3.99400.1124500

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Pushbutton switches come in many varieties, but all are designed for the same purpose: to provide a user with an easy way to locate and activate functions when a specific action is taken. The 3.99400.1124500 is a type of pushbutton switch which is typically used for alarms, electric timers and other applications in which a single switch is required.

In terms of its construction, the 3.99400.1124500 features a contact block assembly that contains a pair of dry contacts which are either NC (normally closed) or NO (normally open). These contacts are used to switch an electrical circuit on or off when the button is pressed. The switch itself is attached to a base plate which serves to firmly hold the contact block in place. The base plate also contains a set of mounting holes which enable the switch to be easily attached to a variety of different electrical panels.

In terms of its application, the 3.99400.1124500 pushbutton is primarily used in alarm, timer, and other applications which require a single switch. For example, the switch may be used to trigger an alarm when a certain action is taken. It can also be used for manual control of electric timers, providing users with a convenient way to start and stop the timer as needed. In addition, the switch can be used for manual control of electrical appliances, such as fans or lights.

In terms of its working principle, the 3.99400.1124500 is designed to operate in one of two ways. In the normally open configuration, the contacts are open when the button is not pressed but close when the button is pressed. This allows the button to activate a function such as an alarm or a timer. In the normally closed configuration, the contacts are closed when the button is not pressed but open when the button is pressed. This allows the user to manually control circuitry.

The 3.99400.1124500 pushbutton switch is a versatile and effective device that can be used in a variety of applications. Its compact size and simple construction make it a popular choice for low-voltage control systems, allowing users to easily and reliably control a variety of electrical appliances. Furthermore, its use of either normally open or normally closed contacts makes it a flexible solution for different types of applications.

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