SSR-240D25R

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Solid State Relays (SSRs) are semiconductor devices with no moving parts. They provide extensive benefits over conventional electromechanical relays since they are inherently noiseless, maintenance-free, have low radio frequency interference and no contact bounce or oxidization issues. The SSR-240D25R embodies all these advantages into a modern, robust design.

The SSR-240D25R is a popular model that offers a 25 ampere rating and a wide range of input voltage options to ensure a universal application in a variety of drive circuits. Its load capability is 24Vdc, 4-32Vac or 100-277Vac, and its SCR output provides 240Vac, 25Amp. This unit also offers high insulation voltage of 4,000VAC between input and output terminals, making it suitable for use in high voltage applications.

The SSR-240D25R’s application field is vast, ranging from DC to AC energy control applications. Examples of its use include industrial equipment, home appliance drivers, heating elements, motors and light dimmers. It works in high ambient temperatures of 85-degree Celsius without compromising its performance, allowing more intense and efficient use of energy.

The working principle behind the SSR-240D25R relies on its ability to control electrical circuits without having to physically shift mechanical contacts. Its output is activated by a relatively low current at the input terminals, which is then amplified to a high current through the SCR (Silicon Controlled Rectifier) output. The unit can be cycled on and off rapidly when the input is not steady, making it less sensitive to changes in the input current.

The SSR-240D25R also features a high forward current operation, meaning it can switch as much power as it needs without risk of damage. It has extremely low input and control power and is designed to turn on and off rapidly with minimal energy loss due to its insulation resistance capability. Its accurate current regulation feature prevents excessive current from impacting the connected load.

The SSR-240D25R has all the necessary features to ensure reliable and energy efficient operation of a wide variety of applications. Its low power consumption, high insulation voltage, fast switching time, high forward current operation and accurate current regulation capabilities make it ideal for a variety of medium to high voltage projects.

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