| 1 | 1 | Supplying of indoor type floor mounted metal clad, 11KV VCB panel with 3 Nos. VCBs, totally enclosed & fully interlocked, horizontal draw-out, horizontal isolation type breaker as per IS 13118, as amended up to date and additional specifications, having capacities as mentioned below, single break, trip free mechanism, motorised charged and auto/ manually closing breaker suitable for use on 11 KV, 3 Phase, 50Hz A.C. supply with short circuit fault level of 350 MVA, complete with self contained fully interlocked, rack in and rack out mechanism, air insulated but encapsulated copper bus bars of 630 Amps capacity, breaker featured with mechanical ON/ OFF indicator with hand trip device, breaker control switch, spring release coil, shunt trip coil , auxiliary contacts of 6 NO + 6 NC and equipped with following switchgears and accessories i/c one earth truck, connections suitable for upto 3C x 240 sq.mm. XLPE cable of 11KV grade (cable entry from bottom), 2 nos. 12/15 volts each maintenance free batteries of suitable AH capacity with battery charger / Power pack with 220 volt AC input & 24V/30V DC continous output suitable for closing/ tripping/ indication of 3 nos. HT panel boards etc. complete as per specifications and as required .\nA) Incoming - 1 No. 630Amp. VCB having following accessories.\ni) 11KV/ 110 Volts PT Class 1 accuracy and 100 VA burden with 1 No. Voltmeter (0-15KV) digital type, selector switch for voltmeter and protection Fuse / MCB for HT metering upto 12 KV on incomer - 1 set\nii) Digital flush type class-0.5 accuracy multifunction meter with RS 485 port - 1 set\niii) Microprocessor based numerical relay with O/L , E/F and S/C protection , master trip relay, auxillary relay and trip circuit supervision relay - 1set \niv) Set of dual core dual ratio 3 CTs 300/ 150/ 5/ 5 A of 15VA burden and accuracy Class- 0.5 for metering and class 5P10 for protection - 1 set\nv) LED indication lamps for R,Y,B, Breaker ON,OFF,TRIP, Trip circuit healthy, spring charged, DC supply healthy, etc. as required - 1 set\nB) Outgoing - 2 Nos. 630 A VCB each having following accessories.\ni) Digital flush type class-0.5 accuracy multifunction meter with RS485 port - 1 set\nii) Microprocessor based numerical relay with O/L , E/F and S/C protection , master trip relay, auxillary relay and trip circuit supervision relay - 1set\niii) Set of dual core dual ratio 3 CTs 100/ 50/ 5/ 5 A of 15VA burden and accuracy Class-0.5 for metering and class 5P10 for protection - 1 set\niv) LED indication lamps for R,Y,B, Breaker ON,OFF,TRIP, Trip circuit healthy, spring charged, DC supply healthy, etc. as required. - 1 set\nv) Transformer protection release with 8 window annunciation, hooter etc. as required including control cabling between VCB panel board and Transformer - 1 set\nHT Panel (3 VCB) as above | Item 1 | 1 | Set |
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| 2 | 2 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11KV grade of following size in the existing masonry open duct as required. | Item 2 | | |
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| 3 | 2.01 | Upto 120 sq. mm | Item 2.01 | 100 | Meter |
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| 4 | 3 | Supplying and making Indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following sizes of 3 core, XLPE aluminium conductor cable of 11 kV grade as required: | Item 3 | | |
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| 5 | 3.01 | 120/185 sq. mm \n | Item 3.01 | 4 | Set |
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| 6 | 3.02 | 240 sq. mm | Item 3.02 | 2 | Set |
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| 7 | 4 | Earthing with GI earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required. | Item 4 | 2 | Set |
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| 8 | 5 | Providing· and fixing 25 mm X 5 mm· G.l. strip in 40 mm dia G.l. pipe from earth electrode including connection with G.l. nut, bolt, spring, washer excavation and refilling etc. as required. | Item 5 | 20 | Meter |
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| 9 | 6 | Providing and fixing 25 mm X 5 mm G.l. strip on surface or in recess for connections etc. as required. | Item 6 | 25 | Meter |
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| 10 | 7 | Dismantling of existing 3 HT OCB Panel board from its location i/c removal of cable termination, shifting and handing over to AAI store upto a distance not more than 50 mtrs | Item 7 | 1 | Job |
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| 11 | 8 | Supplying and retrofitting of 4Pole, 415V, 50kA (Ics = Icu = Icw for 1 sec at 415V AC) breaking capacity ACB of following capacities having microprocessor based release with EDO type, draw-out version, provision with shunt trip coil of 24V DC, under voltage release of 220V AC, rear terminals, base for draw-out device, Automatic and Manual spring charging system with all accessories suitable to fix in the existing LT panel along with auxillary NO/NC contacts with required modification of panel, modification and replacement of busbars if required including dismantling of existing ACB, installing the new ACB, connection with incoming/ outgoing busbars/cables, interconnection using the same control wirings, providing ON/OFF/TRIP indications on the doors of ACB compartment with control wiring and connections, Mechanical and Electrical interlock with Incomer and bus coupler system of the same section if required etc., compatable for replacing the existing GE make ACB as per actual site requirement and technical specifications etc complete as per the direction of the Engineer-In-charge as required | Item 8 | | |
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| 12 | 8.01 | 2000A, 4P, 50kA, EDO ACB (Compatable for replacing GE Spectronics 2000A ACB Buscoupler) | Item 8.01 | 1 | Job |
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| 13 | 8.02 | 1600A, 4P, 50kA, EDO ACB (Compatable for replacing GE Spectronics make 1600A ACB) | Item 8.02 | 6 | Job |
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| 14 | 8.03 | 1250A, 4P, 50kA, EDO ACB (Compatable for replacing GE Spectronics make 1250A ACB) | Item 8.03 | 2 | Job |
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| 15 | 9 | Supplying and retrofitting of following rating and breaking capacity MCCB with microprocessor release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, dismantling of existing MCCB, installing the new MCCB, modification and replacement of existing incoming / outgoing busbars if required, connecting the outgoing cables, interconnection of existing control wirings, providing ON/OFF indications on the doors of MCCB compartment with control wiring and connections, rotary handle, mechanical interlocks (if required) etc., compatable for replacing the existing GE / Merlin Gerin make MCCB as per actual site requirements and technical specifications and as per the direction of the Engineer-In-charge as required | Item 9 | | |
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| 16 | 9.01 | 800A, 4P, 50kA (Ics = 100% Icu) MCCB (Compatable for replacing GE make MCCB LM800B / Merlin Gerin make MCCB NKF 800K-4P) | Item 9.01 | 4 | Job |
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| 17 | 9.02 | 400A, 4P, 50kA (Ics = 100% Icu) MCCB (Compatable for replacing GE make MCCB LM400R) | Item 9.02 | 1 | Job |
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| 18 | 9.03 | 250A, 4P, 36kA (Ics = 100% Icu) MCCB (Compatable for replacing GE make MCCB LM250B) | Item 9.03 | 2 | Job |
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| 19 | 9.04 | 200A, 4P, 36kA (Ics = 100% Icu) MCCB (Compatable for replacing GE make MCCB LM200R) | Item 9.04 | 2 | Job |
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| 20 | 10 | Supply of 3.5C X 35 sq.mm XLPE insulated and PVC Sheathed Armoured Aluminium conductor cable of 1.1 KV grade as per IS 7098 (Part 1) with upto date amendments etc complete as required. | Item 10 | 100 | Meter |
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| 21 | 11 | Supplying and fixing 100A, 25kA breaking capacity MCCB with thermomagnetic release and terminal spreaders in powder coated sheet steel enclosure including all accessories suitable for wall mounting etc. as required. | Item 11 | 1 | Each |
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| 22 | 12 | Supplying and installing perforated Hot Dipped Galvanised Iron cable tray of 300 mm width X 50 mm depth X 1.6 mm thickness with perforation not more than 17.5%, in convenient sections, joined with connectors, supported from wall with M.S angles/channels duly painted including G.I. bolts & nuts, etc as required. | Item 12 | 30 | Meter |
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| 23 | 13 | Installation of departmentally supplied perforated Galvanised Iron cable tray of 150 mm width X 50 mm depth X 1.6 mm thickness by providing connectors, supported from wall with M.S angles/channels duly painted including G.I. bolts & nuts, etc as required. | Item 13 | 35 | Meter |
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| 24 | 14 | Shifting and transportation of Cable drum containing LT cable from Localizer site (inside operational area) to Power House site (approx. 2-3 Kms) including arranging necessary men and machinery for shifting, loading and unloading etc complete as required | Item 14 | 1 | Job |
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| 25 | 15 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required. | Item 15 | | |
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| 26 | 15.01 | Above 185 sq. mm and upto 400 sq. mm | Item 15.01 | 120 | Meter |
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| 27 | 16 | Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size on cable tray / wall surface etc as required. | Item 16 | | |
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| 28 | 16.01 | Above 185 sq. mm and upto 400 sq. mm | Item 16.01 | 70 | Meter |
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| 29 | 16.02 | Upto 35 sq. mm | Item 16.02 | 235 | Meter |
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| 30 | 17 | Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed/ XLPE aluminium conductor cable of 1.1 kV grade as required. | Item 17 | | |
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| 31 | 17.01 | 3.5C x 70/95/120 Sqmm Cable | Item 17.01 | 2 | Set |
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| 32 | 17.02 | 3.5C x 150/185 Sqmm Cable | Item 17.02 | 2 | Set |
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| 33 | 17.03 | 3.5C x 240/300 Sqmm Cable | Item 17.03 | 2 | Set |
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| 34 | 18 | Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required. | Item 18 | | |
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| 35 | 18.01 | 3.5Cx35 Sqmm Cable | Item 18.01 | 2 | Set |
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| 36 | 18.02 | 3.5Cx120 Sqmm Cable | Item 18.02 | 2 | Set |
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| 37 | 18.03 | 3.5Cx150 Sqmm Cable | Item 18.03 | 2 | Set |
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| 38 | 18.04 | 3.5Cx185 Sqmm Cable | Item 18.04 | 2 | Set |
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| 39 | 18.05 | 3.5Cx240 Sqmm Cable | Item 18.05 | 2 | Set |
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| 40 | 18.06 | 3.5Cx300 Sqmm Cable | Item 18.06 | 6 | Set |
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| 41 | 19 | Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable including connections etc complete as required. | Item 19 | 200 | Meter |
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