71EF30-04-2-03N

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Rotary Switches are one of the oldest types of electromechanical switches used in electronics and machinery. Modern Rotary Switches are versatile devices that offer many of the same features as a traditional toggle switch, but without the complexity and cost. One type of Rotary switch, the 71EF30-04-2-03N, is a popular choice in many application fields because of its reliable performance at an economical cost.

The 71EF30-04-2-03N is a four pole three-way switch, meaning it has four interconnected poles and three positions. The poles are typically labeled \'A\', \'B\', \'C\', and \'D\', each with three positions. The first position on each pole (1, 2, 3) is for normally open connection, and the second and third positions (4, 5, 6) are for normally closed connections. Each pole can be independently switched between the three positions to create different electrical connections. This type of switch is commonly used to implement multiplexing and switching signals between loads.

One attractive feature of the 71EF30-04-2-03N is its ability to be used in low voltage and current applications such as low speed motors and lighting controls. The switch also has good surge protection and a long life expectancy. Because it is relatively small in size, it can be easily mounted on board and can also be used in multiplexer applications.

The 71EF30-04-2-03N was designed primarily for use in electrical and mechanical applications. Its working principle is based on the principle of electrical induction. When the switch is turned to any of the desired positions, the associated contact terminals of the switch are energized, causing current to pass through the switch. The electric current changes the magnetic fields around the switch,which in turn induce a voltage on the switch’s contacts, ultimately allowing current to flow in the desired direction. This process is known as inductive switching.

The 71EF30-04-2-03N is used in a variety of applications, including motor speed controls, instrumentation, HVAC control systems, circuit switching, and many other uses. It is an ideal choice for many applications where robust and reliable performance are desired. Additionally, its small size and low cost make it attractive for use in low-cost applications.

In conclusion, the 71EF30-04-2-03N rotary switch is an economical and reliable device for a wide variety of applications. Its working principle is based on electrical induction, and it is capable of multiplexing signals. Additionally, it is highly durable and has a long life expectancy. This type of switch is suitable for use in low voltage and current applications and can be mounted on board for low cost and space-efficient installations.

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