D2425KT

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Solid state relays or SSRs are a kind of electronic switching device incorporated with a semiconductor, which provides an idealized no-voltage, no-current switching. They have several advantages over traditional electromechanical relays like no switching arc, silent operation, high switching speeds, and long life. These advantages make SSRs suitable for most switching and control applications. One of the most popular SSRs on the market today is the D2425KT solid state relay.

The D2425KT SSR is a three-phase, 25A relay with a mounting hole spacing of 18 - 22mm. It features an isolation voltage of 4000VAC, a dielectric strength of 2500VAC, and a control voltage range of 4.5 - 32VDC. The relay also features a slow turn-on and turn-off time of 2.8ms, a maximum switching power of 240W, and an operating temperature range of 0 - 70°C. The D2425KT SSR is suitable for a variety of applications, such as motor control, heating control, lighting control, and other industrial control systems.

The working principle of the D2425KT SSR is quite straightforward. When the input is off, the control device provides no current to the output circuit. When the input is on, the control device generates a current that passes through the semiconductor switch, resulting in an on-state output. The semiconductor switch, which is isolated from the control circuit, is made up of an integrated circuit and a silicon controlled rectifier. The relays can be used to switch both AC and DC voltage, as well as control high current applications.

The D2425KT SSR is designed for large power applications. Its high current rating, fast switching speed, and accurate switching make it a reliable option for motor control applications. The low output thermal resistance also helps with heat dissipation and ensures a long service life. The relay also offers several protective features, including temperature protection, overload protection, and short circuit protection.

The D2425KT SSR is a popular choice for industrial applications due to its high current rating, reliable and accurate switching, and long service life. It is suitable for motor control, heating control, and lighting control, and other industrial control systems. The relay provides a safe, reliable, and cost-effective solution for large power systems.

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