The image below shows a schematic diagram of rooftop  PV system  and the sequence  and place of the components. The solar panels are located at the top of the roof its usually place like this in the Caribbean.This is to ensure that the panels are not tempered   with,  when installed  the panel array it is usually place north to south on the roof to capture the sun rotation.

The charge controller regulates the DC voltage from the solar panels and then send a changing voltage to the batteries, the batteries store the electrical voltage and the inverter convert dc voltage to alternating current which can be utilizes in the household. 

Hi guys this a topical single line drawing of a solar system configuration the images below show the installation of a solar panels at  a job in eastern side of the island Trinidad and Tobago. This  link which show how to install solar panels and the various connection  that can be use to ensure that the right choose of  connections are use.