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Best Alarm | Alarm Circuit for Mains Power Failure | Loud Alarm | Auto Resettable Alarm Circuit |

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  • Опубликовано: 18 сен 2022
  • #Alarm, #AlarmKaiseLagateHain, #AlarmSoundingOnMainsFailure, #BestAlarmOnMainsFailure, #MainsFailureAlarmCircuit, #AutoResettableAlarmCircuit, #SetAlarmOnMainsFailure, #LoudAlarmSound, #CorrysIndustrialElectronics, #IndustrialElectronics,
    Assalam o Alaikum Dear Viewers,
    Today, I am introducing low cost, simple but very effective alarm circuit for Mains Failure Monitoring.
    This circuit will monitor Mains Supply Voltage continuously and sounds Buzzer/Alarm whenever Mains Supply fails.
    This circuit can be operated on 12VDC or 24VDC as power is available. Relay, Timer and Buzzer must be installed as per available voltage i.e. 12VDC or 24VDC.
    Relay R1 is used to monitor Mains Supply Voltage i.e 220VAC.
    Relay R2 is used to acknowledge/alarm silence.
    Twin (Double) Timer (T1) is used to control the operation of Buzzer and to protect it from its failure in the event of continuous operation.
    Circuit will automatically reset on Mains Supply Voltage Resumption.
    By watching this video, you will be able to develop and implement this alarm circuit.
    Thank you for watching.
    M. Qamar uz Zaman

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