C7D0212S-30

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Rotary switches are switches made up of contact elements, a shaft, and actuator which is mounted in a cylindrical housing. The switches have many poles and contacts, which can be grouped together in various ways. The most common rotary switch configurations include single pole, double pole, and 3- or 4-pole configurations. C7D0212S-30 is one type of such rotary switch, and this article will discuss its application field and working principle.

Application Field

The C7D0212S-30 rotary switch is a general purpose switch suitable for a broad range of domestic and commercial applications. As it has a dual pole and multiple circuit configurations, it is suitable for use in many electrical, electronic, and control system applications. It has a wide variety of uses in applications such as lighting, circuit protection, heating and ventilation, and electromechanical control systems.

The switch is particularly suitable for use in high-efficiency systems where low power loss is a priority, such as induction heating systems and high-efficiency lighting systems. Its durable construction and reliable performance make it suitable for use in harsh environments, including high-humidity and vibration-prone areas. Additionally, its rating makes it suitable for use with inductive loads, making it a versatile and reliable switch solution.

Working Principle

The C7D0212S-30 rotary switch is operated by rotating the shaft to select the desired switch positions. The rotation of the shaft varies the electrical potential at the wiper assembly, which modifies the contact so that the contacts are opened or closed according to the position of the shaft. A cam ring, mounted onto the shaft, is used to provide different switch positions. The shaft is supported by a central journal bearing and two outer journal bearings.

Furthermore, the switch features an integrated safety lock that prevents unintentional rotation and helps maintain the selected switch position. The safety lock is released through a cover plate, and an internal key is used to rotate the switch to the desired and locked-in position. This mechanism ensures that unintentional rotation of the switch is avoided and that the switch position remains unchanged.

The C7D0212S-30 switch also has a LED indicator that allows for easier switch position identification. The LED indicator is integrated into the switch housing, and is activated when the switch is in the correct position. The LED\'s integrated design ensures that it is operating efficiently and provides a warning when it is not in the correct position.

Conclusion

The C7D0212S-30 rotary switch is a durable, reliable, and versatile switch solution suitable for a variety of applications. Its dual poles and multiple circuit configurations make it a great choice for high-efficiency systems, as well as harsh environments. Its internal key mechanism helps ensure it remains in the desired position, while its LED indicator allows for easy switch position identification. This makes it an ideal switch solution, especially when minimal power loss is desired.

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