ALZN1B05W

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Power relays are electronic components used to switch electric currents. These relays often draw power from an external source, making them a form of switch-mode power conversion. For those with high-power requirements, power relays are available with ratings over 2 amps. A prime example of this is the ALZN1B05W power relay. This article will discuss its application field and working principle.

Application Field

The ALZN1B05W power relay is designed to switch currents up to 5 A. This makes it suitable for many industrial and home applications. It can be used to control small appliances, discharge lamps, and other small electric motor loads. It is also suitable for load switching in various kinds of control systems. Its contact form is SPDT, which provides a wide range of switching options.

This power relay is rated for a wide range of voltages, from 12 VDC up to 250 VAC, making it applicable in nearly any system. It has a rated impulse voltage of 4 kV, which helps prevent electrical surges from damaging its contacts. The ALZN1B05W power relay is UL, CSA, and VDE certified, making it safe and reliable for use in any system.

Working Principle

The working principle behind the ALZN1B05W power relay is fairly simple. When the relay is triggered, its armature is moved, and it connects two terminals. This connection allows the flow of electricity, and the relay can thus turn a device on or off. The armature is typically attracted by an electromagnet, which provides a separate power input for the relay.

The ALZN1B05W power relay uses two independent coils for operation, each responsible for a different power connection. The normally open coil is the ‘MAIN’ coil, which receives power from the power source. The second coil is the ‘AUX’ coil, and it receives power from an electromagnet. When the electromagnet is energized, it attracts the armature and connects the MAIN and AUX coils. This in turn allows power to flow from the MAIN coil to the load.

The ALZN1B05W power relay also has a variety of safety features. It has an Over-Current Protection (OCP) to prevent high currents from flowing through the device. It also has a Low- current Protection (LCP) to prevent low currents from affecting the armature. This makes it more reliable in industrial and home settings.

The ALZN1B05W power relay is a highly reliable device, with a wide range of applications. Its combination of wide voltage and current ratings, safety features, and ease of use makes it a popular choice for industrial and home applications. With its reliability and effectiveness, the ALZN1B05W power relay is sure to remain one of the most popular choices for power switching for years to come.

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