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| 1 | Taking out unserviceable Steel poles HT and LT any type and size all as directed. |
| 2 | Taking out unserviceable stay assembly complete any type and size all as directed. |
| 3 | Taking out unserviceable insulatorany type and size all as directed. |
| 4 | Taking out unserviceable Cross arms any type and size all as directed. |
| 5 | Taking out unserviceable ACSR conductorHT and LTany type and size all as directed. Note : (i) Unsv materials retrieved from site should be deposited in MES store by the contractor.(ii) Cost of transportation of unserviceable materials from the site to MES store deemed to be included in the quoted rates. |
| 6 | Excavating in trenches, n exc 1.5 m wide and n.exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, and for laying of cable or pipes etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting outin any type of soil, complete all as specified and as directed |
| 7 | Returning, filling in, including spreading, leveling, watering and well ramming in layer not exceeding 25cm thick eachcomplete all as specified and directed. |
| 8 | Removing excavated soil to a distance not exceeding 50 meter and depositing where directed at a level not exceeding 1.50 meter above the starting point complete all as specified and directed. |
| 9 | M & L for providing earthing with GI earth plate electrode 600 X 600 X 6mm buried directly in ground (earth pit not less than 2.25M deep below ground level ) with top edge of the earth plate not less than 1.5M below ground level connected to GI strip 32 x 6mm thick for earthing lead fixed by means of nuts,bolt,washers etc connected to earth test point complete all as specified in electrical plate NO 3 of SSR 1996 part 1 ,including necessary excavation and earth work in any strata of soil,comman salt, charcoal dust, 40 mm dia light grade GI pipe for protection to earth lead, GI water pipe20mm dia with funnel &wire mesh , PCC pit with CI cover and frame etc all as specified and directed.Note:- All the joints shall be made with welding to get proper conductivity. |
| 10 | Supply and fix cable jointing kit for 11 KV grade cable for Outdoor termination , heat shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 120 sqmm to 185 sqmm |
| 11 | Supply, installation, testing and commissioning of 11KV 630A switch disconnectorVCB Outdoor panel for protection of various transformers . The switch shall use low pressure SF6 gas for current interruption and shall require no maintenance. Leakage rate shall not be over 0.1% per year, for life span of at least 30 years.It shall have three positions (closed, open and earthed). The switching device shall be suitable for three-phase systems operating at 12 kV and 50/60 Hz. The rated voltage shall be at least 12 kV. The short-time withstand current shall be 25 kA - 1s / 12 kV. Thepanel should be provided with fuse trip assembly and HRC fuses of appropriate rating for protection of transformers. The operating mechanism should have following functions.a) Switch function:- Independent-operation closing by lever. Operating energy is provided by a compressed spring which, when released, causes the contacts to close. independent-operation opening by push-button (O) or trip units.b) Earthing-switch function: Independent-operation closing and opening by lever. Operating energy is provided by a compressed spring which, when released, causes the contacts to open or close. |
| 12 | Srl Item No. 11 Contd/-----c) Opening releases- shunt trip \"Switch:The switch shall use low pressure SF6 gas for current interruption and shall require no maintenance. The switch enclosure shall be mounted horizontally within the cubicle and the position of the main and earthing contacts shall be clearly visible from the front of the cubicle. The position indicator shall be placed directly on the contact-operating shaft. The switch enclosures shall be made of cast epoxy resin.The mechanical endurance of the switch operating mechanisms shall ensure at least1000 operations class M1. LBS Panel: Medium voltage switchgear shall comply with the latest issues of the IEC recommendations: IEC 62271-200. Switchgear shall be Free standing, Floor mounted, metal enclosed suitable for Outdoor use. The frame of individual vertical panels shall be minimum 2 mm CRCA. Degree of protection shall not be less than IP55.All hardware shall be corrosion resistant. Busbar shall be high conductivity aluminum/Copper supported on insulators made of non-hygroscopic, non-inflammable material. Panel shall be provided with earth busbar of copper of suitable size rated for short time rating of switch board and Provision for receiving incoming or outgoing power cable through rear bottom entry. All metal surface shall be thoroughly cleaned, processed under 7 tank treatment.Notes: 1) Earthing shall be carried out by an earthing switch with a short-circuit making capacity, in accordance with IEC 62271-102 recommendations. It shall be possible to operate the earthing switch when the switch or disconnector or breaker is open. 2) Mechanical interlocking systems (rotating switch with 3 positions) shall be provided to prevent incorrect operations such as the closing of the earthing switch with the switch or disconnector or breaker in closed position |
| 13 | Srl Item No. 11 Contd/-----3) Control Wiring: The wiring shall be carried out using multi-strand copper conductor super flexible PVC insulated wires of 650/1100V Grade for AC Power. Control terminals shall be screw type for auxiliary wiringMinimum 10% spare terminals shall be provided for control circuit 4) Panel shall be powder coated with final colour shade RAL 7032/eqvt shade.5) Tests: Routine tests shall be carried out as per relevant standards at manufactures works.6) The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. |
| 14 | Supply, installation, testing & commissioning of 3 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of3 Nos. fixed morotized Load break switch module considering suitable mechanical and electrical interlocking for Two Incoming and One Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works.The complete RMU shall be consisting of followings:- (a) RMU shall be designed for manual operation with provision for motorized operation as required.(b) Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(c) SF6 Gas pressure indicator on the gas tank.(d) CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter.(e) Manometer for each Tank.(f) Right angle boot to be provided in each module and Foundation suitable for housing / fixing of RMU is included in rate quoted by contractor |
| 15 | Srl Item No. 12 Contd/-----(g) 2X12V, 26AH Battary with Charger - 1 Set.(h)Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger.(j) The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (k) RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 16 | Supply, installation, testing & commissioning of 3 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of3 Nos. fixed morotized Load break switch module considering suitable mechanical and electrical interlocking for One Incoming and Two Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works.The complete RMU shall be consisting of followings:(a) RMU shall be designed for manual operation with provision for motorized operation as required.(b)Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(c)SF6 Gas pressure indicator on the gas tank.(d)CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter.(e)Manometer for each Tank.(f)Right angle boot to be provided in each module and Foundation suitable for housing / fixing of RMU is included in rate quoted by contractor(g)2X12V, 26AH Battary with Charger - 1 Set.-Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger. |
| 17 | Srl Item No.13 Contd/----(h)The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (j) RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 18 | Supply, installation, testing & commissioning of 4 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of 4 Nos. fixed morotized Load break switch module considering suitable mechanical and electrical interlocking for Two Incoming and Two Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works. The Vaccum Interrupter must RMU manufacturer\"s own make. The complete RMU shall be consisting of followings: (a) RMU shall be designed for manual operation with provision for motorized operation as required.(b)Microprocessor based IDMT Relay for Circuit Breakers - Self Powered along with series trip coil (Modbus RS485 complaint) for each VCB Module.(c) Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(d) SF6 Gas pressure indicator on the gas tank.(e) Operating sequence of VCB must be O-0.3Sec-CO-3 Mins-CO.and suitable for 10000 mechanical operation.(f) CT shall be minimum 100-50/1A ,2.5VA , 5P20 - 3 Nos. for protection. |
| 19 | Srl Item No.14 Contd/---- (g)CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter.(h) Manometer for each Tank.(j) Right angle boot to be provided in each module.(k)2X12V, 26AH Battary with Charger - 1 Set.(l)Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger. (m) The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (n) RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 20 | Supply, installation, testing & commissioning of 5 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of 5 Nos. fixed manual Load break switch considering suitable mechanical and electrical interlocking for Two Incoming and Three Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works. The Vaccum Interrupter must RMU manufacturer\"s own make. The complete RMU shall be consisting of followings: (a)RMU shall be designed for manual operation with provision for motorized operation as required.(b) Microprocessor based IDMT Relay for Circuit Breakers - Self Powered along with series trip coil (Modbus RS485 complaint) for each VCB Module.(c) Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(d) SF6 Gas pressure indicator on the gas tank.(e)Operating sequence of VCB must be O-0.3Sec-CO-3 Mins-CO.and suitable for 10000 mechanical operation. |
| 21 | Srl Item No.15 Contd/----(f) CT shall be minimum 100-50/1A ,2.5VA , 5P20 - 3 Nos. for protection.(g)CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter.(h) Manometer for each Tank.(j)Right angle boot to be provided in each module.(k)2X12V, 26AH Battary with Charger - 1 Set.(l) Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger. (m)The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (n)RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 22 | Supply, installation, testing & commissioning of 5 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of5 Nos. Fixed motorized Vacuum Circuit Breaker Module suitable mechanical and electrical interlocking for Three Incoming and Two Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works. The Vaccum Interrupter must RMU manufacturer\"s own make. The complete RMU shall be consisting of followings:(a) RMU shall be designed for manual operation with provision for motorized operation as required.(b)Microprocessor based IDMT Relay for Circuit Breakers - Self Powered along with series trip coil (Modbus RS485 complaint) for each VCB Module.(c)Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(d)SF6 Gas pressure indicator on the gas tank.(e)Operating sequence of VCB must be O-0.3Sec-CO-3 Mins-CO.and suitable for 10000 mechanical operation. (f) CT shall be minimum 100-50/1A ,2.5VA , 5P20 - 3 Nos. for protection.(g) CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter. |
| 23 | Srl Item No.16 Contd/----(h) Manometer for each Tank.(j)Right angle boot to be provided in each module and Foundation suitable for housing / fixing of RMU is included in rate quoted by contractor(h)2X12V, 26AH Battary with Charger - 1 Set.(j)Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger.(k)The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (l) RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 24 | Supply, installation, testing & commissioning of 6 Way Outdoor (IP54) 11kV 630 Amps 21KA/3 sec. One side Extensible Ring Main Unit Compact switchgear consisting of6 Nos. Fixed motorized Vacuum Circuit Breaker Module suitable mechanical and electrical interlocking for Two Incoming and Four Outgoing Feeder and Copper Busbar in SF6 insulated stainless steel enclosure (2.5mm thick, SS304 grade). The complete RMU must be type tested for Internal arc 21KA for 1 sec with AFLR Classification for Gas tank & Cable Chamber. HT RMU shall preferably have site replaceable bushings to have very less downtime in the event of bushing breakage and restoration can be done immediately without sending the RMU to OEM Works. The Vaccum Interrupter must RMU manufacturer\"s own make. The complete RMU shall be consisting of followings:(a)RMU shall be designed for manual operation with provision for motorized operation as required. (b) Microprocessor based IDMT Relay for Circuit Breakers - Self Powered along with series trip coil (Modbus RS485 complaint) for each VCB Module.(c)Capacitive voltage indication fixed type system with LED for all feeder and FPI in all load break switch feeder.(d) SF6 Gas pressure indicator on the gas tank.(e) Operating sequence of VCB must be O-0.3Sec-CO-3 Mins-CO.and suitable for 10000 mechanical operation.(f) CT shall be minimum 100-50/1A ,2.5VA , 5P20 - 3 Nos. for protection. |
| 25 | Srl Item No.17 Contd/----(g)CT shall be minimum 100-50/1A ,2.5VA , Class 0.5 - 3 Nos. for Ammeter.(h) Manometer for each Tank.(j) Right angle boot to be provided in each module and Foundation suitable for housing / fixing of RMU is included in rate quoted by contractor(k) 2X12V, 26AH Battary with Charger - 1 Set.(l)Auxiliary VT shall be 11KV/230 ,500VA for AC supply input to Battary Charger. (m) The Contractor shall provide and fix identification boards on each way of the RMU (Ring Main Unit) panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge.. The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each RMU way for clear identification and ease of maintenance. (n) RMU from Channel Partner/System integrater/Authourized Partner/ License partner of make of RMU shall not be accepted. |
| 26 | S&F Double walled corrugated (DWC) pipe of size 120 mm including snap fit coupler conforming to IS14930 (Pt-II)/IS16205 Pt-II for protection of HT/LT cable in under ground complete all as spd and directed. Make: REX/Tirupati Plastomatics Pvt Ltd |
| 27 | Supply, Installation, Testing & Commissioning Factory Made ( CPRI Approved/ Tested Manufacturer) Feeder Pillar Box of Size 1.2m x 1.2m x 0.8 meter (minimum) suitable for 11 KV HT Bus Bar Chamber 3 Way ( 3 connection points on each Bus Bar), Outdoor type, made out of 3.15mm CRCA Mild Steel Sheet, Powder coated, Dust and Vermin Proof with Rain Water Protection, Double Door type with Locking Arrangements with Provision of HT 11 KV Post Insulators, 03 No. Fixed Inside with suitable Size Copper Bus-bars for Cable Connections and 11 KV Danger Notice Board on Both Sides, having all Steel Metal Works including Frame shall be with Anti-corrosive Coating with 07 Tank Process and Finally Epoxy Polyester Powder coating of Grey RAL-7035 Shade, Panel to be fixed at 450mm above Natural Ground Level on Brick Masonry Platform including Cement Concrete 1:2:4 (20mm graded stone aggregates) 100mm thick around the Area upto 1.50 Metre in all directions from the Panel all as ordered including Provision of Cattle Fencing with Open-able Gate (1.20 Metre to 1.50 Metre in Height) around the Area upto 1.50 Metre, complete all as specified and as directed. |
| 28 | Srl Item No.19 Contd/----Note: The Contractor shall provide and fix identification boards on each way of the HT Bus bar panel, clearly indicating its nature as “INCOMING” or “OUTGOING” and specifying the location or equipment being fed as directed by Engineer-in-Charge. . The identification boards shall be made of powder-coated galvanized iron sheet, securely fixed with screws or rivets, and shall have bold, legible block letters not less than 40 mm in height, painted or engraved in a contrasting color (e.g., black letters on white). The lettering and identification shall conform to the visibility and marking requirements of the Indian Electricity Rules. All boards shall be placed at a visible location on the front of each HT Bus Bar Way for clear identification and ease of maintenance. |
| 29 | Supply & fixfor XLPE insulated, armoured, aluminium conductor cable, 11000 volts grade, heavy duty, cross sectional area 185 sq mm ,3 core, laid in trenches/ducts/through pipe complete all as specified and directed. |
| 30 | M & L for Danger notice plate of size 25 X 20 CM & 1.6mm thick mild steel sheet vitreous enamelled white with letters figures in english hindi or urdu and conventional skull and bones in signal red colour and fixed with MS clamp bolts and nutsof approved size for HT all as directed at site. |
| 31 | Supply and fixing Route indicator 900X200X200 mm with slant embosed facing including earth work and grouting 600mm below ground level. |
| 32 | Material and labour for Road cutting for laying of HT/LT Cables / Pipes and making good the distrubued surfaces as equal to existing road finishes including refilling the excavated material, compacting , WBM and black top carpeting with biutemen & aggregate all as specified & directed |
| 33 | Supply & fixing or laying Galvanised steel tubing light grade 100 mm dia (ISI marked) for protection of under ground cable on poles / walls under road crossing. |
