OSA-SH-224DM3,000M

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Power relays are electromechanical switches that are used to control or switch high-power circuits with low-power signals. They can be classified into different categories based on the current rating of their contacts. The OSA-SH-224DM3,000M power relay is classified under the power relays, over 2 Amps category.The OSA-SH-224DM3,000M power relay is a high-performance, general-purpose contactor with a contact-rating of 3000A. It is primarily designed for AC-3 steady-state duty in applications such as air-conditioners, motors, contactors, and starters. Its contact opening time is guaranteed to be less than 10ms and its contact closing time is less than 3ms. This power relay can be used in a wide range of applications, from controlling small electric appliances to high-power industrial machinery.The OSA-SH-224DM3,000M power relay features a dry contact form with two normally open (NO) contacts and two normally closed (NC) contacts. This makes it suitable for use in high-current applications such as contactor control, contactor switching, motor starting, and motor protection. The contact form design also ensures that the contact resistance is kept low for longer operational life and energy savings.In terms of its working principle, the OSA-SH-224DM3,000M power relay works by using an electromagnetic input signal to actuate a mechanical switching arm. When an input signal is applied to the power relay, the switching arm is actuated and moves to make the desired contact connection. The contact is then closed which allows electric current to flow. When the input signal is removed, the electromagnetic field strength drops and the contact opens again.The OSA-SH-224DM3,000M power relay is also designed with advanced safety features such as over-temperature protection, over-current protection, short circuit protection, and an over-voltage protection circuit. These safety measures ensure that the power relay operates safely even under extreme conditions.Overall, the OSA-SH-224DM3,000M power relay is a reliable and durable device that is designed for long-term operation. Its contact rating of 3000A makes it suitable for controlling high-power circuits and its advanced safety features guarantee safe operation even under extreme conditions. This makes it an ideal device for various industrial and commercial applications.

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