B84143C 250S250

Power Line Filter Modules Overview

The B84143C 250S250 is a three-phase EMC/EMI line filter module designed for converter applications. It features a rated current of 250 A and operates at 50–60 Hz with a rated voltage of 305/530 V AC (L-PE / L-L). The component provides two-stage filtering to suppress electromagnetic interference. It includes a terminal post interface and carries ENEC, UL, and CSA certifications.

Power Line Filter Modules Feature Summary

• Provides two-stage filtering for effective electromagnetic interference suppression in converter applications
• Features high short-circuit current rating capability for robust industrial operation
• Complies with international safety standards including UL and IEC regulations

Power Line Filter Modules Applications

• Motor-driven frequency converters
• Wind turbines
• Power supplies

Power Line Filter Modules Procurement Notes

Verify the specific suffix designation against official TDK documentation to confirm exact electrical ratings and physical dimensions. Ensure compatibility with the intended system voltage and current requirements before integration. Confirm certification status matches local regulatory needs.

Power Line Filter Modules Selection Notes

Select this model for three-phase systems requiring significant current handling capacity. Evaluate the need for two-stage filtering performance relative to specific EMI constraints. Consider the physical footprint and terminal post configuration for panel mounting feasibility.

Power Line Filter Modules Part Context

This component belongs to the B84143C series of three-line filters developed by EPCOS, now part of TDK Electronics. The series targets high-current power electronics applications, offering compact designs with high attenuation characteristics across wide frequency ranges.

Power Line Filter Modules Replacement Considerations

Consult official TDK cross-reference lists for verified substitutes. Generic equivalents may not match the specific two-stage filtering topology or certified short-circuit ratings required for safety compliance.