FN258HV-55-34

Overview

The FN258HV-55-34 is a three-phase (Delta) EMC/EMI line filter manufactured by TE Connectivity Schaffner. It supports a current rating of 55 A and operates at DC to 60 Hz. The unit features a two-stage configuration with terminal block connections. Designed for chassis mounting, it provides electromagnetic interference suppression for power drive systems.

Feature Summary

• Book-style construction optimized for inverter and power drive applications
• Two-stage filtering architecture for enhanced noise attenuation
• Terminal block interface for secure electrical connections

Applications

• Inverter systems
• Power drive systems
• Industrial machinery requiring EMI suppression

Procurement Notes

Verify the specific HV designation against the official datasheet to confirm high-voltage compatibility requirements. Ensure the Delta phase configuration matches the system topology. Confirm terminal block specifications align with installation constraints before procurement.

Selection Notes

Select this model for three-phase Delta configurations requiring 55 A capacity. The two-stage design offers superior attenuation compared to single-stage units. Verify chassis mounting dimensions and terminal block accessibility during the integration phase.

Part Context

This component belongs to the FN 258 series, which provides book-style EMC/RFI filters. The series is engineered for state-of-the-art noise suppression in demanding industrial environments, specifically targeting inverters and power drive systems where high reliability is required.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.