2answers

[PCB Prototype] Dose separate DC power require for "LIGHT AND MOTION SENSITIVE LAMP" Circuit?

If "LIGHT AND MOTION SENSITIVE LAMP" circuit run by 220VAC then will it automatically power the sensor and relay or separate DC power needs to apply?Why there are two relays in above c...
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1 PCBWay Team 9
2 Peter de Vroomen 1
3 Engineer 1
4 gokul kb 1