CWU4810P

Solid State Relays, also known as SSRs, are electronic valves which serve as power switches. The most common type is the optically coupled SSR, which has two semiconductors (transistors and LEDs) to electrically separate the control (input) signal from the power (output) signal. These devices are commonly used in automation and control systems, due to their ability to switch higher voltage and/or current than conventional electromechanical relays. They are also typically more reliable, smaller in size, and able to switch much faster than electromechanical relays.One of the most popular SSRs is the Crystal-controlled CWU4810P, which switches power by means of a crystal-based frequency-switching circuit. The CWU4810P is designed for use in switching applications with a control voltage of 4.5 to 24V DC, an output voltage of 90 to 264V AC, and a maximum load of 1A. The switching frequency is fixed at a nominal frequency of 1 kHz, but can be adjusted between 0.1 to 2 kHz with a precise frequency trimming resistor.The CWU4810P contains two MOSFETs (Metal Oxide Semiconductor Field Effect Transistors), an AC gate drive IC (Integrated Circuit), and a DC gate drive circuit, making it well-suited for both AC and DC loads. The AC current version of the CWU4810P allows for fast switching and high reliability, while the DC current version has additional features such as surge protection and a low threshold voltage.The CWU4810P has a wide variety of applications, such as switch mode power supplies, lighting control, industrial automations, motor control, and home automation systems. It is commonly used in power supplies and motor controllers for controlling the switching frequency. It can also be used in high-frequency inverters, serial communication circuits, and DC-DC converters.The CWU4810P is designed to be able to operate in a wide range of temperatures, making it suitable for many demanding environments. It has an operating temperature range of -40°C to +90°C and is able to handle high-frequency switching without issues. The CWU4810P also has a built-in protective circuit, which prevents it from malfunctioning due to overvoltage or overcurrent.The working principle of the CWU4810P is based on the frequency-switching circuit. When the control voltage is applied, the frequency of the oscillator is adjusted between 0.1 to 2 kHz. Depending on the frequency, the corresponding MOSFETs are switched ON or OFF, which controls the output voltage. The switch is then opened or closed as required by the control voltage, causing the output voltage to be either turned ON or OFF.In summary, the CWU4810P is a highly reliable and versatile SSR designed for use in a variety of switching applications. It uses a crystal-based frequency-switching circuit to accurately control the output voltage. Its wide temperature range makes it suitable for many demanding environments, while its built-in protective circuit prevents it from malfunctioning in the event of overvoltage or overcurrent. Ultimately, the CWU4810P is a great choice for any electrician or professional looking to reliably switch higher-voltage and current applications than before.

CWU4810	Sensata-Cryd...	42.76 $	10	RELAY SSR 10A 660VAC AC O...
CWU4825	Sensata-Cryd...	43.09 $	6	RELAY SSR 25A 660VAC AC O...
CWU48125	Sensata-Cryd...	96.34 $	10	RLY SSR 125A 660VAC AC OU...
CWU48125-10	Sensata-Cryd...	97.52 $	20	RLY SSR 125A 660VAC AC OU...
CWU4825P	Sensata-Cryd...	44.27 $	33	RELAY SSR 25A 660VAC AC O...
CWU4850	Sensata-Cryd...	48.17 $	19	RELAY SSR 50A 660VAC AC O...
CWU4850P	Sensata-Cryd...	49.36 $	15	RELAY SSR 50A 660VAC AC O...
CWU4850P-10	Sensata-Cryd...	50.53 $	20	RELAY SSR 50A 660VAC AC O...
CWU4890	Sensata-Cryd...	74.88 $	18	RELAY SSR 90A 660VAC AC O...
CWU4810-10	Sensata-Cryd...	41.87 $	1000	RELAY SSR 10A 660VAC AC O...
CWU4810P	Sensata-Cryd...	41.87 $	1000	RELAY SSR 10A 660VAC AC O...
CWU4825-10	Sensata-Cryd...	42.19 $	1000	RELAY SSR 25A 660VAC AC O...
CWU4810P-10	Sensata-Cryd...	42.99 $	1000	RELAY SSR 10A 660VAC AC O...
CWU4825P-10	Sensata-Cryd...	43.32 $	1000	RELAY SSR 25A 660VAC AC O...
CWU4850-10	Sensata-Cryd...	47.03 $	1000	RELAY SSR 50A 660VAC AC O...
CWU48125P	Sensata-Cryd...	92.94 $	1000	RLY SSR 125A 660VAC AC OU...
CWU48125P-10	Sensata-Cryd...	94.06 $	1000	RLY SSR 125A 660VAC AC OU...
CWU4890P	Sensata-Cryd...	72.49 $	1000	RELAY SSR 90A 660VAC AC O...
CWU4890-10	Sensata-Cryd...	72.49 $	1000	RELAY SSR 90A 660VAC AC O...
CWU4890P-10	Sensata-Cryd...	73.61 $	1000	RELAY SSR 90A 660VAC AC O...