FN3280H-25-33

Overview

The FN3280H-25-33 is a three-phase and neutral power line filter from the Schaffner FN3280 series, designed for high-end industrial applications. It features a 25 A current rating and a 520 VAC voltage rating, operating at frequencies from 0 Hz to 60 Hz. The unit utilizes chassis mounting with terminal block termination and exhibits a leakage current of 10.7 mA. Physical dimensions are 130 mm in length, 125 mm in width, and 115 mm in height, with a weight of 1.3 kg. It holds UL, CSA, and IEC/EN compliance certifications.

Feature Summary

• Two-stage EMC/EMI filtering architecture for enhanced noise suppression
• High-end design optimized for industrial machinery and production automation
• Robust chassis mount construction with secure terminal block connections

Applications

• Industrial machinery
• Production automation equipment
• Three-phase power conditioning systems

Procurement Notes

Verify the manufacturer part number against official TE Connectivity / Schaffner documentation to ensure authenticity. Confirm that the specific suffix matches the required electrical ratings and terminal configuration. Check for updated compliance certificates relevant to your region. Ensure the chassis mounting holes align with your enclosure specifications before finalizing procurement.

Selection Notes

Select this model when a two-stage filter is required for three-phase systems with a 25 A load. The 520 VAC rating suits standard industrial voltages. Consider the physical dimensions and terminal block interface for integration. Verify leakage current limits against safety standards if sensitive medical or precision equipment is connected downstream.

Part Context

This component belongs to the Schaffner FN3280 series of three-phase filters. The series is characterized by high-performance EMI suppression capabilities suitable for demanding industrial environments. The 'H' designation typically indicates a high-end variant within the product family, offering superior attenuation characteristics compared to standard models.

Replacement Considerations

Public confirmed substitute part numbers: None identified.