B84143B0250S021

Power Line Filter Modules Overview

The EPCOS B84143B0250S021 is a three-phase AC power line EMC filter designed for industrial applications. It features a rated current of 250A and supports rated voltages of 440VAC and 760VAC at 50/60Hz. The unit utilizes chassis mounting with terminal block connections. Electrical specifications include a DC withstand voltage of 3270V (line-to-line) for 2 seconds. The filter operates within a temperature range of -25°C to +100°C and exhibits a low resistance value of 3.5mΩ. It complies with UL 1283 standards and maintains a leakage current of 2.19 mA.

Power Line Filter Modules Feature Summary

• Provides electromagnetic interference suppression for three-phase power systems
• Engineered for high-current industrial environments up to 250A
• Supports dual voltage ratings for versatile global deployment

Power Line Filter Modules Applications

• Industrial motor drive systems
• Regenerative frequency converter setups
• High-power machinery requiring EMI compliance

Power Line Filter Modules Procurement Notes

Verify the specific suffix code against official TDK/EPCOS documentation to confirm voltage class and physical dimensions. Ensure the procurement channel provides genuine components with traceable manufacturing dates. Cross-reference the terminal block configuration with existing panel layouts to guarantee mechanical compatibility during installation.

Power Line Filter Modules Selection Notes

Select this component when system requirements demand high continuous current handling alongside robust noise attenuation. Confirm that the application voltage does not exceed the 760VAC rating. Evaluate thermal management needs given the operating temperature limits and ensure adequate ventilation around the chassis-mounted enclosure for optimal performance.

Power Line Filter Modules Part Context

This model belongs to the B84143 series of three-phase RFI filters manufactured by EPCOS, now part of TDK Electronics. These filters are engineered for compact integration into power distribution units. The series offers various current ratings and voltage configurations to meet diverse international safety and emission standards for electronic equipment.

Power Line Filter Modules Replacement Considerations

Consult official TDK cross-reference guides for direct substitutes. Verify that any alternative part matches the 250A current rating and 440/760VAC voltage specifications. Ensure dimensional compatibility for chassis mounting and identical terminal block arrangements to maintain electrical connectivity.