ALFD212620DNUS

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Part Status:	Active

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ALFD212620DNUS Pushbutton Switches Application Field and Working Principle

Pushbutton switches are a type of switching device used for control and signal applications in a wide variety of industries. They can come in many shapes, sizes, and styles, with several styles of button contacts, including momentary action and maintained action types. ALFD212620DNUS pushbutton switches are one of the most versatile and commonly used in many applications. ALFD212620DNUS pushbutton switches are designed for moderate to heavy-duty applications and are available in single- and double-contact configurations to provide an extended range of single-pole or double-pole switching functions. Each contact on the ALFD212620DNUS has a silver-tinned copper alloy contact that provides superior durability and low contact resistance. The contact rating is 0.4A at 24V DC, making them well-suited for many switching applications. The contact life rating is 50,000 operations, making them suitable for both low- and high-frequency applications. The ALFD212620DNUS is available in a variety of actuator styles, including round, rectangular, mushroom, and tulip styles, making them suitable for many different panel designs. The switching action of the ALFD212620DNUS is snap action, making the operation of the pushbutton smooth and reliable. The ALFD212620DNUS is typically used for such applications as industrial controls, emergency stop applications, lighting controls, and elevator control systems. In many of these applications, the ALFD212620DNUS can be used to provide a reliable means of switching power, controlling motors, and sending signals. The working principle of ALFD212620DNUS pushbutton switches is based on a simple, reliable spring mechanism. The pushbutton is pressed, the switch lever compresses the spring, and a current flows through the contacts. Depending on the configuration of the switch contacts, the current may be transferred through the contacts to the next switch, or it may be directed to a control circuit, allowing the user to control and signal devices. Overall, ALFD212620DNUS pushbutton switches are reliable and versatile switching devices, suitable for a wide variety of moderate to heavy-duty switching applications. They are easy to install, maintenance free, and offer a durable, low-contact resistance construction.

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