The push button switch refers to a switch that pushes the transmission mechanism with a button to make the movable contact and the static contact open or close and realize circuit switching. The push button switch is a main electric appliance with a simple structure and a wide application. In the electrical automatic control circuit, it is used to manually send out control signals to control contactors, relays, electromagnetic starters, and the like. The installation and wiring of the push button switch is very important. How to install and connect the lighted button switch/Materials One lighted button switch Some cable method / Step 1 Structure of the illuminated button switch: indicator light, button spring, return spring, bridge movable contact, static touch Point, binding post. How to install and connect the illuminated push button switch How to install and connect the illuminated push button switch How to install and connect the illuminated push button switch How to install and connect the illuminated push button switch 2 Interface function with illuminated button: Push button switch Basic controls such as start, stop, forward and reverse, shifting, and interlocking can be completed. Usually each push button switch has two pairs of contacts. Each pair of contacts consists of a normally open contact NO and a normally closed contact NC. When the button is pressed, the two pairs of contacts act simultaneously, the normally closed contact opens, and the normally open contact closes. How to install and wire the illuminated push button switch How to install and wire the illuminated push button switch 3 Wiring with the illuminated button: When installing, the button cap is removed, fixed to the panel, and the rest is inserted. In order to indicate the role of each button, to avoid misuse, the button cap is usually made into a different color to show the difference. For example, red indicates a stop button, green indicates a start button, and the like. The main parameters of the push button switch, the type, the mounting hole size, the number of contacts and the current capacity of the contact. How to install and wire the illuminated push button switch How to install and wire the illuminated push button switch END Precautions The push button switching capability in AC and DC circuits is very different, and the rated value needs to be confirmed.