71ES30-01-1-05S

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Rotary switches are mechanical devices that provide an electrical connection when rotated from one position to the other. They are commonly used in machines, appliances, and control applications. The 71ES30-01-1-05S rotary switch is an important type of rotary switch. It is used in various application fields such as industrial control and automation, fire alarms, and home appliances. Its working principle is based on the contact area of its three independent movable contacts.

The 71ES30-01-1-05S rotary switch consists of three sprag contact pieces and two axles. These pieces together form the switch body. The axle has a threaded end and a cutout end with a ring which provides the contact between the switch contacts. The sprag contact pieces are movable and have a spring loaded tab that is attached to the threaded end of the axle shaft. The three sprag contacts have a fixed center pin which provides the contact area between the three movable contacts.

When actuated, the switch body is rotated along the axle, which causes the two sprag contacts to move. The two sprag contacts move in opposite directions, and the contact area between the three movable contacts is created. When all three contact areas are in contact, the switch is closed and the circuit is connected. Conversely, when none of the contact areas are in contact, the switch is open and the circuit is disconnected.

The 71ES30-01-1-05S rotary switch is widely used in industrial control and automation. In the industrial control system, the rotary switch is used to adjust the speed, direction, and torque of a motor. It is used to manually adjust the control output of the system. In fire alarms, the rotary switch is used to reset the alarm system and provide an audible alarm. In home appliances, the rotary switch is used to regulate the speed and power of washing machines, air conditioners, and vacuum cleaners.

In conclusion, the 71ES30-01-1-05S rotary switch is an important type of rotary switch. It is used in a wide range of application fields such as industrial control and automation, fire alarms, and home appliances. Its working principle is based on the contact area of its three independent movable contacts. When actuated, the switch body is rotated along the axle, which causes the three movable contacts to form the contact area with each other, creating an electrical connection.

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