B82746S4103A020

Overview

The B82746S4103A020 is a current-compensated ring core triple choke manufactured by EPCOS - TDK Electronics. It is designed as a 3-line common mode choke with chassis mounting capabilities. The component features a rated voltage of 520/300 V AC at 50/60 Hz and supports a continuous current of 10 A. It provides an inductance of 3x1.7 mH. The unit undergoes a test voltage of 2800 V AC for 2 seconds between lines, ensuring robust isolation for industrial power applications.

Feature Summary

• Triple choke configuration utilizing current-compensated ring core technology
• Designed for direct chassis mounting to facilitate secure installation
• Provides high insulation strength through specified line-to-line test voltage ratings

Applications

• Industrial power supply input filtering
• Three-phase motor drive noise suppression
• Chassis-mounted electromagnetic interference mitigation systems

Procurement Notes

Verify the specific suffix code against official TDK documentation to confirm exact electrical tolerances and mechanical dimensions. Ensure the selected variant matches the required rated voltage and current specifications for the target application. Confirm compliance with relevant safety standards before integration into certified equipment designs.

Selection Notes

Select this component when three-phase common mode noise reduction is required in space-constrained chassis environments. The ring core design offers high saturation current capability suitable for industrial loads. Evaluate thermal management requirements based on the 10 A rating and ambient operating conditions to ensure reliable long-term performance.

Part Context

This part belongs to the B82746 series of current-compensated ring core triple chokes from EPCOS. These components are engineered for robust performance in demanding industrial settings. The series utilizes toroidal geometry to minimize external magnetic fields while maximizing common mode impedance for effective noise suppression.

Replacement Considerations

Consult official TDK cross-reference lists for verified substitutes. Ensure replacement parts maintain identical mounting styles and electrical ratings.