FN3359-250-28

Overview

The FN3359-250-28 is a three-phase EMC/RFI power line filter manufactured by TE Connectivity / Schaffner. It features a rated current of 250 A and a voltage rating of 520 VAC, with an operating frequency range of 0 Hz to 60 Hz. The unit utilizes chassis mount installation and terminal block termination. Key electrical specifications include a leakage current of 5.1 mA. Physical dimensions are 370 mm in length, 230 mm in width, and 125 mm in height, with an operating temperature range from -25 C to +100 C. The component weighs 7 kg and holds UL, CSA, and IEC/EN compliance certifications.

Feature Summary

• Provides high-current electromagnetic interference mitigation for three-phase power systems
• Utilizes a robust chassis mount design for secure industrial integration
• Employs terminal block connections for straightforward wiring implementation

Applications

• Industrial automation machinery requiring high-power filtering
• Large-scale climate control systems
• Heavy-duty manufacturing equipment power supplies

Procurement Notes

Verify the specific manufacturer part number against official TE Connectivity or Schaffner documentation to ensure compatibility with system requirements. Confirm that the terminal block interface matches existing wiring infrastructure. Check for updated compliance certifications relevant to the target deployment region. Ensure physical dimensions fit within the designated chassis enclosure space before finalizing procurement decisions.

Selection Notes

Select this model when applications demand high continuous current handling capabilities up to 250 Amperes in three-phase configurations. Consider the thermal management requirements given the maximum operating temperature limit. Evaluate the physical footprint constraints against the specified length and width measurements. Ensure the terminal block termination style aligns with available connection hardware and panel layout specifications.

Part Context

This component belongs to the FN3359 series, which offers off-the-shelf high-power filtering solutions. The series supports rated currents ranging significantly higher than this specific unit, extending up to 2500 Amperes. This particular variant addresses mid-range high-current needs within the broader product family designed for demanding industrial power quality applications.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference guides for verified alternatives.