NAP-20-101-DXE

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Power line filter modules are essential for many electrical applications. The NAP-20-101-DXE power line filter module is a popular filter module, providing fast response and efficient power filtering. This article will explore the application field and working principle of this module, and thus demonstrate its advantages.

The NAP-20-101-DXE provides filtered EMC noise reduction for power systems located in industrial and commercial buildings. The module is designed to reduce interference with EMI sensitive equipment and can be used in 3 phase and 1 phase power systems. It is also effective in providing harmonic reduction in variable frequency drive (VFD) systems. It can also be used in power distribution systems where interference reduction is required.

The NAP-20-101-DXE is designed to filter inrush, outrush and transients from power lines, as well as any parasitic capacitance between the power line and the equipment. It is constructed with non-condensing, liquid-filled elements and is available in a variety of sizes. The module is also designed with safety in mind, ensuring that all components are properly insulated and grounded for our safety.

When properly installed and adjusted, the module will provide basic spectral filtering up to Class E of the IEEC EMC standard, making it an ideal choice for industrial applications. The module also provides differential filtering, using two isolating capacitors which are connected in series, or parallel, with the third lead providing ground connection. This ensures effective filtering of the modulated harmonics generated by the variable frequency drives.

The working principle of the NAP-20-101-DXE consists of two component sets located inside the housing. The main component is the filter element, which is comprised of two electrically-connected coils – one in the input, and one in the output – and is connected to a center tap. The second component is the voltage balancing resistor, which ensures that the voltage in the output is the same as the input. The filter element and the voltage balancing resistor are connected to the power line via connecting wires.

The filter element is designed to absorb the EMI noise by creating a resonance frequency which is equal to that of the noise. The filter element and the voltage balancing resistor work together to reduce the EMI noise in power line systems, providing efficient power filtering. The filter also provides common mode noise cancellation, and passes only the line frequency. As a result, the power line is free of any noise, allowing the efficient operation of the equipment connected to it.

In conclusion, the NAP-20-101-DXE is a highly efficient power line filter module, providing fast response and effective power filtering for the power line systems. It is designed to provide superior protection against EMI noise, harmonic reduction in VFD systems, and common mode noise cancellation. As a result, the module is an ideal choice for industrial and commercial applications that require superior protection against power line noise.

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