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Frequently Asked Questions (FAQ)



What are On-Grid (Net Metering) solar power systems?

On-Grid Solar systems are connected to the government power grid. They generate and send electricity to the government power grid. The owner of the system will be charged only for the excess units used after the deduction of the units generated and sent to the government power grid.

What are Off-Grid solar power systems?

Off-Grid Solar systems are fully self contained. They use a battery to store electricity from which it will be distributed.

When to use On-Grid (Net Metering) systems?

If the option of using Net Metering is provided by the local electricity department, an On-Grid system must be used.

When to use Off-Grid systems?

If the option of using Net Metering is not available, an Off-Grid system shall be used.

How much a typical Solar project costs?

An On-Grid (Net Metering) system of 2KW – that features government certified equipments from reputable brands – will cost around 1.5Lakhs (As of October 2016) + Applicable Taxes.
An Off-Grid system of same capacity and quality will cost around 2 Lakhs + Applicable Taxes.

What is the grant provided by RTI?

RTI Trust will be giving 50% of the project cost with the cap of Rs.1Lakh as grant for each approved Suryajyoti project.

How can we apply for the RTIT grant?

The Table shall apply for the grant and get the project approved before commencing the project. Please fill the online application form available on Treasurer online Module [TOM] from http://www.roundtableindia.org and get the allotment letter. Find TOM at the top right corner of the Home Page.

When will we receive the grant?

The Table shall fully finance the Project. After completion of the project, the Table shall submit the completion report and receive the grant.

How much electricity can be generated with 1KWp Solar panel?

A 1KWp Panel system will generate approximately 4 units of electricity per day (If it receives approximately 5hrs sunlight a day) after transmission losses.

How to calculate the power capacity required for the school?

If the school has used 240 units per month on an average, a 2KWp system will be required. That is (2 KWp x 4 units per day x 30 days = 240 units )
Note: Take the average usage of electricity from the last 3 bills.

How much space is required to install a 2 KWp Solar system?

200 Sq.Ft. of Shade free area is required.

Who will maintain the installed Solar system?

Solar Panels require very little maintenance. The school shall be responsible for washing the panel once in two weeks for optimum efficiency of power output.
If a battery is involved, the school shall be responsible for its maintenance as well.

Who will safeguard the Solar system?

The school management shall be in charge safe guarding the Solar system.

Can we work with Solar system vendors identified by the Table?

If the Table can find a vendor who can match or surpass the cost, quality and service of RTI Approved vendor, you could use that vendor.

Who will offer after sales service?

The vendor who installs the Solar system shall be responsible for service.

Should we install in only FTE Schools?

Yes. Although the project will be expanded to non-FTE schools in the future, currently grant is available for FTE Schools only.

Can we consider non school projects like villages?

Yes. Kindly contact the Project Suryajyoti team for the details.

What is the age of Solar system?

A good quality Solar system will have a life span of 25 years.

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