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Trouble In Driving Contactors Using Relays

suraj patil ppdryconvey@gmail.com India

Hardware: ATmega 328-PU Software: Arduino IDE

Hi sir ,
I have project in it we have to make 1.5Ton Air conditioner ON / OFF over SMS so i have used simple components like arduino uno / gsm module / 5V Relay board (logic relay) not directly driven, and through relay i'm controlling contactors due to heavy load but when program runs and relay switches ON arduino resets and Program start running from beginning i have searched for it on google but i didn't got any proper answer. I hope you'll help me.

thank you !

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Replies

R Avinash
2016-10-02 07:21:50
Please provide details about the power supply being used.

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