FN356-50-33

Overview

The Schaffner FN356-50-33 is a three-phase and neutral power line filter designed for chassis mounting with terminal block termination. It operates at frequencies from 0 Hz to 60 Hz with a rated voltage of 440 VAC and a current rating of 50 A. The unit features low leakage current of 430 uA and power loss of 15.8 W. It weighs 2.3 kg and holds UL, CSA, and IEC/EN certifications.

Feature Summary

• Provides electromagnetic interference suppression for three-phase and neutral circuits
• Utilizes chassis mount construction with terminal block connections
• Complies with international safety standards including UL, CSA, and IEC/EN

Applications

• Industrial machinery power conditioning
• Three-phase motor drive systems
• Commercial building infrastructure equipment

Procurement Notes

Verify component status as the FN356-50-33 is listed as discontinued by TE Connectivity / Schaffner. Confirm availability through authorized distributors or secondary markets. Ensure replacement strategies are evaluated prior to procurement due to end-of-life status.

Selection Notes

Select this component only if legacy compatibility is required for existing 50 A three-phase installations. Evaluate alternative models within the FN3256H series or newer generations for new designs. Verify physical dimensions and terminal block specifications match existing panel layouts.

Part Context

This model belongs to the FN356 series of power line filters manufactured by TE Connectivity / Schaffner. The series is engineered for high-current applications requiring robust EMI/RFI attenuation in industrial environments. The specific suffix indicates terminal block configuration and certification compliance.

Replacement Considerations

Public confirmed substitute part number: FN3256H-64-34.