REPAIR/MAINT OF HT 11KV VCB/OCB AND ALLIED WORKS AT AF STATION GWALIOR

Amount

Disconnecting and taking out old unserviceable Ammeter of any description and in any position and supply, fixing, connecting, testing and commissioning of new digital Ammeter of size 96mmX96mm of range for suitable of panel, 11 KV HT VCB complete all as specied and directed by Engineer-in -Charge . (Make: AE/ L&T/ Schneider/ ABB).

Disconnecting and taking out old unserviceable Volt Meter of any description and in any position and supply, fixing, connecting, testing and commissioning of new digital Volt meter of size 96mmX96mm of range For suitable for panel, 11 KV HT VCB complete all as specied and directed by Engineer-in Charge (Make: AE/ L&T/ Schneider/ ABB).

Disconnecting & taking out non functional VCB of any description and any make of rating 11 KV, 800 Amps dismantling/opening of the VCB for servicing/over hauling taking out and removing unserviceable/defective parts including cleaning and servicing greasing, oiling of the parts etc and replacement of unserviceable parts with new one, reassembling the VCB after over hauling / servicing and its testing complete all as specified and directed by Engineer-in-Charge. (Note: - The quoted rates shall includes for replacment of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of BOQ' as supply only)

Supply only following spare parts for 11 KV VCB 800 Amps capacity of make (Crompton Greaves) conforming to the respective cat part given as under : Note (i) fixing and testing element of following item is deemed to be included under BOQ' item No 3 here-in-before. (ii) Quantity of under mentioned items is tentative and contractor shall have no claim on account of variation of quantity or non execution of any of the item.

Supply only Vaccum interrupter

Supply only Isolating contact Assembly (Flower Type) With Ring

Supply only Big Gear

Supply only Small Gear

Supply only Fixed Botal contact

Supply only Flexible Contact

Supply only Epoxy Bushing Insulator

Supply only Motor and gear Assy for 230 volt AC

Supply only Rack in and Rack out gear

Supply only Rack in and Rack out Verm

Supply only Epoxy Razin Cast Bushing

Supply only Charging Assembly

Supply only Fixed Bushing

Supply only Epoxy mould without vacuum interceptor

Disconnecting & taking out non functional VCB of any description and any make of rating 11 KV, 400 Amps/630 Amps dismantling/opening of the VCB for servicing/over hauling taking out and removing unserviceable/defective parts including cleaning and servicing greasing, oiling of the parts etc and replacement of unserviceable parts with new one, reassembling the VCB after over hauling /servicing and its testing complete all as specified and directed by Engineer-in-Charge. Note: - The quoted rates shall includes for replacment of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of BOQ as supply only.

Supply only following spare parts for 11 KV VCB 400/630 Amps capacity of make (Crompton Greaves) conforming to the respective cat part given as under : Note (i) fixing and testing element of following item is deemed to be included under BOQ item No 5 here-in-before. (ii) Quantity of under mentioned items is tentative and contractor shall have no claim on account of variation of quantity or non execution of any of the item)

Supply only Epoxy mould without vacuum interceptor

Supply only Sleeves for Epoxy mould

Supply only Isolating Contacts (Flower Type )

Supply only Sleeves for Isolating Contacts

Supply only Closing shaft

Supply only Triping shaft

Supply only Big Gear Assembly

Supply only Small Gear Assembly

Supply only Motor Cut off limit switch

Supply only Micro switch assembly (ZZ)

Supply only Breaker Control switch

Supply only Spring charging Motor 230 VAC

Supply only Segment Gear Assembly (squir type).

Supply only Trips catch assembly

Supply only Bus bar support insulator. 61mm dia.

Supply only Epoxy Bussing insulator for 11 KV (Drive rod )

Supply only ON/OFF push butten Assembly

Supply only Charge Dischasge indicator assembly

Supply only Auxiliary switch 7NO-7NC

Supply only Indicating lamps Red,Green,Amber white , 30 VDC

Supply only Indicating lamps Blue 230 VAC spring charging

Supply only Indicating lamps Red,Yellow,110 VAC

Supply only Indicating lamps Blue 110 VAC

Supply only NS HRC Fuse Links 2A,4A,6A,10A

Supply only Power pack Unit Gogate Electronics Make 230VAC/30VDC

Supply only Trip circuit healthy push button with auxiliary contact.

Supply only Local remote switch .Make:-CG/Schnider/KAYCEE

Supply only Spout insulator assy (Front) complete

Supply only Spout insulator assy (Back) complete

Supply only Spout contact (current carrying parts)

Supply only Vacuum Interceptor

Supply only CGI 14N Numerical Relay . Make. Makr:-CG/Schnider./L&T/Aroba/Ashida/Awana)

Supply only Trip circuit supervision relays. 30VDC. Make:-CG/Schnider/ABB

Supply only Master Trip Relay 30 VDC. Make:-CG/Schnider/Awana/Ashida

Supply only CRC spray botal 500 ml Make:-CG/Schnider/Awana/Ashida

Supply only copper strip for connecting cables and LKT/HT bushings

Supply only stainless steel nut, bolts and washers off size .

Supply only High tension electrical insulation tape 25 Rm long

Supply only cotton waste for ceanning purpose as directed.

Disconnecting and taking down unserviceable current transformer of any description and in any position and supply, installation, commissioning and testing of cast resin type 11 KV current transformer having ratio of 300+150\5+5 A having protection core class 5P 10, burden of 15 VA and metering core class 1.0 and burden of 15 VA breaking capacity of 13.1 KV for 1.0 second all as specified and directed. Make Crompton greaves/Jyoti/Skipper/Kappa/ Alstom(Ariva)

Disconnecting and taking out existing unserviceable current transformer of any description and in any position and Supply, installation, commissioning and testing of cast resin type 11 KV current transformer having ratio of 200+100/5+5 A having protection core class 5P10, burden of 15 VA and metering core class 1.0 and burden of 15 VA breaking capacity of 13.1 KV for 1.0 second all as specified and directed. Make Crompton greaves/Jyoti/Skipper/Kappa/ Alstom(Ariva)

Decorbonising\cleaning complete HT 11 KV 3 Phase bus bar chamber of HT panel electrical connection rods complete HT VCB switch gear arrangement incoming and out going breaker after removing complete monoplast putty cleaning with CTC solution and ensure proper decorbonising refixing the same after applying beacon (red) insulating compound to the spout checking all connections tightening the nut and bolts washers of incoming and out going connections complete all as specified and directed by Engineer-In-Charge. Note : The rate is inclusive for replacement of worn out bolts nuts & washers, lugs, glands etc.

Testing of Numerical braker protections relay of various make of 11KV after dimenting of wiring and reassembling /refixing complete all as specified and directed.

Testing of current transformar of various make of 11KV/33 KV relay all as specified and directed

Dismantling and Taking out old Numerical relay wiring any type and any description and replacing wiring with 2.5 sq mm wire , wring materials, lugs,frrules and cable tie and testing of Auxiliary relay of various make of 33/11KV panels all as specified and directed.

Testing of Auxiliary relay of various make of 33/11 KV panels all as specified and directed

M & L for preparation of old painted surface of floor mounted indoor/out door type VCBs/RMUs/Control panels for the any capacity/type by cleaning/rubbing with course cloth wire brushes to remove dust ,deposits oil grease and painting with applying one coat of synthetic enamel paint (I st quality) complete including SM No./MES No/Area feeded written on PVC flex rectangular board in the existing style/pattern/colour complete all as specidfied and directed.

Dismantling of inter panel wring , testing and checking of AC/DC supply, Auxiliary relay of various make of 33/11 KV panels all as specified and directed.

M/s Anupam Construction Co.

J.N.R. Engineers and Builders

anand enterprises