ALZ12B09W

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Power Relays, Over 2 Amps

The ALZ12B09W is a power relay that can handle currents over 2 amps. It is primarily used in industrial electrical control systems. The ALZ12B09W features include a dielectric strength of 2,500 volts, a voltage rating of both 125/250VAC and 30/60VDC, and a current rating of 2.5A. Its outer dimensions measure 35.3mm x 22.2mm x 22.2mm with a mounting hole size of M4 x 8mm. Additionally, it has a mechanical life rating of 50 million cycles, and is also RoHS compliant.

The ALZ12B09W was designed to improve the existing industry standard for power relays. It boasts an enhanced flexibility as it can be used in various applications where higher levels of current are needed such as automotive, security, and telecom. It also features a robust design with a corrosion-resistant housing and a patent-pending dust cover for added protection.

The ALZ12B09W is available in both SPST and Form C configurations, which offer different contact arrangements and switching characteristics. SPST stands for Single Pole, Single Throw and Form C stands for Form Changeover. With SPST, the contact is either open or closed without an intermediate “off” position, and with Form C, the contact is open, closed, or in an intermediate position.

Working Principle

The operation of the ALZ12B09W is based on a simple electrical principle. It is essentially a switch that is activated by an electrical current. When the current is applied, the relay’s switch closes, allowing current to flow from one end of the circuit to the other. Conversely, when the current is removed, the relay’s switch opens, stopping current flow.

However, the ALZ12B09W is not just a simple switch. It is a complex electromechanical device that can be used in a variety of applications. The relay’s coil is connected to a voltage source, such as a battery or mains power, and its contact is connected to an electrical load. The narrow gap between the two is filled with a movable armature, which is attracted and repelled by magnetism when a current passes through the coil.

When a current is passed through the relay’s coil, it creates a magnetic field which attracts the armature and moves it towards the coil. This causes the contact to close and allows current to pass through the circuit. When the current is removed, the armature is repelled and moved away from the coil. This opens the contact and stops the current flow in the circuit.

Conclusion

In conclusion, the ALZ12B09W is a powerful, highly versatile power relay that can handle currents over 2 amps and is used in a variety of applications. Its robust design and corrosion-resistant housing make it a reliable and safe choice for use in electrical control systems. Additionally, it is available in both SPST and Form C configurations, offering different contact arrangements and switching characteristics. By understanding its working principle, one can use it in a variety of applications with confidence.

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