Electrical Works

3 C* 2.5 Sqmm

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Installation

3C * 6 Sqmm

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Installation

3C * 10 Sqmm

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Installation

4C * 6 Sqmm

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Installation

4C * 16 Sqmm

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Installation

Supply and laying of 1100 Volt grade Aluminium conductor XLPE insulated and round wire armoured , FRLS outer shethed power cable as per specification including transport, all albour and materials complete in all respects

3.5 C* 35 Sq-mm

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Installation

3.5 C * 300 Sq-mm

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Installation

Supply and making end termination of following sizes of 1.1 kV grade XLPE insulated armoured cable using heavy duty brass double compression gland, aluminium/copper compression lugs (as per conductor material), insulating taps and all necessary accessories. The works include cutting., dressing, crimping, fixing, testing and proper termi9nation of cable at Panel/end equipments, complet in all respect as per standard practice and direction of Engineer-In-Charge.

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Installation

3.5 C* 35 Sq-mm

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Installation

4C * 16 Sqmm

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Installation

4C * 6 Sqmm

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Installation

3C * 10 Sqmm

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Installation

3C * 6 Sqmm

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Installation

3C * 2.5 Sqmm

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Installation

Supplying and installation of energy efficient 195 watt LED outdoor light fixture with minimum luminous output of 19,500 lumens, IP 66 protection, pressure die-cast aluminium housing, toughened glass cover, suitable for pole/wall/ceiling mounting. The fixture shall include all necessary mounting brackets, internal driver, surge protection (minimum 10 kV), and thermal management system and in all repsects as per specification and direction of Engineer-In-Charge.

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Installation

Supplying and installation of 150 Watt Industrial grade LED Luminarie with a minimum luminous output of 15,000 Lumens suitable for medium to large area illumination. The fixture shall be IP65 or higher protected, pressure die cast aluminium housing, high efiiciency driver and surge protection (minium 5 kV) suitable for mounting on wall, ceiling, or braket as required.The work include supply of all acessories, hardware, wiring connections, testing and commissioning complete as per specifcation and diretion of Enigineer-In-Charger.

Supply

Insatallaton

Supply and Installation of 63 A 415 V 4 Pole (3P+N+E) industrial type socket with matching plug 5- pin IP 67 protection complete with interlocking arrangement and 4 Pole MCB for short circuit and overload protection. The works include all necessary hardware ,internal wiring, and mounting on wall/structure as required, complete in all respect as per specification and direction of Engineer-In-Charge.

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Installation

Supply and Installation of 16 A 240V, 3-Pin (P+N+E) industrial type socket with matching plug , IP 44 protection, complete with mechanical interlocking arrangement to ensure plug insertion only when MCB is OFF and vice-versa. The works include all necessary hardware, internal wiring , and mounting on wall/structure as required, in all respect as per specification and direction of Engineer-In-Charge.

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Installation

Supply and Installation of outdoor emergency push button station with shrouded mushroom type push button (RED) with "EMERGENCY STOP" label , housed in weather proof ,dust and water resistance IP 66 rated enclouser made of polycarbonate/metal. The unit shall be suitable for surface mounting with cable entries, terminals, gland plate, and all necessary hardware. The work include internal wiring , testing and commissioning and all acessories required to complete the job as per specification and direction of Engineer-In-Charge.

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Installation

Supply and Installtion 30kV 10 kA Class-2 (SL) station class, metal oxide gapless type surge arrester with surge monitoring device as per tender specification, data sheet including transport, all labour and material complete in all respects.

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Installation

Supply and Installation of Load Break Switch Isolator of 33kV 800 A rating vertically mounted with earth switch as per specification including dismentling the existing load break switch,shifting to electrical store, re-connection of input and outgoing line, Locable Insulated handle for make and break the connection, transport, labour and material in all respect

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Installation

Supply of arc flash protection suit rated for minimum category 4 (40 cal/cm2) , consisting of arc rated coverall, hood with face shield, helmet, rubber insulating gloves with leather protectors, balacalva, and safety boots. The suits shall confirm applicable standard such as NFPA 70E, ASTM F1506, and IEC 61482. The item include carrying bag and manufacturer's test certificate.

Conducting Partial Discharge (PDI) test on existing 33 kV overhead line (Approx. 2 Kilometers length), including moblization of testing equpment, calibration, insulation condition monitoring, PD pattern analysis, and identification of discharge location using appopriate non-intrusive techniques ( such as UHF, TEV, or acostic methods). The scope includes recording of results, submition of detailed test reports with recommendation, and all manpower, tools, instruments and safety arrangements required to complete the work in accordance with relevant IEC/IS standards and under the supervision of qualified personnel.

Supply and Installtion of GI esrthing strip of size 25*6 mm along with suitable clamp (Insulator clamp) and suitable glue for fixing of clamps as Horizontal & Vertical conductors for providing Lightining protection system for RCC building and PEB shed including welding at joints, providing anti-corrsion paint or bitumen, and necessary hardware for connecting etc. including all labour and materials as per approved drawing, specifications of this tender and directional of engineer-in-charge.

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Installation

Supplying, fabricating, and installation U-clamps made from 25*3 mm hot dip galavnized iron (GI) strip, including supply of galvanized nuts, bolts and washers suitable for securing existing 750 mm wide cable tray covers on pipe racks. U clamp shall be fixed at regular interval not exceeding 1.5 meters along the length of the tray.The clamp shall be fabricated to size suit to size ensuring tight fit and mechanical stability againstwind and vibration. incuding transport, all labour and material complete in all respects.( Approx 1.9m strip requird for 1 clamp)

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Installation

Removing of existing laid cables on overhead pipe rack structure/under ground/Wall clamping with overall diameter of cable of size 50 mm to 110 mm , rolling on cable drum ( drum shall be provided by NFC but shifting is in contrator scope) and handover to NFC-stores and including shifting of damge cable to scrape yard, as per the direction of Engineer In charge

Relaying/ laying of cable with overall diameter of cable of size 50 mm to 110 mm on overhead pipe structure in cable trays , claming on wall etc. as per the site requirement and direction of Engineer In Charge

Installation of cable trays of different size (up-to 750 mm width) including straight length, bends, tees, reducer, and hardware as per site requirement. The work shall include fixing of trays on structral support (above ground level upto 7M) . All labour, tools, acessories and consumable required for the completion of work shall be included as per the direction of Engineer-In-Charge.

Supply and Installation of 50*6 mm GI ( Galavnized Iron) strip for earthing on cable trays, walls, and ground surface using suitable saddles, clamps,bolts,and fasterner. The work include laying, cutting, bending, jointing ( by bolted) joints or welding as specified), and painting of joints with anti corrosive paint (bitumine). All necessary tools, labour, material (excluding GI strip) , and consumables required to complete the work as per standard specificationj and direction of engineer-In-Charge shall be included.

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Installation

Providing and constructing a reinforced cement concrete (RCC) earthing pit chamber( for existing earthing pit) of internal size 400*400*300 mm (depth) inlcuing framework, centering, and the chamber shall have 6 mm MS plate cover with lifting hooks and the wall shall be minimum 100 mm tickness, inner and outer surface shall be finished with smooth cement plaster and corner rounded for easy maintenance. the work include liitle excavation, backfilling, curing , Painting of Chequered Plate with Black/Green Colour and letter painting details of earth pit with min 60 letters.

Breaking and dismentaling of existing reinforced cement concrete RCC trench (walls, base, and cover) including cutting reinforcement, stacking of serviceable material, disposal of debris within a lead of 50 meters, and cleaning of site. Work to be carried out using manual means or mechanical tools as required, taking proper safety precautions and as directed by Engineer-In-Charge.

Providing and constructing brick masonary using flaysh cement brick in cement mortar 1:6 for walls of required thickness, including racking of joints, scaffolding, curing etc., complete as per specifications and direction of engineer-in-charge . The work include 12 mm thick cement plaster 1:4 cement mortar on both sides of the wall, finished smooth, including surface preparation, curing, all material ,labor, and tools required to complete the work in all respect

Cutting and removal of extra flushed 150 mm dianeter GI pipe proturding in the switchgear hall of the sub-station (projecting apprx 20-30 mm above finished floor level ) using gas cutting method. The work include marking, cutting with proper safety meaures, cleaning the cut surface, safe dispolsal of debris, and restoring the area to a safe condition, complete in all respect as per the diretion of Enigeer-In-Charge.

Dismentaling, safe shifting, and re-installtion of 250 kVA dry-type lighting transformer (approximate weight 1250 kg) from one sub-station of other (within the premises of NFC) within a distance of 1 km. The work include disconnection of LT cable, safe removal using suitable lifting equipment, loading, transportation, unloading, re-installation , connection to earthing system, All tools,material, labour and safety measures to complet the work shall be inlcuded, as per the directio of Engineer-In-Charge.

Supply and laying of 40 mm size gravel in one layer of 100/150 mm thick including dressing of soil surface and laying the aggregate in uniform layer and density, including all labour and materials , as per site requirement and direction of Engineer In charge ( Aggregate will me measured in boxes of size 1.5 m X 1.5 m X 0.5 m which shall be taken as 1 cubic meter, the boxes are to be furnished by the contractor free of cost for measuring purpose)

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Installation

Supply, Installation and testing of maintenance free chemical earth electrode earthing pit system consisting of 25 mm diameter 3- meter long copper bonded rod ( minimum 250 micron copper coating) suitable for deep earthing. The item include minor excavation, drilling, bakfilling with conductive earth enhancement compound ,and connection to earthing strip/ wire using Stainleass steel clamp. The scope also include construction of RCC earth pit chamber of size 600*600 mm with cast-in-situ concrete, heavy-duty precast RCC ring, and chequred plate cover. Identification marking of earth pit details with weather proof paint is to be done on the cover or adjustant surface. The work include testing of earth resistance and submission of OEM supplied test certificate, complete in all respect as per IS/IEC standard and direction of Engineer-In-charge.

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Installation

Supply, fabrication and installation of 6 mm thick chequered plate for covring floor cut-outs/ cable trenches etc., including all labour and materila as per approved drawings, specifications of this tender and direction of Engineer-In-Charge.

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Installation

Supply, fabrication and installtion of MS structral steel for structrual steel fabrication for cable tray support & for miscellaneous electrical equipments including supply of necessary anchor bolts and grouting etc., supply of paint and applying one coat of anti rust pripmer and two finished coats of approved synthetic enamel paint ( as per applicable IS for highly corrosoive environment ) including breaking of walls, floor etc. for structure as required including supply of all GI hardware materials, all labour and materials complete as per approved drawings specifications do this tender and direction of Engineer In Charge.

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Installation

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