REPAIR MAINT OF HT DISTRIBUTION NETWORK, OH LINE, U/G CABLE AND ALLIED WORKS IN TECHNICAL AREA UNDER GE (AF) ADM AREA AT AF STN AGRA

Amount

Excavation in trenches in soft/loose soil n.exc 1.5m wide and n. exc 1.5m depth for laying of cable, errection of poles, stay and pipe line,and getting out complete all as specified and directed

Returning & filling including spreading, leveling watering and well ramming in layers n. exc 25 cm thick in any type of soil complete all as specified.

Removal of excavated soil to a distance n. exc 50 m above the starting point complete all as specified.

Supply & laying double walled corrugated (DWC) HDPE full rounded pipe in 6 m lenght conforming to IS 16205 Pt-24 of approved colour complete with fittings for cable protection of size 120 mm outer dia and 102.5 mm inner dia complete all as directed. (Make - Dutron/Universal/Astral

Supply & laying double walled corrugated (DWC) HDPE full rounded pipe in 6 m lenght conforming to IS 16205 Pt-24 of approved colour complete with fittings for cable protection of size 160 mm outer dia and 135 mm inner dia complete all as directed. (Make - Dutron/Universal/Astral

Supply, laying, testing and commissioning of HT UG cable, XLPE insulated screened PVC bedded, galvanised strip or wire armoured electric power cable (heavy duty) with multistranded aluminium conductor 11KV grade of size 3 Core 240 Sqmm (Earthed system cable) as per IS 7098 Part II. Including taking out and dismatling of Old/US HT cable completed and specified as directed.

Supply, laying, testing and commissioning of HT UG cable, XLPE insulated screened PVC bedded, galvanised strip or wire armoured electric power cable (heavy duty) with multistranded aluminium conductor 11KV grade of size 3 Core 120 Sqmm (Earthed system cable) as per IS 7098 Part II. Including taking out and dismatling of Old/US HT cable completed and specified as directed.

M & L cable jointing kit for 11 KV (Earthed) grade XLPE cable for straight through cold shrinkable type joint complete with jointing material and accessories suitable for 95 - 120 sqmm, 3 core XLPE armoured aluminium conductor cable complete all as specified and directed. Make : Denson/ Birla 3M/Raychem Note:- (i) Rate quoted including necessary excavation, returning filling, removal etc for taking out loop/ cutting of burnt cable for required length for making straight through joint.

M & L cable jointing kit for 11 KV (Earthed) grade XLPE cable for straight through cold shrinkable type joint complete with jointing material and accessories suitable for 185 sqmm to 240 sqmm 3 Core, XLPE armoured aluminium conductor cable complete all as specified and directed. Make : Denson/ Birla 3M/Raychem Note:- (i) Rate quoted including necessary excavation, returning filling, removal etc for taking out loop/ cutting of burnt cable for required length for making straight through joint.

M & L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination cold shrinkable type joint complete with jointing material and accessories suitable for sizes 95 Sqmm 3 Core to 120 Sqmm 3 Core including testing after jointing complete all as directed. Make : Denson/ Birla 3M/Raychem Note:- (i) Rate quoted including necessary excavation, returning filling, removal etc for taking out loop/ cutting of burnt cable for required length for making end joint.

M & L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination cold shrinkable type joint complete with jointing material and accessories suitable for sizes 185 Sqmm 3 Core to 240 Sqmm 3 Core including testing after jointing complete all as directed. Make : Denson/ Birla 3M/Raychem Note:- (i) Rate quoted including necessary excavation, returning filling, removal etc for taking out loop/ cutting of burnt cable for required length for making end joint.

M & L for checking and finding out pin point location of fault in HT 11 KV undergroung cable with the help of fault locating machine complete all as specified and directed. Note:- (i) Rate for the rent of fault locating mobile machine, charges for operator, engineer, electrician etc are deemed to be included in the quoted rate. (ii) Checking and finding fault upto 03 places of same route of the cable will be considered as one job.

M & L for drilling suitable dia horizontal bore holes for insertion/ laying of 50 to 350 mm bore GI/HDPE/DWC tubing of any description below/ under road surface/ floors etc with using mechanical or manual devices as required at site complete all as specified and directed..

Disconnecting and taking out existing unserviceable current transformer (CT) of any discription and in any position and supply, fixing and testing of cast resin type 11 KV current ransformer having a ratio 100-50/5-5 Amp having protection core SP-10 burden of 15VA and metering core class 1.0 and burden of 15 VA breaking capacity 13.1 KV for 1.0 second complete all as specified and directed. (Make : Alstom/Cromption Greaves/Jyoti/Lakshmi)

Disconnecting and taking out existing unserviceable current transformer (CT) of any discription and in any position and supply, fixing and testing of cast resin type 11 KV current ransformer having a ratio 50-25/5-5 Amp having protection core SP-10 burden of 15VA and metering core class 1.0 and burden of 15 VA breaking capacity 13.1 KV for 1.0 second complete all as specified and directed. (Make : Alstom/Cromption Greaves/Jyoti/Lakshmi)

Clearing of bushes/small plants upto root level around and surroundings areas E/M installations (i.e. Two Pole/ Four structures, outdoor-substation yards & other Misc E/M installations etc.) soft and loose soil including surface dressing n.exc 15 cm deep and removing debris to a distance n.exc 50m complete all as directed

M&L for shifting of 3 to 5 way RMU Or Transformer 11/0.433 KV installed on PCC platform, indoor/outdoor type from one sub stn to another sub stn in Air Force Stn Agra including disconnecting elect connection HT cable and earthings re-installation at site and connect HT connecion, commissioning and testing complete all as specified and as directed of cap upto 800 Amps.

Supplying Installing, testing and commissioning in replacement of (for energy meter) 11 KV single phase indoor/outdoor resin cast PT of ratio (33KV/Root 3(1.732)/110/Root 3(1.732) class burden not less than 50VA having insullation class-E, insulation level 12KV/28KV/75KV, confirming to IS-3156 fixing in existing place complete all as specified directed. (Make: JYOTI/LAKSHMI/EREVA)

M&L for earthing complete with copper earth plate electrode 600x600x3.15 mm tthick buried directly in ground(earth pit not less than 2.25 mtr deep below the normal ground level) with top edge of plate not less than 1.5 mtr below the normal ground level connected to copper earth strip 20 x 3 mm thick by means of nuts, bolts, washers and check nuts of brass, 40 mm bore GI pipe light grade proection pipe up to test point, 20mm dia light grade GI pipe for watering, meshed funnel, alternate layer of charcoal and common salt complete all as per SSR with PCC pit 50mm thick, RCC cover 540 x 540 x 50 mm thick in 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8mm dia TMT bar @ 75 mm c/c both way in lieu of CI cover, and protection including necessary excavation and earth work complete all as specified and directed.

Material & labour of 33 kv pin type insulator made of high- strength glazed porcelain suitable for outdoor use in 33 kv overhead distribution lines.The insulator shall conform to IS:731 OR IES: 60383,and be designed for mounting on a glavanized steel pin.The insulator shall have minimum creepage distance of 900 mm with power frequency with stand voltage of not less than 70 kv(dry) and 60kv(wet),and an impulsewithstand voltage of 170kvp. it shall be on solid core, single -piece constructionwith top groove suotable for conductorbinding using aluminiumor GI wire complete including taking down old unserviceable insulator all as specified and directed. Make: Aprroved standard make

Material & labour of 11 kv pin type insulator made of high- strength glazed porcelain suitable for 11 kv overhead distribution lines.The insulator shall conform to IS:731 OR IES: 60383,and be designed for mounting on a glavanized steel pin.The insulator shall have minimum creepage distance of 320 mm with power frequency with stand voltage of not less than 35 kv(dry) and 25kv(wet),and an impulsewithstand voltage of 75kvp. it shall be on solid core, single -piece constructionwith top groove suotable for conductorbinding using aluminiumor GI wire complete including taking down old unserviceable insulator all as specified and directed.

Material & labour of 33 kv Lightneng arrester, station -class, gapless tyoe , metal oxide (znO) surge atrrester suitable for outdoor installation on 33 kv side of substation or on pole structure. The lightening arrester shall conform to IS;3070 or IEC 60099-4 and be rated for continuous operation at system voltage.The arrester shall have Nominal voltage 33 kv , maximum continuous operating voltage 27-28kv rms, rated discharge current :10KA, Pressure relief device and insulation coordination suitable for use in high fault current enviornment , creepage distance minimum 850 mm complete with galvanised mounting brackets, terminal connectors, baseplate, and earthing clamp and necessary GI strip complete including taking down old unserviceable lightening arrester all as specified.

Material & labour tinned fuse wire,high conductivity, annealed and corrosion-resistant,suitable for use in 11 kv and 33kv outdoor drop out fuse unit and horn gap fuses in 33/11 kv substations. it shall be capable of carrying the rated current and breaking fault currentas per application breaking cappacity 8 KA at rated voltage all as specified.

Servicing , Testing and functional checking of relay control panel installed in 33 kv substation, including checking of all wiring terninations, relay calibaration, annunciation testing, cleaning of internal components,tightening of terminals, verification of control circuits, and insulation resistsnce testing all as specified directed.

Supply and laying of XLPE UG cable PVC insulated,bedded armoured heavy duty electric contol cable 11000 volts grade with copper conductor of size 2.5 Sqmm 16 core in trenches or fixed on wall/floor/ pole complete all as spd and directed

S N AGARWAL (BID ID -3458646)

virendera singh (BID ID -3460328)

GUPTA ENGINEERING WORKS (BID ID -3464221)