NAH-20-331-D

Power Line Filter Modules Overview

The Cosel NAH-20-331-D is a single-stage common mode noise filter designed for AC and DC power lines. It supports a voltage rating of 250 VAC and 250 VDC with a continuous current capacity of 20 A. The unit features a capacitance value of 330 pF and a maximum leakage current of 25 uA. It operates within a frequency range of 10 kHz to 1 MHz and is constructed for DIN rail mounting using screw terminals.

Power Line Filter Modules Feature Summary

• Provides effective attenuation of common mode electromagnetic interference across specified frequency bands
• Designed for secure installation on standard DIN rails utilizing screw terminal connections
• Maintains low leakage current characteristics suitable for sensitive equipment protection

Power Line Filter Modules Applications

• Industrial control systems requiring EMI suppression
• Commercial information technology equipment (ITE) power conditioning
• General purpose AC/DC power line filtering applications

Power Line Filter Modules Procurement Notes

Verify the specific suffix designation against official Cosel documentation to confirm terminal type and mechanical configuration. Ensure the selected variant matches the required voltage and current ratings for the target application circuit. Cross-reference manufacturer part numbers directly to avoid substitution errors during procurement.

Power Line Filter Modules Selection Notes

Select this component when a single-stage solution is sufficient for the intended noise reduction requirements. Confirm that the 20 A current rating aligns with the system load specifications. Verify compatibility with existing DIN rail infrastructure and ensure the screw terminal interface meets the wiring constraints of the installation environment.

Power Line Filter Modules Part Context

This model belongs to the Cosel NAH series of power line filters, which are engineered for industrial and commercial environments. The series offers various current ratings and capacitance values to address different electromagnetic compatibility needs while maintaining standardized mounting profiles for easy integration into existing electrical panels.

Power Line Filter Modules Replacement Considerations

Consult official Cosel documentation for verified substitute part numbers. Do not assume interchangeability based on similar ratings alone. Verify mechanical dimensions and terminal configurations before considering alternative models from other manufacturers.