DRA4-MCX240D5

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Solid State Relays, or SSRs, are electrical components that combine semiconductor and relay technologies to act as electrically operated switches. They are commonly used as a substitute for traditional electromagnetic relays. A typical solid state relay will include an optocoupler, which is an optoelectronic device that provides isolation between control and load circuits, and a power MOSFET (Metal Oxide Semiconductor Field Effect Transistor), which acts as the load switch.

The DRA4-MCX240D5 is a multi-channel solid state relay. It is designed to interface to the standard 24VDC or 110VAC control signals. It offers a total switching power of 12A and a range of up to 635 VAC/850 VDC. The DRA4-MCX240D5 has a short circuit and over current protection, along with a built-in Zero Cross function for maximum phase angle control. The device is suitable for various applications, including temperature control, heaters/batteries/machines/water heaters, lighting dimming, and motor speed control.

The working principle of the DRA4-MCX240D5 solid state relay is based on the operation of the optocoupler. When a voltage signal is applied to the control circuit, the optocoupler will trigger a Triac or a Four Layer Silicon Controlled Rectifier (SCR) in the output stage. This in turn will act as a switch and allow current to pass through the load. The amount of current passing through is determined by the voltage signal applied to the control circuit.

In terms of applications, the DRA4-MCX240D5 solid state relay can be used to interface with various types of AC power sources. This includes AC motors, lighting fixtures, small home appliances, medical devices, and robotics, among others. It can also be used in many temperature control systems, as it has built-in temperature sensing and protection features. Furthermore, the device’s Zero Cross feature ensures smooth switching and precise control of the load current.

In conclusion, the DRA4-MCX240D5 solid state relay is a versatile device that can be used in a variety of applications. It has a range of features, including built-in temperature sensing, Zero Cross feature, and short circuit and overcurrent protection. Its optocoupler technology and power MOSFET switch provide reliable switching of AC loads while providing protection from EMI and other electrical hazards.

The specific data is subject to PDF, and the above content is for reference