Providing a 3KW Off-Grid Solar Power System and allied electrical installation works for the Cafeteria cum Eco Shop Building and Ticket Counter at Nagaravanam, Kelankavu underAnchal Range during the financial year2026-27.-Gen Electrical Work

OD72365/2026-2027:(Refer spec code: 50.10.2) Steel work for fixing Solar panel with G P tubes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

OD72358/2026-2027:Providing and fixing approved quality branded Mono PERC 585/600 Watt Bi-facial Solar PV module complete with mounting arrangements, nuts, bolts, clamps, wiring connectivity and all necessary fittings & accessories, including loading, unloading, conveyance to site, handling, installation, alignment and commissioning, complete as directed by the Departmental Officer-in-Charge. The solar module shall conform to relevant BIS / MNRE standards and specifications in force.

OD72359/2026-2027:Providing and installing approved quality Solar C10 Foremax Battery 300 Ah complete with all accessories, interconnections, terminals, supports, loading, unloading, conveyance to site, handling, installation, testing and commissioning, including all necessary fittings as required for proper functioning, complete as directed by the Departmental Officer-in-Charge. The battery shall conform to relevant BIS standards and manufacturer specifications.

OD72362/2026-2027:Providing, supplying, installing, testing and commissioning of MPPT Solar Charge Controller of rating 150V PV input / 45A battery charging current (150/45), suitable for 12V/24V/48V battery system, with high efficiency microprocessor-based Maximum Power Point Tracking (MPPT) technology, capable of optimizing solar energy harvest from PV array, complete with necessary DC input/output terminals, protections (overcharge, over-discharge, reverse polarity, short circuit, over temperature), mounting arrangements, interconnections, setting configuration, wiring, testing, commissioning and all accessories required for safe and efficient operation of solar photovoltaic system, including loading, unloading and conveyance to site, as directed by the Departmental Officer-in-Charge.

OD72357/2026-2027:Providing, installing, testing and commissioning 6000 VA capacity, pure sine wave solar inverter suitable for operation with 48 V battery bank and solar photovoltaic system, having nominal output voltage of 230 V AC, 50 Hz, complete with microprocessor-based control, LCD/LED display, battery management functions, overload protection, short-circuit protection, reverse polarity protection, low/high voltage protection and over-temperature protection, conforming to relevant BIS standards and MNRE specifications/guidelines. The inverter shall be of approved make and compatible with the specified battery bank and external solar charge controller. The item includes supply, transportation, loading, unloading, handling, installation, testing, commissioning, performance testing and demonstration of satisfactory operation, complete with all accessories required for proper functioning, as directed by the Departmental Officer-in-Charge.

OD72361/2026-2027:Providing, laying, dressing, clamping, testing and commissioning 1.1 kV grade, 2 core × 6 sq.mm solar photovoltaic DC cable having stranded tinned copper conductor, XLPO insulation, XLPO outer sheath, UV resistant, weather resistant, halogen free, suitable for outdoor solar photovoltaic applications, complete with all accessories such as cable glands, lugs, ferrules, identification tags, saddles, clamps and terminations as required. The cable shall be laid along module mounting structures, walls, roof surfaces, conduits or cable trays as required and connected between solar photovoltaic modules and charge controller/combiner box complete as directed by the Departmental Officer-in-Charge.

OD72364/2026-2027:Providing, laying, dressing, testing and commissioning 25 sq.mm flexible copper battery cable with multi-stranded annealed copper conductor, heavy-duty PVC/EPR insulation, suitable for DC applications in solar power systems, complete with copper crimping lugs, heat shrink sleeves, ferrules and all necessary accessories. The cable shall be used for interconnection of batteries and connection between battery bank and inverter/charge controller in 48 V solar off-grid system, including cutting to required lengths, crimping and termination complete as directed by the Departmental Officer-in-Charge.

OD72354/2026-2027:Providing, laying, dressing, testing and commissioning 35 sq.mm flexible copper cable with multi-stranded annealed copper conductor and PVC/EPR insulation suitable for DC applications, complete with heavy-duty tinned copper lugs, ferrules, heat shrink sleeves and all accessories required for termination. The cable shall be laid between battery bank and 6000 VA, 48 V solar inverter including all terminations and testing complete as directed by the Departmental Officer-in-Charge.