Automatic street light control system circuit diagram

Automatic street light control system circuit diagram is essential important because its save electricity by switching off the street light in the day time without need of any manpower for switching .In this circuit we use TRIAC as a switching device.

Circuit Diagram

Automatic street light control system circuit diagram.
RIAC BT136

Requirement

1-TRIAC BT136

2-LDR Light dependent resistor

3-220 k Ohms resistor

4-DIAC BD3

5- Wire according to need

6-Blub

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