Fenice Energy

How Solar Rooftop Installations Function: A Simple Guide

Installing solar panels on your rooftop harnesses the sun’s energy to power your home while reducing your electricity bills and carbon footprint – learn how solar rooftop works in this simple guide.

how solar rooftop works

Reduce your electricity bills by 90%

Did you know 85% of Indian homes could make their own solar energy? That’s because many houses have empty rooftops that get lots of sunlight. This makes it easy for them to turn sunlight into power. Solar panels are put on the roofs of buildings to do this. So, in both cities and the countryside, people are using the sun to create electricity. This is a great way to produce clean, eco-friendly power. It doesn’t harm the environment with pollution or bad gases.

Using the sun for power might sound hard, but it’s really not. If you have a rooftop not being used, you can make your own electricity. This is super helpful for homeowners. They can use sunlight to power their homes every day. Fenice Energy is here to help with their energy solutions. They are experts with more than 20 years in the business.

Key Takeaways

  • Millions of homes in India have untapped rooftop potential for solar energy generation.
  • Solar rooftop panels capture sunlight and convert it into usable electrical energy, providing a clean and renewable power source.
  • Harnessing solar power on your rooftop is a straightforward process that can help homeowners save on their electricity bills.
  • Fenice Energy offers comprehensive clean energy solutions, including solar, backup systems, and EV charging, to help homeowners transition to renewable energy.
  • Solar rooftop installations can significantly reduce your carbon footprint and contribute to the fight against climate change.

Introduction to Solar Rooftop Installations

A solar rooftop system is a set of solar panels on a building’s roof. These panels create electricity from the sun. The system includes solar panels, an inverter, and a monitoring system. Panels, with photovoltaic cells, change sun energy into DC electricity. An inverter turns DC into AC electricity. This AC power can run the building or go back into the grid. A monitoring system checks how well the system works and its output.

What is a Solar Rooftop System?

A solar rooftop system uses the sun to make energy for home or building use. This photovoltaic system on roofs takes sunlight and turns it into power. It offers a clean way to generate electricity.

Benefits of Solar Rooftop Installations

The biggest benefit of rooftop solar is saving money. It’s cheaper than buying electricity from the grid. It slashes your power bill. Solar panels also cut carbon emissions. This is good for the planet. They’re quiet and cleaner than other power sources. Plus, they’re a key weapon against climate change.

How Solar Rooftop Works

Solar rooftop systems change the sun’s energy into power. The key is in the photovoltaic (PV) cells or solar cells. These cells, mainly made from silicon, catch the sun’s energy and make electricity.

Photovoltaic Cells: The Building Blocks

There are three key types of cells: single-crystal cells, polycrystalline cells, and amorphous silicon. When sunlight hits a solar panel, it turns into tiny bits of electricity called electrons. This electricity, known as direct current, can power all sorts of things.

From Sunlight to Electricity: The Process

Inverters are also part of solar panels, and they’re very important. They change the direct current (DC) into the type of electricity that runs appliances (alternating current (AC)). This way, the solar power works smoothly in your home and can even go back to the power grid, improving renewable energy use.

photovoltaic system

Key Components of a Solar Rooftop System

A solar panel system includes several key parts that work together. Their job is to take the sun’s energy and turn it into power we can use. These main components are:

Solar Panels

Solar panels are at the heart of this system. They change sunlight into electricity. Each panel is full of cells that catch the sun’s light and create electricity. The number and size of panels you need depend on how much energy your building needs and the space on your roof.

Solar Inverter

The solar inverter is very important. It turns the electricity the panels make into a form that can power our homes and devices. Without inverters, the system can’t work right.

Solar Battery

The solar battery holds onto the extra power your panels make. It’s there for you when the sun isn’t shining or if the power goes out. This makes the whole system dependable and able to take care of itself.

Mounting Structure

The mounting structure is a metal frame that holds the panels in place. It keeps them aimed at the sun and protects them from bad weather. This way, they can work well and last a long time.

Also, a solar panel set-up needs other parts like wires, connectors, and safety devices. These things make sure the solar system runs smoothly and safely.

Types of Solar Rooftop Systems

There are three main types of rooftop solar PV systems. These are Grid-tied, Off-Grid, and Hybrid systems. It’s important to know the differences to pick the best one for your needs at home or work.

Grid-Tied Systems

Grid-tied solar systems send extra generated power back into the grid. You can still use power from the grid when needed. If there’s a power cut, the system stops sending power to protect those fixing the grid.

Off-Grid Systems

Off-grid systems work on their own, not using the power grid. They store solar power in batteries or use a generator. These systems are great in places with no grid access, like remote areas.

Hybrid Systems

Hybrid systems can both connect to the grid and stand alone. They use batteries or a generator to keep power during outages. They use solar power first, sending extra to the grid, but switch to the backup when needed.

photovoltaic system

Planning and Installation Process

Before you put up solar panels on your roof, check how much space you have and how much energy you use. You need at least 100 to 150 square feet of roof space for the panels. This fits the needs of a small to medium Indian family.

Assessing Your Roof Space

How much roof space you have, and where it faces and tilts, tells you what size solar system you can have. Where you live and how much the sun shines there also matter. Trees or tall buildings that might block the sunlight can make the system less efficient.

Calculating Energy Requirements

For a family of three to four, a solar system that can produce 3 kilowatts (kW) to 5 kW is enough. But, the right size depends on how much energy your family uses. It also depends on what you need, like running air conditioners or other big appliances.

Choosing the Right System

In India, the normal solar system is about 15% to 20% efficient. With this level of efficiency, a 3 kW to 5 kW system can make 4,000 kilowatt-hours (kWh) to 6,000 kWh of electricity a year. Fenice Energy provides top clean energy solutions. They offer solar, backup power, and electric vehicle charging, with over 20 years of expertise.

Cost and Financing Options

The cost of a solar panel system for a home in India varies a lot. It depends on the system’s size, the type of photovoltaic panels used, the place, and more. For a 3 kW to 5 kW residential solar energy system, it can be between INR 80,000 and INR 4 lakh.

Initial Investment Costs

One big plus of rooftop solar panel is saving money. The rates for solar power on rooftops are much lower than what businesses and industries pay. This can cut down a building owner’s electricity costs. By providing electricity directly, buildings need to buy less, saving them deep on energy costs.

Subsidies and Incentives

The Indian Government supports solar power with various perks. There’s help from MNRE’s subsidy, net metering, and tax benefits. With these aids, the cost to start with solar power gets much smaller. So, solar tax credits make going solar a great deal.

Return on Investment

The price of electricity changes often. Because of this, knowing the total cost is complex. On the other hand, with solar rooftops, you can easily find out how much power costs over the years. It turns out to be a smart investment. It offers not just energy savings but a reliable return on the money you put in.

Maintenance and Monitoring

Rooftop solar panels need very little upkeep, making them crucial. With proper care, they can last over 20 years. It’s important to clean and check them regularly to keep them working well.

Regular Cleaning and Inspection

Clean solar panels work best. Dirt and debris can block them from soaking up the sun’s rays. A simple wash with water and a soft cloth does the trick. And, checking them often helps spot problems early, keeping them efficient.

Monitoring System

A monitoring system in solar setups is key. It keeps an eye on how much power the panels make. This way, any drop in performance can be fixed quickly to keep the energy flowing well.

Fenice Energy has over 20 years of experience with clean energy solutions. They cover everything from solar panels to emergency power and electric car charging. Their expertise in solar technology and installation helps Indian homeowners get the most from their solar units. This ensures they work well for a long time.


A rooftop solar system is a smart buy for homeowners in India. It helps save money on energy bills and cuts down on carbon emissions. Costs for solar panels are dropping, making it a good time to buy. The government also offers incentives. Fenice Energy has over 20 years of experience and provides solar, backup systems, and EV chargers.

Once you install a rooftop solar system, you can make your own power from the sun. This means using less from the grid and spending less on electricity. Solar power is clean and will help the planet by reducing your carbon footprint.

Investing in a solar system supports India’s focus on green living and renewable energy. It significantly decreases your energy costs and helps the environment. With Fenice Energy, you’re getting the best advice and solutions for your solar investment. You’re making a contribution to a greener, more sustainable world.

Reduce your electricity bills by 90%

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