ASSR-301C-503E Relays

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Solid state relays are switch elements that use semiconductor devices as switching elements. They have the same function as conventional electromechanical relays but no moving parts. They are widely used in computer control systems, process control systems, audio-visual control systems, robotics, and industrial transmission systems. The ASSR-301C-503E is a type of solid state relay with many applications in various fields.

The ASSR-301C-503E is an easily installable solid state relay that has a wide range of applications. It can be used in the small output/low power ranges, such as for output control of small motors, fans, pumps, and other types of loads. It can also be used in the control of street lights, traffic lights, home appliances, stage lighting, and other types of low voltage, low power output circuits.

The ASSR-301C-503E provides low power AC switching, ranging from 0.1A to 5A. It allows soft switching of loads for higher electrical efficiency. The output contacts are rated for up to 250 VAC/30VDC. It can be used in temperatures ranging from -30°C to +45°C. The relay is easy to install and is equipped with LED indication for easy visual monitoring of the relay status.

The ASSR-301C-503E has a unique working principle. It features a full bridge solid state switching system that is designed to reduce power consumption and provide accurate switching. This relay uses thyristors as switching components that are triggered by a control signal which energizes the thyristor gate. When the control circuit is excitation, the thyristors switches on and the contact gap is closed, allowing current to pass through the circuit. When the control circuit is turned off, the thyristors is turned off and the contact gap is opened, blocking the flow of current.

The ASSR-301C-503E has a unique over-current protection feature that prevents the overload of current. In case of exceeding the current threshold, the thyristor gate will prevent the passing of current. It also has a reset protection feature that prevents the circuit from staying in an active state after a sudden power failure. This ensures that the relay is operating correctly and that the load is protected.

The ASSR-301C-503E is an excellent choice for both low power AC switching applications and higher power AC switching applications. Its unique working principle ensures that the relay is operating correctly, and its over-current protection and reset protection features provide excellent protection for the load. The relay is also simple to install and its LED indication makes it easy to visually monitor the relay status.

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