Fan Circuit with relay

274

04:21:02

     *Using a switch to simulate a thermostat*
1. Battery (+) connects to a switch or thermostat, the
     (+) side of the relay coil, and the common terminal
     of relay.
2. Connect the (normally open terminal) of the relay
     to the ( + ) motor terminal.
3. Connect Battery ( - ) to the ( - ) side of relay coil and
     the ( - ) side of the motor.

Operation: 
A. Switch closed
B. Sends power to the relay coil.
C. Relay energizes, allowing n.o. contacts to close,
     which connects 12 volts to the motor.

published 2 years ago

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