B84144B0250S121

Power Line Filter Modules Overview

The B84144B0250S121 is a three-phase EMC line filter manufactured by EPCOS - TDK Electronics. It features a chassis mount design with terminal block connections, rated for a maximum current of 250A and a voltage of 305/530 V AC at 50/60 Hz. The unit measures 91 x 216 x 156 mm and operates within a temperature range of -25°C to +100°C. It complies with UL 1283 standards and exhibits a leakage current of 2.19 mA.

Power Line Filter Modules Feature Summary

• Provides electromagnetic interference suppression for three-phase power systems
• Designed for high-current industrial applications up to 250A
• Constructed for secure chassis mounting using terminal blocks

Power Line Filter Modules Applications

• Industrial motor drives and power converters
• Three-phase machinery requiring RFI suppression
• Heavy-duty power distribution units

Power Line Filter Modules Procurement Notes

Verify the specific suffix S121 against official TDK documentation to confirm exact terminal configuration and certification status. Ensure the input voltage rating matches the 305/530 V AC specification. Confirm that the 250A current rating aligns with the system's peak load requirements before integration.

Power Line Filter Modules Selection Notes

Select this component for applications requiring robust three-phase filtering in high-current environments. The chassis mount style suits fixed installations where space allows for the specified dimensions. Verify thermal management capabilities given the operating temperature limits and current handling capacity.

Power Line Filter Modules Part Context

This component belongs to the B84144 series of EMC filters from EPCOS, now part of TDK Electronics. These filters are engineered for industrial power electronics, offering reliable noise attenuation while maintaining compliance with international safety standards for electrical equipment.

Power Line Filter Modules Replacement Considerations

Consult official TDK cross-reference lists for verified substitutes. Ensure any replacement maintains the 250A rating, three-phase configuration, and chassis mount form factor.