A solar rooftop system constitutes a sophisticated assembly designed to transform sunlight directly into electrical energy for everyday use. This system integrates several key components:

1. Solar Panels with PV Cells: These panels are the heart of the system, where the photovoltaic (PV) cells are located. They capture sunlight and initiate the conversion process into electricity.
2. Solar Inverter: This device converts the direct current (DC) produced by the solar panels into alternating current (AC), making the electricity suitable for home or business use.
3. Solar Panel Mounting Structures: These structures securely hold the solar panels in place, ensuring they are optimally positioned to capture sunlight.
4. AC and DC Cables: These cables transport the electrical current from the solar panels to the inverter and then into your home or business.
5. AC Combiner Box: This box combines the AC output from multiple inverters, streamlining the process of connecting the solar system to the electrical grid.
6. DC Combiner Box: Similar to the AC combiner box, this component consolidates the DC output from multiple panels before it's converted to AC by the inverter.
7. Earthing Cables: These provide a safe path for any excess electricity to be discharged into the ground, protecting the system and your property from electrical surges.
8. MC4 Connectors: These are specialized connectors used to link solar panels, inverters, and other components securely and efficiently, ensuring a stable electrical connection.

The operation of a solar rooftop system is predicated on the photovoltaic effect, a process through which sunlight is directly converted into electrical energy. This occurs when sunlight interacts with the PV cells in solar panels, triggering the conversion of light into DC electricity. To make this electricity usable for standard appliances, an AC combiner box then converts the DC power into AC power.

The produced AC electricity is directed into a bidirectional meter, which performs multiple crucial functions. It not only feeds electricity into your property but also manages the exportation of surplus energy back to the electricity grid (DISCOM) and facilitates the importation of power from the grid when the output of the rooftop solar system is insufficient to meet your daily energy needs. This ensures a consistent and efficient supply of electricity, leveraging renewable solar energy to meet consumption demands while contributing to environmental sustainability.

When planning to go solar, it is important to consider:

1. How much of your energy needs can you meet with solar?
2. How much can you save by going solar?
3. Do you have enough shadow-free space (land or roof)?
4. How much do you want to invest in your solar PV system?
5. Every Solar PV system is customized based on your site conditions. Therefore, you need a fair assessment of your energy requirements, site conditions and the solar energy generation potential at your site which would directly impact your savings.

When planning the installation of a rooftop solar power system, several crucial factors must be carefully considered to ensure optimal electricity generation. The uniqueness of each rooftop requires a customized approach to system design and meticulous attention during installation.

Here's what you need to keep in mind:

Applying for a solar rooftop subsidy through the Direct Benefit Transfer (DBT) scheme is a straightforward process. You have the option to contact us directly for assistance; our team is ready to guide you through every step, ensuring a hassle-free experience. Alternatively, you can follow these detailed steps for a smooth application process on your own:

• Visit the National Portal for Rooftop Solar to access all necessary information.
• Download and Install the Sandes App from the website, which is essential for the application process.
• Register as a Customer on the Sandes app to start your subsidy application journey.
• Await DISCOM assessment of the technical feasibility of installing a solar rooftop system at your home.
• Receive a No Objection Certificate (NOC) from the official, confirming your eligibility.
• Select FERT.solar as your preferred solar installation company following the approval.
• Discuss Your Project with us, finalize the details, and sign an agreement to kickstart the installation process.
• Make the Payment to begin the installation of your solar rooftop system.
• Receive a Work Completion Report from us, after which we'll apply for a net meter installation on your behalf.
• Obtain a Commissioning Certificate, marking the successful installation and operational status of your solar system.
• Submit Your Bank Details and a canceled cheque copy through the National Portal for Rooftop Solar, enabling the subsidy transaction.
• Receive the Subsidy in Your Bank Account within 30 days post-verification by the fund handling agency.

By adhering to these steps, you can efficiently navigate the application process and start benefiting from solar energy with the help of the subsidy.

Understanding the cost of solar panels for your home or residential complex without subsidies is essential for accurate budgeting and planning. We have prepared an updated price list as of 2024, that reflects the various sizes of rooftop solar systems available in India, excluding any subsidies. The variation in price is attributed to differences in panel types, technology used, and the quality of installation. Here are the updated estimated price ranges:

• 3 kW Rooftop Solar System: ₹1,77,000 - ₹2,86,000
• 5 kW Rooftop Solar System: ₹2,58,000 - ₹4,08,000
• 10 kW Rooftop Solar System: ₹4,71,000 - ₹7,20,000

Choosing solar energy is an excellent decision for both your wallet and the environment. It offers significant savings on your monthly electricity bills, allowing you to benefit financially while also making a positive impact on the planet. Solar power is a clean, renewable source of energy that contributes to reducing pollution (including air, noise, and land pollution) and does not produce greenhouse gases, thereby helping to mitigate climate change. Embracing solar energy is not just an investment in your home, but a commitment to a sustainable and healthier planet.

Absolutely. Solar power generates electricity that is identical in quality and safety to the power supplied by your local electricity provider, with the distinction being its source. Solar energy stands out as one of the safest forms of electricity, posing no hazards and emitting no toxic or harmful gases during its production process. It's an environmentally friendly alternative that ensures your energy consumption does not compromise the health of our planet.

If you're interested in a rooftop solar installation, the main prerequisites are having enough free space on your roof and access to that space. You can initiate the process by filling out the project inquiry form on our website, or by contacting us directly via WhatsApp or phone at 85-47-48-00. Our dedicated team will get in touch with you to understand your requirements and preferences better. After finalizing the project details, we take responsibility for the entire lifecycle of your solar installation—ranging from design and setup to maintenance—to ensure a smooth and worry-free experience for you.

When setting up a residential solar power plant, it's vital to look beyond the obvious components such as solar panels, inverters, and batteries. FERT.solar emphasizes the importance of several additional elements that are critical to ensuring the system's efficient operation and safety. Compromising on the quality of these components could significantly risk the integrity and functionality of your solar setup.

Solar power systems can be categorized into three types based on their connection to the power grid or their use of battery storage systems:

1. On-Grid Solar Systems: These systems are integrated with the public electricity grid and utilize standard solar inverters. The primary advantage is the ability to feed any surplus solar energy back into the grid, often earning the producer feed-in tariffs or credits under the "Net-Metering Policy." This policy, which compensates for the energy exported, is currently implemented in most Indian states.
2. Off-Grid Solar Systems: These systems operate independently from the electricity grid and rely on battery storage to provide power. To ensure reliability throughout the year, including during winter when sunlight is scarce, off-grid systems must be carefully designed to have sufficient power generation capacity and battery storage.
3. Hybrid Solar Systems: Combining the benefits of solar generation with battery storage, hybrid systems offer versatility in energy usage. They store solar energy collected during the day for use at night. Once the stored energy is exhausted, the system seamlessly switches to the grid, ensuring a constant power supply. Hybrid systems are increasingly popular due to their ability to offer the best of both grid-connected and off-grid solutions.

Each system type offers distinct advantages and is suited to different needs, from maximizing financial returns and energy independence to ensuring power availability during grid outages.

The solar panel market offers a variety of technologies, each with its unique benefits and applications. Here are some of the primary types of solar panels available:

1. Polycrystalline Solar Panels:
   Description: Polycrystalline (or multi-crystalline) panels are recognized by their bluish hue and squared-off look, a result of the silicon fragments melted together to form the solar cells.
   Pros: They are more cost-effective than other types and offer a good balance of efficiency and affordability for residential and commercial use.
   Cons: Polycrystalline panels have a slightly lower efficiency and heat tolerance compared to mono-crystalline panels.
2. Mono PERC Half Cut Solar Panels:
   Description: These panels use monocrystalline cells that have been cut in half, which improves performance and durability. PERC (Passivated Emitter and Rear Cell) technology adds a layer to the back of the cell, enhancing efficiency by reflecting light back into the cell.
   Pros: Higher efficiency and better performance in low light conditions compared to traditional monocrystalline panels. The half-cut design reduces resistance and increases durability.
   Cons: They can be more expensive due to the advanced technology and manufacturing processes involved.
3. Bifacial Solar Panels:
   Description: Bifacial panels can absorb light from both the front and back sides, capturing reflected sunlight from the surface beneath the panel as well as direct sunlight.
   Pros: Increased energy generation potential, making them highly efficient. They are especially beneficial in installations where the rear side can capture significant reflected light.
   Cons: The installation and system design may be more complex to optimize the benefits of the dual-sided design. They may also require a more specialized mounting system.
4. TOPCon Solar Panels:
   Description: Tunnel Oxide Passivated Contact (TOPCon) panels are a type of high-efficiency monocrystalline silicon solar panel. They utilize a tunnel oxide layer in conjunction with a highly doped polysilicon layer to enhance the solar cell's efficiency.
   Pros: TOPCon panels offer very high efficiency and excellent performance in various light conditions, with better temperature coefficients and reduced degradation over time.
   Cons: The technology is relatively new and can be more expensive than traditional monocrystalline or polycrystalline options.

Solar inverters play a crucial role in converting direct current (DC) generated by solar panels into alternating current (AC) that can be used by home appliances and fed into the electricity grid. The two primary types of solar inverters are string inverters and micro inverters, each with its distinct characteristics and advantages.

String Inverters:

1. Description: String inverters are the most common and traditionally used solar inverter type. In a string inverter system, solar panels are connected in a series to form a "string." The DC electricity from these panels flows to a single, centralized inverter where it's converted to AC electricity.
2. Pros: String inverters are cost-effective and have a proven track record of reliability. They are ideal for installations where solar panels are positioned to receive similar sunlight exposure, minimizing the impact of shading.
3. Cons: The performance of the entire string is affected by the weakest panel. If one panel is shaded or underperforming, the output of all panels in the string is reduced to match the lowest-performing panel.

Micro Inverters:

1. Description: Micro inverters are installed on each solar panel in the system, allowing each panel to convert DC to AC independently. This setup maximizes the efficiency of each solar panel.
2. Pros: Micro inverters offer enhanced energy production, especially in situations with variable shading or orientation. They allow for individual panel monitoring, making it easier to identify and rectify issues with specific panels.
3. Cons: The initial cost of micro inverter systems is generally higher than string inverter systems due to the need for multiple inverters. However, the potential increase in energy yield and detailed monitoring capabilities can offset this cost over time.

Choosing between a string inverter and micro inverter depends on the specific requirements of the solar installation, including the layout, shading conditions, and budget. Micro inverters offer more flexibility and efficiency in complex installations, while string inverters are a cost-effective solution for simpler, unshaded installations.

On a bright, sunny day, a 1 kWp solar installation can generate approximately 4 to 5.5 units of electricity. This indicates the range of units that can be produced daily under optimal weather conditions, serving as a benchmark for anticipated system performance. The savings on your electricity bill are directly linked to the capacity of your solar panel installation. In a sun-rich country like India, with an average of 4-5 hours of strong sunlight for about 300 days annually, a 1000Wp (1 kWp) solar panel system is expected to produce around 4-5 units each sunny day.

At FERT.solar, we cannot overstate the importance of high-quality mounting structures for solar panels. The structure serves as the foundation of your solar power system, ensuring the stability and durability of the panels over their lifespan. Given the varied environmental conditions they must withstand, from heavy rains and strong winds to extreme temperatures, the integrity of these structures directly impacts the efficiency and safety of your solar installation.

A robust mounting structure not only secures your panels in the optimal position for sunlight exposure but also protects them against physical damage, maintaining system performance at its peak. Additionally, proper alignment and angling, facilitated by a well-designed structure, significantly enhance energy production efficiency.

Choosing the right materials and design for your solar panel mounting structure is crucial. At FERT.solar, our experts meticulously select and recommend structures based on thorough assessments of your location, roof type, and specific environmental conditions, ensuring that your solar power system is built on a foundation that guarantees performance, longevity, and safety.

Yes, solar panels are capable of generating electricity even during monsoon seasons and winter months, though their efficiency might be somewhat diminished in cloudy or rainy conditions. This decrease in efficiency is accounted for in the energy production estimates that are provided for each project, ensuring realistic expectations for energy generation throughout the year.

No, rooftop solar PV systems typically do not operate or produce electricity during power outages for safety reasons. Blackouts often result from damages to the electricity grid. If a solar inverter continued to supply power to a compromised grid, it could endanger individuals working on repairs. To address the challenge of frequent power outages, SolarSquare Energy offers the option to integrate a lithium-ion (Li-ion) storage battery with your solar power system. This battery stores surplus electricity generated during daylight hours, providing a reliable backup power source for use during the night or in case of a power failure.

The amount of electricity a solar plant generates varies based on several factors, including the level of solar radiation, the amount of sunlight received, the design of the plant, and the quality of its components. On average, a 1 kW solar plant is capable of producing approximately 4 units of electricity each day.

Solar power plants can efficiently operate a wide range of equipment, from heavy machinery in industrial settings to common household electrical and electronic appliances. The electricity produced by the solar plant seamlessly integrates with your existing grid or diesel generator setup, ensuring stable voltage levels regardless of the number of appliances in use.

Selecting the appropriate size for your solar plant involves considering the following factors:

• Your pattern of electricity consumption
• The available area free of shadows
• The level of solar irradiation in your region

When you express interest in a solar project with FERT.solar, we conduct a thorough analysis to scientifically determine the most suitable project size for your needs.

Net metering is a billing mechanism that credits solar energy system owners for the electricity they add to the grid. Excess power generated by solar panels and sent to the grid can be retrieved, or "drawn back," when the solar system is not producing electricity, such as at night. This system allows the bi-directional electricity meter to run backwards for the energy "net metered," ensuring customers are only billed for their "net" energy usage.

• Expertise and Certification: FERT.solar’s team of experts is certified and trained to deliver high-quality installations, adhering to the highest industry standards.
• Custom Solutions: We understand that every roof is unique. Our team provides customized solutions that fit the specific needs and constraints of your property.
• Comprehensive Service Package: From initial consultation to post-installation maintenance, FERT.solar offers comprehensive service packages, including AMC and free services, depending on the selected package.
• Commitment to Customer Satisfaction: Your satisfaction is our top priority. We strive to ensure a seamless and positive experience throughout your solar journey with us.