1478609-3

Ingress Protection:	--
Mechanical Life:	10,000,000 Cycles
Electrical Life:	100,000 Cycles
Operating Position:	0.606" (15.4mm)
Operating Temperature:	-20°C ~ 130°C
Overtravel:	0.051" (1.3mm)
Differential Travel:	0.047" (1.2mm)
Pretravel:	0.157" (4.0mm)
Release Force:	10gf
Operating Force:	60gf
Features:	--
Series:	--
Termination Style:	Solder, Quick Connect - 0.187" (4.7mm)
Mounting Type:	Chassis Mount
Actuator Type:	Lever, Straight
Voltage Rating - AC:	125V
Current Rating:	16A (AC)
Switch Function:	On-Mom
Circuit:	SPST-NC
Part Status:	Obsolete
Packaging:	Bulk

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Snap Action, Limit Switches

Snap action, limit switches are essential components used to detect and limit a manually or automatically operated electrical mechanism. A type of these switches known as the 1478609-3 is used in a wide range of fields, from robotics to security systems, due to its reliable operation and low cost. This article will explain the application fields and the working principle of the 1478609-3.The 1478609-3 has applications in many industries, including automotive, aerospace, telecommunications, energy and industrial manufacturing. It is often used in safety systems, such as those found in driver-less cars, aircraft control systems and automated manufacturing machines. Additionally, it is commonly used in security systems to detect doors, windows and other entry points to buildings.The 1478609-3 is a single pole, single throw (SPST) type switch; it contains two conductive contacts that are separated by an air gap when the switch is in the open state. In the closed state, an electrical current can pass through the two contacts, allowing the device to be controlled through a circuit.The most important feature of the 1478609-3 is its snap action. When a certain amount of force is applied to the switch, it "snaps" from its open state to its closed state. This allows the switch to respond quickly to changes in the electrical environment, allowing it to effectively control the electrical device it is connected to.The snap action also allows the 1478609-3 to be used as a limit switch. Limit switches are used to control the speed and position of a device by limiting the amount of electrical current that can pass through its contacts. By using the snap action, the 1478609-3 can quickly detect the position of an object, allowing the device to be operated accurately and efficiently.In terms of its working principle, the 1478609-3 relies on a bi-metal strip. The bi-metal strip is composed of two different types of metal, both with different coefficients of thermal expansion. When the temperature of the bi-metal strip changes, it causes the metal to expand or contract at different rates, bending the metal strip. This causes the switch to close or open, depending on the temperature.In conclusion, the 1478609-3 is a highly versatile and reliable switch that is used in many different application fields. Its snap action and limit switch capabilities make it ideal for safety and security systems, as well as industrial production systems.

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