Installation, Testing, and Commissioning of 33 kV Switchgear equipments in Business Plan 2025-26, Under EUDD, Rambagh, Naini, Kalyani Devi and Karelabagh, Prayagraj

Amount

Installation, testing, and commissioning of 33 kV switchgear equipment including VCB (Vacuum Circuit Breaker), CT (Current Transformer), Isolator, Lightning Arrestor (L.A.), and transformer control panel along with the splitting of the existing busbar into two sections at various substations under Electricity Urban Distribution Circle-I (EUDC-I), Prayagraj, as part of Business Plan 2025–26. The scope includes proper placement, alignment, connection, and mechanical/electrical integration of each component. All associated loading, unloading, and safe transportation of materials from Electricity Store Centre, Naini to the designated sites shall be carried out by the contractor. The work shall be executed under the direct supervision of the Executive Engineer, EUDD-RB/Naini/KD/KB, Prayagraj. All required clamps, GI nuts, bolts, washers, and accessories for mounting of CT, VCB, LA, and busbar connections shall be arranged by the contractor as per site requirement. The entire work must be executed in accordance with UPPCL technical specifications and relevant IS/IEC standards for 33 kV systems.

Installation, testing, and commissioning of the following 33 kV switchgear and control equipment along with associated civil works at various substations under UPPCL. Scope includes proper mechanical erection, electrical termination, base grouting, alignment, functional testing, and system integration of the listed items. All civil foundations, base structures, anchor bolts, and minor fabrication work shall be carried out by the contractor. (All necessary clamps, PG clamps, GI nuts, bolts, and washers for CT, VCB, LA, and isolators shall also be arranged by the contractor as per site requirements.) The contractor must ensure compliance with UPPCL technical specifications, REC construction standards, and relevant IS/IEC codes. (All major Centralize items shall be supplied by the department.)

33KV VCB 800 Amp 33 KV

33KV Line/Bus Isolator

Single/Double T/F Control Panel

33 KV Line/Bus Isolator Structure

Supply and erection of the following materials for preventive maintenance and operational integrity of 33/11 kV control room equipment, outdoor yard transformers, and protection panels. The scope includes installation, interconnection, termination, and testing of auxiliary accessories used for control, indication, earthing, and safety purposes. All works shall be executed as per UPPCL technical norms and REC construction practices under the instruction and supervision of the concerned JE/SDO/EE. (All material provided by the Contractor).

Spring Charging Motor – For 33 kV Schneider make outdoor type VCB; includes mounting, wiring, and functional testing.

Copper Control Cable 4x2.5 sq.mm – For control signal circuits; laid in trenches or cable trays with termination at both ends.

Copper Control Cable 2x2.5 sq.mm – For auxiliary supply and trip circuits; includes crimping lugs, tagging, and routing.

Chemical Earth Electrode / MS Earthing Rod – Not less than 2.5 meters in length and 50 mm diameter for switchyard earthing, installed with charcoal and salt for effective resistance.

GI Strip 50x6 mm – For earthing connections between control room panel and earth pits or rods.

Danger Board with Clamp and Nut Bolt – For electrical safety indication on live equipment, mounted as per electrical safety standards.

Painting of Newly Erected Structure/Switchyard – Including surface preparation, priming, and two coats of weather-resistant enamel paint, as instructed by the concerned JE/SDO/EE.

Splitting of existing busbar at 33/11 kV Substation Allahpur using ACSR Panther conductor, 33 kV disc insulators, disc fittings, and PG clamps, ensuring complete mechanical and electrical integrity of the busbar extension/modification as per site layout. All works shall conform to UPPCL and REC construction norms, with proper alignment, stringing tension, and phase separation maintained throughout. All required materials including clamps, connectors, fasteners, and civil supplies for gantry shall be provided and installed by the contractor.

Installation and Commissioning of Terminal Gantry, Includes supply, erection, and alignment of terminal gantry structure with all associated civil works such as foundation, grouting, and base concreting. The entire gantry structure along with required civil materials shall be provided by the contractor.

Installation of Disc Insulators and Busbar Stringing, Includes fixing of 33 kV disc insulators on both sides of the terminal gantry with all required hardware—clamps, PG clamps, GI bolts, and nuts—and stringing of ACSR Panther conductor for busbar connectivity. Tensioning and sagging must follow REC guidelines for busbar conductors. (Materials shall be provided by the contractor.)

Replacement of existing 33 kV busbar infrastructure at substations including Allahpur and Bairahna, involving dismantling of old conductors, installation of new conductors, associated civil works, and structural maintenance. All activities shall be carried out in accordance with UPPCL technical standards and REC construction guidelines under the supervision of the site-in-charge.

Dismantling of the existing 33 kV ACSR Dog conductor and stringing of new ACSR Panther conductor for the busbar at substations including Allahpur and Bairahna. The work includes removal of old clamps and fittings, disposal of dismantled materials as per departmental instructions, and proper installation of new conductors using standard PG clamps, disc fittings, and tensioning techniques as per UPPCL norms to ensure electrical and mechanical integrity. (Materials shall be provided by the contractor.)

Construction of a cable trench measuring 200 mm in width and 500 mm in depth at 33/11 kV Substation Bairahna, including excavation, leveling, compacting, and installation of precast RCC trench covers. The trench shall be finished as per UPPCL trenching specifications ensuring safe cable routing and ease of maintenance. (All material provided by the Contractor).

Plastering of the existing transformer plinth at 33/11 kV Substation Bairahna using 12 mm thick cement mortar in 1:6 ratio, including surface preparation, application, and curing. The plastering shall ensure protection against weather and enhance the structural finish of the plinth as per UPPCL standards. (All material provided by the Contractor).

M/S SHRIYA ENTERPRISES (BID ID -5522021)

M/S Kanchan and Company (BID ID -5522180)

Shiv Enterprises (BID ID -5517492)