REPAIR/MAINT OF OCB/VCB, HT CABLE AND CONNECTED WORK AT TECH AREA, WMC, MES COLONY and 60 SCIENTIST HOSTEL UNDER GE (I) R and D KANPUR.

Amount

Providing highly skilled mechanic/ specialist in electric HT breakers/Panels line carrying out the mechanical servicing/overhauling of 33 and 11 KV VCB/SF6 breaker complete by drawing out the trolly from existing HT panels with due care after taking proper shut down from concerned staff, opening of tank, decanning of old carbonised parts and cleaning/decarbonising all mechanical/metal parts with CRC/CTC-226 solution/spray, inspection/ checking of all fixed and moving parts, dressing of male and female contact by using emery paper for fine/smooth contact, meggering of IR value of all HT incoming and out going bushing, providing oil, grease and re-assembling the same by tightening of all connections including checking of alignment for easily movement of breaker for ON/OFF operation with setting of buffer gap adjustment, contact travel allignments , rollar gap , hard or light setting of breaker greasing of all moving mechanism including removing and fixing worn out/cracked/moistured/loosing IR value spare parts ( for which supply of spare parts only will be paid seperately )and fixing the trolly in HT panels and testing, charging the system in presence of Engr in Charge/JE E/M complete all as specified and directed.

Auxiliary switch 7NO +7NC

Close coil 24/30V DC Make:L&T/Crompton greave/ABB

Shunt trip coil 24/30V DC. Make:L&T/Crompton greave/ABB

Series trip coil 24/30V DC. Make:L&T/Crompton greave/ABB

Power Pack for HT panel VCB for exection of relay.

Supply and fixing of Vaccum intrupter as make of VCB. MAKE: Crompton/ABB

Supply and fixing in replacement of spout of existing make of Vaccum circuit breaker as specifed and as directed at site

Supply and fixing of PT of 11 KV grade for VCB of existing make as directed at site

Supply and fixing of CT of 11 KV grade for VCB of existing make as directed at site

Supply and fixing in replacement of T and C switch for VCB as specified and directed at site by Eng-in-Charge

Supply and fixing in replacement of led bulb indicator for VCB as specified and as directed at site

Supply and fixing in replacement of mail and female contacts of VCB of existing make of VCB.Make: ABB/Crompton

Supply and fxing in replacement of Gear mechanism of vcb of existing make as specified and directed at site.Make: Crompton/ABB/GEC

Dismantling existing worn-out 33 KV out door type gang operated air break switch triple pole & Disconnecting from existing system and Supply and installation and testing 33 KV outdoor type ,gang operated Air-break switch triple pole mechanically operated ,mounted on insulator Rotating type Horizental mounting with operating mechanism worked from ground level with 25 mm GI pipe (Med. grade) operating rod of suitable length with an ON-OFF position capacity 400 amps 9 insulator connected and out going with Steel nut bolts and washers all as specified and directed at site Make- PACTIL, Jaipuria brothers, National etc)

Routine and periodical cleaning around the area of out door swith yard of 33 KV Tech area, Chanmari and 11 KV sub stn RB, DRLM, T&GS, Nano & Polymer bldg, P29 transformer etc by cutting and removal/uprouting of unwanted grass/bushes, small trees including surface dressing and leveling by surface excavation wherever required complete in all respect or as directed.

Excavation in trenches in any type of soil not exceeding 1.5 Metre deep and not exceeding 1.5 metre width and getting out including forming bottom surface & sides to required slope/size as directed by the Engineer-in-Charge

Removal of surplus excavated spoil not exceeding 50 Mtr distance and depositing where directed by the Engineer-in-Charge at a level not exceeding 1.5 m above the starting point complete all as specified.

Returning filling in, and including spreading and leveling in layers not exceeding 25 cm thick complete all as specified & directed by Engineer-in-Charge.

Material & labour for sand filling with clean dry fine sand unwashed including gently punning around cables in trenches for cable protection complete all as specified and directed by Engineer-in-Charge.

Supply and laying un-reinforced precast concrete cable cover HV class type -II with size 450 x 180 x40 mm, all as specified and directed

S&L bricks burnt for protection of cable Sub class 'B' bricks laid dry flat across the cable with length of whole brick complete.

Disconnecting electrically and taking out old unserviceable LT/HT UG cables any type and any size all as spfd and directed.

Taking out carefully unserviceable LT/HT UG cable of up to 300 Sqmm from trenches and relaying same after repairs in same or other indicated location and testing complete all as directed. ( Note: Earth work, sand, bricks will be measured and paid separately)

Supply laying jointing and testing H.T. XLPE Insulated , Screened PVC bedded ,galvanised steel strip or wire armoured electric power cable(heavy duty) with aluminum conductor 11000 volt(E) grade cross sectional area 95 sqmm 3 core confirming to IS-7098 (Part I ) of 1988 laid in trenches/Duct on pole witth FI CLAMP, Nut bolt ,Aluninum Lugs -as required and directed at site Note- Jionts will be measured and paid seprately.Make: Havells/Finolex/Polycab

All as per item no.-26 but size of 120 sqmm 3 core 11 KV

Supply laying jointing and testing H.T. XLPE Insulated , Screened PVC bedded ,galvanised steel strip or wire armoured electric power cable(heavy duty) with aluminum conductor 33000 volt(E) grade cross sectional area 120 sqmm 3 core laid in trenches/Duct on pole with FI CLAMP, Nut bolt ,Aluninum Lugs -as required and directed at site Note- Jionts will be measured and paid seprately.

All as per item no.-28 but size of 300 sqmm 3 core 33 KV

M&L Heat shrinkable type cable end joint outdoor type suitable for XLPE 120 Sqmm 3 core HT 33 KV cable and testing all as specified and directed with terminate joint and jointing material all as specified.

All as per item no.-30 but size of end joint outdoor type suitable for XLPE 300 sqmm 3 core 33 KV.

All as per item no.-30 but size of end joint indoor type suitable for XLPE 300 Sqmm 3 core HT 33 KV

All as per item no.-30 but straight through joint Heat shrinkable 120 sqmm 3 core 33 KV.

All as per item no.-30 but straight through joint Heat shrinkable 300 sqmm 3 core 33 KV.

M&L Heat shrinkable type cable end joint outdoor type suitable for XLPE 120 Sqmm 3 core HT 11 KV (E) cable and testing all as specified and directed with terminate joint and jointing material all as specified..

All as per item no.-35 but size of end joint outdoor type suitable for XLPE 95 sqmm 3 core

All as per item no.-35 but size of end joint INDOOR type suitable for XLPE 120 Sqmm 3 core HT 11 KV (E) cable and testing all as specified and directed with terminate joint and jointing material all as specified..

All as per item no.-35 but size of 95 sqmm 3 core

M&L 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 95 sqmm

All as per item no.-39 but size of 120 sqmm 3 core

Dismantling existing worn-out old GOD and Supply and installation and testing 11 KV outdoor type ,gang operated Air-break switch triple pole mechanically operated ,mounted on insulator and steel frame with operating mechanism worked from ground level with 25 mm GI pipe (Med. grade) operating rod of suitable length with an ON-OFF position capacity 200 amps with dropout fuse & 12 insulator connected and out going with Steel nut bolts and washers all as specified and directed at site.

Supply and laying GI Pipe light grade 80 mm bore with fittings complete as all as required at site and directed. For cable protection

Providing the cable fault locating Machine with necessary T&P at site for locating exact pin point of fault along with the length of armourd 33/11 KV XLPE insulated HT cable complete all as required and directed at site

S&Fin replacement of unserviceabile porceline vitreous bushing of required size / shape (suitable for exisiting transformer ) for spindle of transformer of any capacity 63 KVA to 750 KVA 11KV outdoor/indoor type siutable for HT side all as specified and directed

All as per item no.-44 but 1100 Volts grade suitable for LT side indoor type

S&F in replacement of unserviceable brass spindle duly threded at the end complete with nut bolts and washer suitable for HT side of transformer out door/ indoor type all as specified and directed at site for the following capacity suitable for existing transformer of required size/ shape for spindle of transformer of any capacity up to 400KVA 11000 volts grade indoor type suitble for HT side all as specified and directed

All as per item no 46.00 but suitable for LT side of transformer of 400 KVA to 750 KVA capacity

Supply and fixing Lightning arresters expulsion type complete with all fittings, transmission class,33 KV discharge capacity 65 kilo amp as specifed and as ditrected by E-in Charge.Make: Jaipuria, Rastriya,

Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground (Earth pit not less than 2.25 metre below ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to galvanised earth strip 32 x 6.00 mm by means of bolts nuts check nuts and protection with 40 mm dia GI Medium grade pipe and washers of galvanised iron or steel, GI strip 7.5 mtr long and plate surrounded with salt charcoal dust etc and 20 mm bore GI light grade pipe for watering, excavation and earth wire including PCC pit in cement concrete 1:3:6 type CI and 40mm thick pit cover of RCC 1:2:4 type 30 reinforced width 8mm dia MS bar @ 150 C/C both ways, furnel wiremesh and testing after completion complete all as specified and directed.

M&L in replacement of aluminum conductor steel reinforced (ACSR) (any size upto panther) for 33 KV switch yard including, stringing, tightening binding jump ring & testing etc complete all as specified and directed .

Supply and fixing in replacement of PG clamps for jumper connections aluminium die cast with two GI nut and bolts suitable for ACSR conductor upto panther on 33 KV HT OH lines.

S&F in replacement of pin type porcelain, vitreous, white brown or green insulator including 1 galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nuts suitable for 33 KV complete all as specified and directed.

Supply, fixing & connecting in replacement of worn out batteries by valve regulated lead acid ( VRLA ) maintenance free rechargeable battery of 2 Volt, 100AH, conforming to IS 15549/2005 and IEC 60896 - 21 & 22 for tripping system to HT breaker during fault occurence at 33/11 KV Sub station complete all as specified and directed.

M&L for one coat aluminium painting and synthetic enamel painting of all MS channels, PT's, CT's, and other steel structures etc as per colour code of area not exceeding to 150 Sqm after proper preparation of old surface of 33 KV out door switch yard tech area and take over point chanmari complete all as specified and directed.

M&L in replacement of Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 2mm dia galvanised iron or steel wire

S&F in replacement cable rout indicator with MS plate not less that 3.15 mm thick embosed of HT electric line adequate size with welded with 0.50 mtr long MS flat with PCC 1:3:6 (30cm x 30cm x 30 cm) including excavation 30cm x 30cm x 30 cm ,returning, filling and removing of soil including letter wrining for cable size location feeding with stancile as directed at site complete all as specifed and directed.

Supply and fixing in replacement of PG clamps for jumper connections aluminium die cast with two GI nut and bolts suitable for ACSR conductor upto panther on 33 KV HT OH lines.

S&F in replacement ammeter for 33 KV VCB panel digital type having range 0- 200 Amps operated with CT complete all as specified and directed.

S&F in replacement of volt meter for 33 KV VCB panel digital type operated with PT complete all as specified and directed.

S&F in replacement of frequency meter for 33 KV VCB panel digital type operated with PT complete all as specified and directed.

S&F in replacement of Porcelain Post Insulators conforming to IS 2544/731/2486 (Part II), IEC 383/168 & BS 137 suitable for 33 KV nominal system voltage complete all as specified & directed.

S&F in replacement of pin type porcelain, vitreous, white brown or green insulator including 1 galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nuts suitable for 33 KV complete all as specified and directed.

S&F in replacement of disc insulator , porcelain, vitreousd bolt and socket type, white, brown and green suitable for 33KV(main receiving station)complete all as specified and directed.

S B ENTERPRISES