Question

Advantages of automatic street light using ldr

Answer 1

Thanks for asking this question, let me help you .
Automatic street light system have the various advantages .

These makes the work easier so you don't have require the labor force because as the name indicate it is automatic.
These are reliable lights for streets and effective one.
Whenever you want these can be converted from auto to manual mode easily.
These have capacity to handle the heavy load in the system.

Answer 2

Street lights consume a lot of power in the cities. Many times it is noticed that even after sunrise the street lights are on. A great deal of energy is wasted in this way. The automatic street lights using LDR work according to the light intensity. LDR detects the ambient light. The lights are turned on if the ambient light is below a specific value.

The system is highly sensitive. When the light dependent sensor goes dark the LED becomes on when the sensor finds light the LED becomes off.

Once the street lights are placed there is no need to monitor them anymore. They function on their own.

They are less costly and are reliable.

They can handle heavy loads up to 7A.

According to the need the system can be changed to the manual mode.