How to Install Solar Panels and inverter on tile roof: A Practical Solar Panel Installation Guide 2024

Solar energy now is becoming a popular source of generating electric power as it has a positive impact on aspects of sustainability and environmental protection. However, installing the solar panels correctly is really a comprehensive task for those who are not familiar with the solar panel installation process. The correct installation includes how to choose the right type of solar panel, the best location, the correct wiring, etc. This blog will answer all these questions for you and provide a practical guide on how to install solar Panels

What you need to know before installing solar panels

 Before you start installation, here are some things you need to include: 

• electricity usage capacity

 evaluate how much electric power you use and how much you pay for it. once you have an idea of your usage capacity, then you can decide what size of solar panel you may need.

• home feasibility assessment 

make sure your home is suitable for solar panel installation, solar panels are not always suitable for each house building, you have to consider factors such as the pitch, orientation of the house, roof condition, and the amount of shade and sunlight, that your home can receive.

•  explore incentives 

The incentives depend on where you live, generally speaking, your local government will have various positive incentives and rebates that can lower the cost of your solar panel installation, and e actively increase your return on investment. The incentives can include tax, loans, grants, etc. Local incentives You can search on your local government port website to find out what incentives are available in your local authorities.

•  Compare quotes and choose an installer

 Once you have a comprehensive idea of your energy needs, home feasibility assessment, and the incentives in your area, then you need to find professional installers to help you with installation. you can find solar providers in your area and compare quotes to choose the best installer.

The five steps you need to know for solar panel installation

 Once you have already decided on a solar company and panel. Then it comes with the solar installation process, A complete solar panel installation covers generally 5 steps, which is also a quite comprehensive task. 

Engineering site visit

the engineering site visit is the first step you need to consider, After you sign the contract with a solar agent, they will arrange firstly an engineer to evaluate the electrical status of your home. The engineer will measure the dimensions, angle, and orientation of your roof, check the condition of your roof, check the condition and strength of your roof structure, identify any potential obstacles or shading issues, and evaluate your electrical system and wiring. The engineer will also take pictures and notes to design a customized solar system for your home. 

Permits and documents: 

This is the second step where you need to obtain the necessary permits and documents from your local authorities and utility company. Depending on your location, you might need a building permit, an electrical permit, a fire permit, a zoning permit, a homeowner association approval, and a net metering agreement. You will also need to sign a contract with your solar installer and pay a deposit for your solar system. 

Equipment order 

your installer will order equipment and all relevant materials after you complete all necessary paperwork. These include the solar panels, the inverter, the mounting hardware, the wiring, the conduit, the disconnect switches, the fuses, and the breakers. your installer will probably recommend you with a particular brand for each piece. But honestly, it’s always better to do your own research. remember to take the following factors into consideration: 

Price: The average solar panel cost is around $30,000 before incentives. 

durability: the solar panel should be durable enough to resist against your local weather and climate during its 25 years span life. Here you can have lots of options on  BESTSUPPLIER.COM 

efficiency: an efficient solar panel can provide more electricity. but also it will be more expensive. our efficient solar panels on Xiangcai solar power system collections have an efficiency rating of 22.8%. 

Solar panel and inverter installation: 

This is the fourth step where your solar installer installs the solar panels on your roof. This usually takes one or two days, depending on the size and complexity of your system. The installer will first install the mounting rails and brackets on your roof, then attach the solar panels to the rails, then connect the panels to the inverter, and then run the wiring from the inverter to your electrical panel and meter. The installer will also install the disconnect switches, the fuses, and the breakers to protect your system from overloading or short-circuiting. 

Approval and interconnection: 

This is the final step where your solar system is inspected, approved, and connected to the grid. You will need to schedule an inspection with your local authorities and utility company to verify that your system meets the codes and standards. Once your system passes the inspection, you will receive permission to operate (PTO) from your utility company, which allows you to turn on your system and start generating electricity. You will also need to register your system with your state or local renewable energy program to receive any incentives or credits that you are eligible for.

Frequently Asked Questions about solar panel installation

Any documents or certifications are needed for solar panel installation?

You may need to get some permission documents from your local authority and utility company. For example, construction permits, electrical permits, fire permits, and net metering agreement, Different municipalities may have different requirements and approval processes that can add delays to the overall timeline.

How long does it take to install solar panels?

The installation of solar panels involves several steps. First, choose a reputable installer, which can take a few weeks to a few months. Next, the system design and permits phase lasts a few weeks. The actual physical installation, performed by competent installers, typically takes one to three days. Finally, utility approval and inspection complete the process, spanning three to six months. While it’s not lightning-fast, the long-term benefits of solar power make the wait worthwhile!

What maintenance and care do I need after solar panel installation?

Solar panels generally do not require much maintenance and care after installation, only periodic inspection and cleaning. You should check your system at least once a year for any damage, looseness, corrosion, or blockage of the components. You should also clean your solar panels regularly to remove dust, dirt, leaves, snow, etc., to maintain optimal performance. You can do it yourself or hire a professional cleaning service

Can I go off-grid with solar panels?

You can not go off-grid with solar panels alone., as solar panels only generate electricity when the sun is shining, so you need a way to store the excess electricity during the day and use it at night. In this case, you need to install solar batteries also.

In Conclusion

With this blog, we hope that you have already a clear idea from pre-installation things to a complete installation process.  If you have any issues with solar system choice or installation, you can also choose  BESTSUPPLIERS.COM  as your reliable solar panel partner to  start your successful solar panel project