FLLDU300A445I0

Overview

The KEMET FLLDU300A445I0 is a high-current EMC power line filter designed for industrial applications. It features a rated voltage of 440 VAC and 750 VDC with a continuous current rating of 300 A. The unit incorporates 1 uF capacitance per phase and utilizes chassis mounting with screw termination. Constructed for durability, it operates within a temperature range of -40 C to +85 C. The component measures 215 mm in length and complies with UL and IEC/EN safety standards.

Feature Summary

• High-capacity filtering capability for demanding three-phase power systems
• Robust mechanical design suitable for heavy-duty chassis installation
• Compliance with international safety and electromagnetic compatibility regulations

Applications

• Industrial motor drive systems requiring EMI suppression
• Large-scale renewable energy inverters
• Heavy manufacturing equipment power conditioning
• Railway traction auxiliary power circuits

Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct terminal configuration and insulation class. Confirm that the required current ratings align with the system's peak load demands. Check for updated compliance certifications relevant to the target market. Ensure proper torque specifications are available for the M32 metric nuts during assembly planning.

Selection Notes

Select this model when high current handling is critical alongside effective noise attenuation. Compare leakage current limits against sensitive downstream electronics requirements. Evaluate physical space constraints due to the substantial chassis footprint. Consider thermal management strategies given the high current throughput and ambient operating conditions.

Part Context

This component belongs to the FLLD series of power line filters from KEMET. The series is engineered for robust performance in harsh industrial environments. It provides reliable electromagnetic interference reduction for high-power electrical networks. The design emphasizes long-term stability and safety certification adherence.

Replacement Considerations

Consult official KEMET substitution guides for verified alternatives. Cross-reference pinouts and mounting dimensions before swapping components. Ensure equivalent current and voltage ratings are maintained in any substitute selection.