ALZ21F09

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ALZ21F09 is a member of the Power Relays, Over 2 Amps family. It is a two-pole power relay with a contact rating of 2 Amps. The relay has a rated voltage of 40V DC and a rated current of 1A.

The ALZ21F09 features an internal protective circuit to protect it against over-voltage and over-current. The protective circuit is also designed to eliminate the need for an external current limiting resistor. This reduces the size and complexity of the relay, and adds to its reliability.

The ALZ21F09 has a variety of applications in various control and switching systems. It is commonly used in industrial applications that require high-current switching, such as industrial motor control, motor starter circuits, and automatic control of process equipment. It is also used in the military for automatic control of missiles.

The ALZ21F09 uses a simple, yet effective, working principle: a movable contact is held between two stationary contacts by an electromagnetic force. When energized, the coil generates a magnetic field which pulls the movable contact inward, thus closing the contact. This completes the current flow, and the relay is now energized. As long as the relay is energized, the contacts remain closed, allowing electricity to flow.

The relay is designed to be efficient and reliable. It is designed with low power consumption and low contact resistance to reduce the power required when the relay is energized. The movable contact is designed to have high contact pressure, reducing the amount of arcing between the contacts. The materials used for the contacts are chosen to provide corrosion resistance and longer contact life.

Overall, the ALZ21F09 is an efficient and reliable power relay for a variety of applications. Its simple and effective working principle, low power consumption, and durable construction make it a great choice for a variety of industrial or military applications. It is a great choice for any system requiring high-current switching.

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