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• Release time：2024-10-18 10:00
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【概要描述】Cold-formed rectifier cabinet is a kind of equipment used to rectify the power supply, which is widely used in industrial electrical equipment and power electronic equipment. Its main function is to convert alternating current to direct current to ensure the normal operation of the equipment. The following is the analysis of some key parameters of the cold-formed rectifier cabinet: 1. Input voltage and frequency Input voltage: refers to the AC voltage range that the rectifier cabinet can receive, generally marked with rated voltage values, such as 380V, 400V, etc. Frequency: Usually 50Hz or 60Hz, according to the power standard of the country or region. 2. Output voltage and current Output voltage: refers to the DC voltage output after the rectifier cabinet is rectified. Need to meet the voltage requirements of the utility equipment, usually adjustable. Output current: refers to the DC current capacity that the rectifier cabinet can provide, usually in amperes (A). For industrial applications, the output current ranges widely, possibly from tens of amperes to thousands of amperes. 3 Cooling system Natural cooling : Suitable for low power rectifier cabinet, heat dissipation through natural convection. Air cooling: Medium and high power rectifier cabinets use fans for forced heat dissipation to improve the heat dissipation effect of the device. Water cooling: For high-power rectifier cabinets, effectively take away heat through the water cooling system, applied to scenarios with extremely high power requirements. 4. Efficiency Rectification efficiency : refers to the efficiency of converting input AC to direct current, usually between 85% and 95%. High efficiency means less energy loss. Power factor : indicates the utilization efficiency of the power supply of the rectifier cabinet, which should be as close as possible to 1. 5. Protection function Overvoltage protection : prevent the output voltage from being too high to damage the equipment. Overcurrent protection : Prevent equipment damage caused by output current exceeding the design value. Short circuit protection : When a short circuit occurs, the rectifier quickly cuts off the power supply to protect the equipment. overheating protection : When the temperature inside the cabinet is too high, it will automatically stop and alarm. 6. Control system Manual control : Adjust the output voltage and current manually. Automatic control : Automatic adjustment and control by microprocessor or PLC to achieve higher accuracy and flexibility. Remote monitoring : Support remote monitoring and operation through the network, easy maintenance and management. 7. Size and installation Size: Select different sizes of rectifier cabinets according to demand to ensure that they can be installed in a predetermined space. Installation mode : Support floor type, wall mounted and other different installation modes to adapt to different site conditions. 8. Environmental adaptability Operating temperature range : usually -10°C to 50°C, but a wider temperature range may be required for special applications. Protection grade : such as IP20, IP54, etc., refers to the dustproof and waterproof grade of the rectifier cabinet. Through the analysis of these key parameters of the cold-formed rectifier cabinet, the suitable rectifier cabinet can be better selected and applied to ensure the stable operation of the system and the life of the equipment. For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill