39-3-EW

Illumination Type, Color:	--
Electrical Life:	1,000,000 Cycles
Mechanical Life:	--
Operating Temperature:	-40°C ~ 85°C
Panel Cutout Dimensions:	Circular - 4.37mm Dia
Features:	Epoxy Potted
Ingress Protection:	--
Termination Style:	Wire Leads
Mounting Type:	Panel Mount, Rear
Illumination Voltage (Nominal):	--
Series:	39
Color - Actuator/Cap:	Black
Actuator Type:	Round, Plunger
Voltage Rating - AC:	115V
Current Rating:	500mA (AC)
Switch Function:	Off-Mom
Circuit:	SPST-NO
Type:	Standard
Part Status:	Active
Packaging:	Bulk

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Pushbutton Switches

Pushbutton switches are devices that allow people to control the flow of electricity through a circuit. Pushbutton switches are widely used in control systems, including access control systems, audio systems, medical systems, communication systems, and building automation systems. Pushbutton switches come in various forms and sizes, and depending on the application, they may be operated mechanically through a button, switch, or knob, or electrically using pressure, electrical current, or magnetic fields. In this article, we will focus on the application field and working principle of 39-3-EW pushbutton switches. 39-3-EW pushbutton switches are typically used in the control of audio devices such as speakers, receivers, and amplifiers. The switch is essentially two poles, one of which is used to control the flow of power, while the other is used to switch between audio signals. The switch is designed to provide a short circuit from one pole to the other when the button is pressed, allowing the user to control the audio device. The working principle of the 39-3-EW pushbutton switch is relatively simple. When the button is pressed, it closes the circuit, allowing current to flow through the two poles and into the circuit. The current then passes through the device’s components and is used to control the flow of the audio signal. Depending on the type of switch, this may be done through a mechanical mechanism or an electrical one. In terms of installation, 39-3-EW pushbutton switches are fairly easy to install in any audio system. The switch is wired directly to the power source and the audio source, and then the button is wired to a terminal or a circuit controller. To ensure proper operation of the switch, it is important to follow the installation instructions, which typically involve making sure that the contacts are securely fastened and that the device is properly insulated.In terms of maintenance, 39-3-EW pushbutton switches are generally not subject to frequent repairs or replacements. However, it is still important to check the switch regularly for signs of corrosion, damage, and general wear, and to make any necessary repairs to ensure optimal functioning. Additionally, the contacts should be checked for signs of wear and tear, as these could cause a malfunction in the switch.In conclusion, 39-3-EW pushbutton switches are an effective, easy-to-install, and reliable way to control audio devices. By understanding their application field and working principle, users can install and maintain these switches effectively.

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