DRA4-CMXE200D3

Series:	DRA
Packaging:	Bulk
Part Status:	Active
Mounting Type:	DIN Rail
Circuit:	SPST-NO (1 Form A) x 4
Output Type:	DC
Voltage - Input:	20 ~ 28VDC
Voltage - Load:	1V ~ 200V
Load Current:	3A
On-State Resistance (Max):	200 mOhms
Termination Style:	Screw Terminal
Package / Case:	Module
Supplier Device Package:	--

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Solid State Relays: DRA4-CMXE200D3 Application Field and Working Principle

Solid state relays (SSRs) are a form of contactless electrical switch used to control electrical loads. In operation, they essentially replace physical contact switches or relays with faster, more reliable, and more efficient electronic components such as transistors. By doing so, SSRs can provide a more reliable and longer lasting solution for controlling power to various electrical loads.The DRA4-CMXE200D3 is a solid state relay from a popular Taiwanese company, which provides a range of high quality SSRs suitable for various applications. This particular model is a Zero Cross SSR, meaning it\'s optimized to switch loads that need a low-voltage, low-power control signal. This type of SSR is ideal for sensitive electronic loads and applications that typically require a communications signal to be present in order for the switching process to start.In terms of its application field, this SSR can be used wherever low voltage direct current pulse control is required. In addition to controlling the on/off request, the DRA4-CMXE200D3 also provides feedback signal on load current status, enabling it to handle a wide range of light loads such as LED lighting, power supplies, heating systems, and industrial machinery.The working principle behind the DRA4-CMXE200D3 is quite simple. Controlling the output is done via a switching signal which is sensed via a control switch. When the logic input of the SSR is triggered, its internal circuitry will react underlying the command and control the output accordingly. The output voltage and current will depend on the timing of the triggering signal, as the DRA4-CMXE200D3 is designed to operate asynchronously.The internal circuitry in the DRA4-CMXE200D3 consists primarily of a microcontroller, power transistors, and a resistor network to adjust the operating parameters. Given its simple nature, it has good reliability and life span, and is also a cost-effective solution for controlling light loads in many applications.In terms of performance, the DRA4-CMXE200D3\'s switching speed can reach up to 1ms, allowing it to react quickly to input signals. Its operating temperature range is from -40°C to +85°C, making it suitable for use in a wide variety of environmental conditions. Finally, its maximum output load current is 20A, allowing it to handle most light loads up to 3HP.Overall, the DRA4-CMXE200D3 is an ideal solid state relay for a wide variety of applications requiring a reliable and low cost switching solution. It has a simple working principle and is capable of handling a variety of light loads with its 20A maximum current output and fast switching speed. Its operating temperature range also makes it suitable for use in many different environment.

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