,galvanised steel strip armoured,electric power cables (heavyduty) with aluminium conductor, 11000 volts grade (E) cross sectional area 120 sq mm 3 core ISI marked laid in cable duct/trenches/surface/wall complete all as specified and directed.

Excavation in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth for poles, laying of electric under ground cable and GI tubing (where provided for protection of cables) and getting out trimming the sides, forming bottom surface to required level in any type of soil complete all specified and directed.

M&L for fine dry sand cushioning for under ground cable by providing layers of sand 8 cm deep before laying and 15cm deep after laying the cableincluding streching the cable complete all as specified and directed. Note :- Punned (consolidated) thickness of sand will be measured and paid.

M&L for un -reinforced precast concrete cable cover class HVP, type 1 ISI marked with peak , flat of size 300mmx180mm x 40mm as cable protection complete all as specified and directed.

Returning , filling in, any type of soil including spreading, leveling, watering and well ramming in layers n.exc 250mm thick, complete all as specified and directed.

Removing excavated material (surplus soil) to a distance not exceeding 50m and depositing where directed at a level n.exc 1.5 m above the starting point, complete all as specified and directed.

M&L for PCC/ road cutting for laying of pipe/cable exceeding 500 Sqcm & not exc 1000 sqcm in cross sectional area and making good with PCC 1:2:4 type B-1 using 20mm graded stone aggragate, complete all as specified and directed.

NOTE: (i)Cost of all the material , components, repairs, elements as per above as well as other elements (except supply only of the components considerd under items nos. 41 to 44 herein after to the extent required and operated ) to make the VCB,s/RMUs/SF6 CB complete functional shall be deemed to be included in the quoted rate of the contractor.

(ii)Individual Breaker SF6/VCB/OCB/RMUs consider as one unit and above job is to be carried out unitwise.Above job will be carried out by licenced technician as aproved by GE.

(iii) Any accident/mishapenning occurred during the execution of work shall be responsibity of Contractor.

(iv) All necessary tools & plants required for carried out above job will be provided by contractor and the cost of the same are deemed to be included in queoted rate.

(v) Inventry of defective parts to be replaced by contractor will be prepared by joint inspection with contractor

M & L for servicing IDMT miscroprocessor based numeric relay (Three nos overcurent and one no earth fault relay) fixed in 11 KV/33 KV HT panel by primary and secondary injection method and calibration of all the relay and setting the relay tripping timing in advance to match the outgoing load on the incoming and out going feeders complete all as specified and directed

Note :(i)Individual Breaker SF6/VCB/RMUs consider as one unit and above job is to be carried out unitwise.Above job wii be carried out by licenced technician as aproved by GE.

(ii) Any accident/mishapenning occurred during the execution of work shall be responsibity of Contractor.

(iii) All necessary tools & plants required for carried out above job will be provided by contractor and the cost of the same deemed to be included in queoted rate.

Supply, install, testing and commissioning of surge monitor for 33 KV of Make CG”

Supply, install, testing and commissioning of out door type oil cooled current transfomer suitable to 11 KV outdoor type ,300-150A/5+5+1, 15 VA burden, accuracy class 5P10, protection class 1 for Differential Protection Relay Make: Crompton/Pragati/Kappa /AREVA/ABB/ Schnider/ Vishal ”

Supply, install, testing and commissioning of out door type oil cooled current transfomer suitable to 33 KV outdoor type,150-75A/5+5+1, 30 VA burden, accuracy class 5P10, protection class 1 for Differential Protection Relay Make: Crompton/Pragati/Kappa /AREVA/ABB/ Schnider/ Vishal ”

Supply, install, testing and commissioning of cast resin current transfomer suitable to 11 KV ,indoor type ,300-150A/5+5+1, 15 VA burden, accuracy class 5P10, protection class 1 for Differential Protection Relay Make: Crompton/Pragati/Kappa /AREVA/ABB/ Schnider/ Vishal ”

Supply, install, testing and commissioning of Potential transformer suitable to 11 KV indoor VCB, 11000/3/110/3,100 VA accuracry class 1 with primary and secondary protection Make: Crompton/Pragati/Kappa /AREVA/ABB/ Schnider/ Visha

Supply, install, testing and commissioning of microprocessor based numeric feeder protection relay ( over current three nos and earth fault one no)with low set, high set testing, type REF 615 of ABB or equivalent in Schnider/Simense for 33/ 11 KV HT panel incl taking down old u/s relay complete all as specified & directed.

Supply, install, testing and commissioning of Silica Gel breather assembly with silica gel complete for 3.15 MVA 33/11 KV power transformer” incl taking out complete all as specified & directed.

Supply, install, testing and commissioning of winding temperature indicator meter range 0-120 0 C for 3.15 MVA 33/11 KV power transformer” incl taking out complete all as specified & directed.

Supply, install, testing and commissioning of oil temperature indicator meter range 0-120 0 C for 3.15 MVA 33/11 KV power transforme incl taking out complete all as specified & directed.

Taking out old U/S control cable any size complete all as specified & directed.

Supply and laying of copper cable of size 2.5 Sqmm x 5 core from 33 KV power house to Yard for control wiring with SMC/FRP junction box as per required at site complete all as specified & directed.

M&L for painting of steel structure of MRS and 33 KV line with aluminium paint duly cleaning properly for the following steel structure:- (i) Post insulator structure - 13 nos (ii) GOD structure - 7 nos (iii) LA Structure - 4 nos (iv) VCB structure - 4 nos (v) Fuse structure - 6 nos (vi) Capacitor structure including fencing & channel complete- 2 nos (vii) Main Bus bar - 5 nos (viii) P T structure - 2 nos (ix) Main 33 KV incommer, HT pole 11 mtr -02 nos including cross arms, channel complete (x) Four pole structure 33 KV including cross arms ,channel complete-03 nos (xi) Two pole structure 11 KV including cross arms ,channel complete-05 nos

M&L for PVC insulated single core, un armoured aluminium conductor of size 35 Sqmm 1100 volt grade of red, yellow, blue and black (phase indication) for jumper connections including taking out U/S Jumper cbale any size complete all as specified and directed.

Supply, installation, commissioning and testing of HT 11 KV outdoor type gang operated triple pole air break switch suitable for verticle mounting fixed type complete with 12 insulators 200 amps rating and steel frame mechanically operated mechanism consinting of operating rod 25mm bore light grade GI pipe of suitable length worked from ground level and with locking arrangement flat iron clamp 50mm x6 mm including MS channel of suitable size and length for fixing GOD including bolts, nuts and washers as in repair complete all as specified as directed.

S&F in replacement triple pole drop out expulsion fuse unit out door type suitable for 33 KV system current rating 400 amps mounted on insulator and steel frame complete with heavy tinned non ferrus metal spring load copper contact silver/tion plated at contact points complete all as specfied and ditrected.

Supply ,installation ,testing and commissioning as in repair of lighting arrester metal oxide type, distribution class with all fittings arrangements suitable to 11000 volts grade and discharge capacity 12 KV/10 KA with and including lighting counter and cable of suitable size and core from lightning arrester to lighting counter complete all as specified & directed Make : Jaipuriya brothers/ Crompton/ GEC/ BHEL/ATLAS

Supply ,installation ,testing and commissioning as in repair of lighting arrester metal oxide type, distribution class with all fittings arrangements suitable to 33000 volts grade and discharge capacity 36 KV/18 KA with and including lighting counter and cable of suitable size and core from lightning arrester to lighting counter complete all as specified & directed Make : Jaipuriya brothers/ Crompton/ GEC/ BHEL/ATLAS

Material and labour for testing of Bucholz relay ,winding temprature & Oil temprature Protection relay unit complete along with control wiring for its functioning including, alarm in case any defects noticed the same will be rectifeid by the contractor without any extra cost. Note :- All necessary tools & plants required for carried out above job will be provided by contractor as per job of the same deemed to be included in queoted rate.

S & F PG clamp for ACSR conductor in 33 KV yard complete all as specified and directed.

Fault ditection of 11 KV U/G cable of any size 3 core with the help of automatic fault locating machine, including route tracing with the help of route tracer Note :The cost for any type of soil like excavation, any type of earth work, cutting of branches and bushes at site are deemed to be included in Queoted rate complete.

M&L for punning of tree, branches touching to electric overhead lines with growth around LT/HT over head lines , poles and stay complete to clear span of 2 mtr all around the OH line , poles with all tools and plants as reuired at site by the contractor including cleaning the area / site ( Note: Any breakdown of line caused during punning shall be made good by the contractor without any extra cost ( ii ) Distance between pole to pole shall be measured as one span) (iii) Only those span will be measured in which trees are alives.

M & L for applying two coats of synthetic enamel paint of approved quality / Shade including preparation of existing old painted surface of feeder pillar box/LT panel complete all as specified and directed.

Supply, install and commissioning in replacement of gear box and charging motor 110 volt suitable for HT 33 KV outdoor VCB, AC 3 phase, 50 HZ complete all as specified and directed by Engr-in-Charge Make of VCB-ABB/SIEMENS

Supply only of following items suitable for HT VCB 11 KV/33 KV /RMU, AC 3 Phase, 50 Hz , complete all as specified and directed.

Vaccume bottle type VG 2 of 11 KV VCB trooly rating 350 MVA ,current rating 800 amps of make ABB/Siemens

Single phase circuit Spout RYB phase of make ABB/SIEMENS/SCHNIDER

Single pahse bus bar spout for R and B phase of Make ABB/SIEMENS/SCHNIDER

Single pahse bus bar spout for Y phase of Make ABB/SIEMENS/SCHNIDER

Copper flexible connection 800 amps capacity suitable for VG 2 VCB trolly of Make ABB/SIEMENS/SCHNIDER

Closing coil operating on 110 Volts DC for VCB trolly of Make ABB/SIEMENS/SCHNIDER

Tripping coil operating on110 Volt DC for VCB trolly of Make ABB/SIEMENS/SCHNIDER

Insulator for Bus bar support of Make ABB/SIEMENS/SCHNIDER

Buffer for opening spring of Make ABB/SIEMENS/SCHNIDER

Buffer for Closing spring of Make ABB/SIEMENS/SCHNIDER

Auxiliary switch.

Limit switch.

Auxiliary contactor.

Closing coil operating on 36 Volts DC for VCB trolly of Make ABB/SIEMENS/SCHNIDER

Tripping lever

Triping lever clutch

Spring charging motor with gear box, the motor shall be operating on 110 volts

Master trip relay type VAJ 110 volts Make :L&T/Schinder/ABB/AREVA

Supply only tripping coil, suitable for 33 KV VCB, including testing and commisioning, complete all as specified and directed.Make of VCB-ABB/SIEMENS

Supply only limit switch for 33 KV VCB of make ABB as per existing sample ”complete all as specified and directed.

Supply only HT fuse wire made out of tinned copper suitable for 11 KV feeder of rating 15 amp. complete all as specified and directed.

Supply only insulation tape(empire tape) of best quality insulation class A, dry, non adhensive,tensile strength not less than 38 lbs/inch 25mm x 15 mtr ISI Marked. complete all as specified and directed.

M&L 100 mm dia bore tube light grade GI laid under road / culvert / drain fixed to pole wall with help of flat iron clamps etc for cable protection . Complete all as specified and directed.

S&F in replacement cable jointing kit 11 KV (Earthed) grade cable for outdoor termination heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cabe of size 50 to 95 sqmm , complete all as specfied and directed.

All as per item No 46 above but of size 120 to 185 Sqmm.

All as per item No 46 above but indoor type of size 50 to 95 Sqmm.

All as per item No 46 above but indoor type of size 120 to 185 sqmm.

S&F in replacement cable jointing kit 11 KV (Earthed) grade cable for straight through Heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm, complete all as specified and directed.

All as per item No 50 above but of size 120 to 185 Sqmm.

M&L for cross arms,bracings,supports,clamps and back plates fabricated from structural steel sections including nuts,bolts,washers welding,bending cold or hot drilling holes for bolts in any shape or size as indicated or directed including of one primer coat,one under coat and one finishing coat and one finishing coat of paint.

M/s Ram Chander Gupta

M/s Ashok assosiates