B84143B0400S021

Power Line Filter Modules Overview

The B84143B0400S021 is a three-phase EMC/EMI line filter manufactured by EPCOS (TDK Electronics). It is rated for a maximum current of 400 A and operates at voltages of 440 V AC or 760 V AC at 50/60 Hz. The unit features chassis mounting with busbar termination. It belongs to the B84143B series and is designed for industrial power applications requiring significant electromagnetic interference suppression.

Power Line Filter Modules Feature Summary

• Three-phase configuration for balanced power systems
• Chassis mount design for secure installation
• Busbar termination style for high-current connections

Power Line Filter Modules Applications

• Inverter systems
• Power drive systems
• Industrial machinery

Power Line Filter Modules Procurement Notes

Verify the specific suffix S021 confirms the 440/760 V AC rating, as other suffixes like S020 or S024 denote different voltage classes within the same series. Confirm physical dimensions and terminal compatibility with existing busbar layouts before procurement. Ensure the component meets required safety certifications such as UL or cUL for the target market.

Power Line Filter Modules Selection Notes

Select this model when a 400 A continuous current rating is required for three-phase filtering. Compare against the B84143B0600S021 if higher current capacity is needed. Verify that the chassis mounting footprint fits the available enclosure space. Ensure the operating temperature range aligns with the environmental conditions of the installation site.

Power Line Filter Modules Part Context

This component is part of the B84143B series of three-phase EMC filters from TDK Electronics. The series includes variants with different current ratings and voltage specifications, identified by unique alphanumeric suffixes. These filters are engineered for robust performance in demanding industrial environments.

Power Line Filter Modules Replacement Considerations

FMCC-I93D-U054 by SCHURTER Inc. is listed as an alternative.