tender for procurement of solar pv modules for replacement of faulty/unserviceable existing solar pv modules installed at rooftop and ground-mounted solar power plants of dnhddpcl. , supply of dcr 610w monocrystalline topcon solar panel with a fill factor of 80% or greater is a high-efficiency solar panel using advanced topcon (tunnel oxide passivated contact) technology to maximize power output. these panels typically feature a high conversion efficiency, often above 22%, and are designed for both residential and commercial solar installations. bifacial models, which can generate power from both the front and rear sides, are also available, potentially increasing energy yield. * power output: 610 watts (w) * panel type: monocrystalline silicon * technology: topcon (tunnel oxide passivated contact) * fill factor: greater than or equal to 80% * efficiency: typically above 22% * bifacial option: available, allowing for energy generation from both sides of the panel * number of cells: 144 half-cut cells are common * dimensions: approx. 2278mm x 1134mm x 30mm (dimensions can vary slightly by manufacturer) * weight: approx. 32.5 kg (weight can vary by manufacturer) * mechanical load: withstands high wind and snow loads, e.g., 5400 pa (front) and 2400 pa (back) * operating temperature: -40°c to 85°c * junction box: junction box with waterproof ip67 & mc4 compatible and enclosed with bypass diode 100% electroluminescence * warranty: 25-year product warranty and 30-year linear power output warranty are common make: tata / waaree / adani