HRPG-300-48

Power (Watts):	336W
Approvals:	CB, CE, cURus, TUV
Minimum Load Required:	No
Size / Dimension:	7.83" L x 4.13" W x 1.61" H (199.0mm x 105.0mm x 41.0mm)
Mounting Type:	Chassis Mount
Features:	Adjustable Output, PFC, Remote On/Off, Remote Sense, Universal Input
Operating Temperature:	-40°C ~ 70°C (With Derating)
Efficiency:	89%
Voltage - Isolation:	3kV
Applications:	ITE (Commercial)
Series:	HRPG-300
Current - Output (Max):	7A
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	48V
Voltage - Input:	85 ~ 264 VAC, 120 ~ 370 VDC
Number of Outputs:	1
Type:	Enclosed
Part Status:	Active

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AC DC converters are dynamic systems that convert alternating current (AC) to direct current (DC). AC and DC differ in their voltage and current flow directions. AC fluctuates, while DC maintains a constant level of voltage and current. A converter is capable of modifying and controlling the characteristics of the voltage and current, and thereby providing stable power for appliances and industrial equipment that require it. As an example, the HRPG-300-48 is a popular AC DC converter that is used in various applications, and today we will be discussing its application field and working principle.

Application Field

The HRPG-300-48 applications include telecommunications, power, industrial automation, solar, and UPS systems. One of the main advantages of the HRPG-300-48 is its ability to provide a very precise voltage regulation of up to ± 0.2%. This makes it perfect for sensitive electronics and components that may be affected by changes in voltage and amperage. Additionally, the HRPG-300-48 is also capable of providing a maximum output of 48 VDC with an input of 230 Volts AC, or 230 Volts AC with an output of 48 VDC. The HRPG-300-48 is a robust unit that has a wide variety of features. It has a maximum efficiency of up to 95%, adjustable current limit, over/under voltage protection, short circuit protection, and reverse polarity protection. Additionally, it also features a temperature monitor and a built-in cooling fan.

Working Principle

The HRPG-300-48 works by converting an AC voltage to a DC voltage via the flyback transformer. In a flyback transformer the primary winding is powered by a voltage and the secondary winding produces an output voltage dependent on the primary winding. The converter itself is a very simple circuit with two main components, the transformer and the rectifier. The transformer takes the incoming AC voltage and steps it down to a lower voltage, which is then rectified and filtered to provide a DC output. The rectifier is composed of diodes and acts as an electrical one-way valve, only allowing current to flow one way and blocking any current flowing in the opposite direction. Once the current goes through the rectifier, it is sent through a filter which eliminates any noisy interference. Finally, the converter is equipped with various protection features such as the short-circuit protection, which cuts off the power when a short circuit is detected, the over/under voltage protection, which turns off the power when the voltage reaches either an unsafe high or an unsafe low, and the reverse-polarity protection, which is designed to protect the device from accidental reverse voltage.

Conclusion

The HRPG-300-48 is a reliable AC-DC converter that offers many features, including precise voltage regulation of up to ±0.2%. Its wide range of applications, such as telecommunications, power, industrial automation, solar, and UPS systems, make it an ideal choice for a variety of projects. Additionally, the converter is equipped with a variety of protection features to protect the device from damage. Its simple and efficient working principle makes it a great option for any project.

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