In this article we will look at how relays work and a few of their applications. In this relay when a current flows through the coil it turns it into an electromagnet.
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How does an automotive relay work. This application comes into play whereby an in line switch does not have the capacity to handle the current required to switch a high current electrical system. When you need it and why diy duration. A relay is a simple electromechanical switch made up of an electromagnet and a set of contacts. The magnet pushes a switch to the left forcing the spring contacts together and completing the circuit theyre attached to. Adding driving lights that come on with the headlight main beam this simple circuit uses the power feed to the. Adding a buzzer that warns when youve left your headlights on this circuit is designed to alert you that youve left.
Just an idea on how to understand the automotive relay thanks for watching. This is a relay from an electronic hot water immersion heater programmer. The automotive relay explained. Relays are found hidden in all sorts of devices. Adding a hidden switch that must be pressed. How does a relay work spdt dpdt spst automotive relay duration.
In fact some of the first computers ever built used relays to implement boolean gates. What happens inside a relay isnt magic but it is important. Understanding how the relay works will help with diagnosis and modifications to vehicle systems. The purpose of an automotive relay is to automate this power to switch electrical circuits on and off at particular times. The most common application of automotive relays is to switch a high current circuit using a low current circuit. An explanation of automotive electrical relays and how they work using a small current to switch a larger load without running heavy cables to heavy duty switches on your dash board.
Relays are switches controlled by electrical power like another switch computer or control module.