Surplus electricity is fed back into the main grid.
How solar panels connect to the grid.
There are two ways to interconnect.
You will need an inverter to transmit the dc energy into ac before you can use the power in your home or connect to the grid.
The grid connect inverter converts the dcelectricity produced by the solar panels into 240vac electricity which can then be used by the property household.
When a homeowner decides to add solar panels to their home in most cases they will choose to be grid connected.
Though a substation or through a tap.
Larger systems can qualify if the efficiency of the inverter results in a 3 68kw output e g.
Cps energy s solar pv rebate program provides a way for homeowners to save 1 60 a watt on the first 25 kw and then 1 30 per watt thereafter.
Here are some examples.
That point is called the point of interconnection or poi.
It stops working when the sun goes down.
The interconnection standards program offers a rebate for connecting your solar systems to the grid.
This means that the home will get electricity both from its solar panels and the electric grid.
So the solar panels will connect to the inverter to transmit the dc energy into ac.
Home solar panels and the grid.
The inverter will most likely need to be connected to the above mentioned disconnect depending on your state.
For larger systems anything above a 3 68kw output the dno needs to give permission before you can start supplying energy to the grid.
Texas offers great rebates and tax savings for supporting solar energy practices.
A 4 5kw system running at 81 efficiency.
Whenever the sun shines and even in overcast weather the solar cells generate electricity.