RP225-20-.47-S

Overview

The Astrodyne TDI RP225-20-.47-S is a single-phase, two-stage power line filter designed for high-performance electromagnetic interference suppression. It features a rated voltage of 250 VAC and a continuous current capacity of 20 A. The unit incorporates a Y-capacitance value of 0.47 nF to manage leakage currents effectively while maintaining safety compliance. Constructed for chassis mounting with stud terminations, this component operates at standard frequencies of 50 Hz and 60 Hz. It adheres to UL, CSA, and EN certification standards, ensuring reliable integration into industrial power conditioning systems requiring robust EMI filtering capabilities.

Feature Summary

• Dual-stage architecture providing enhanced attenuation across broad frequency ranges
• Chassis mount design with stud termination for secure mechanical installation
• Compliance with major international safety and regulatory standards

Applications

• Industrial machinery power input stages
• Medical equipment power supplies
• Test and measurement instrumentation

Procurement Notes

Verify the specific termination style and capacitance value against the official datasheet before procurement. Confirm that the chassis mounting requirements align with the installation environment. Ensure the operating voltage and current ratings exceed the system's maximum demands to guarantee long-term reliability and safety compliance in the final application.

Selection Notes

Select this model when dual-stage performance is required for stringent EMI reduction in single-phase applications. The 20 A rating suits moderate-power industrial loads. Verify that the 0.47 nF capacitance meets leakage current constraints for the specific end-use equipment. Ensure the chassis mount form factor fits the available enclosure space and thermal management strategy.

Part Context

This component belongs to the RP225 series, which focuses on high-performance dual-stage filtering solutions. The series offers various current and capacitance configurations to address diverse EMI suppression needs. The RP225 models are engineered for durability and consistent performance in demanding electrical environments, supporting global compliance requirements for electronic equipment.

Replacement Considerations

Direct substitutes within the same series include RP225-20-1-QD and RP225-20-3.3-QD. These alternatives share identical mechanical footprints and electrical ratings but differ in capacitance values. Verify that the alternative capacitance does not violate leakage current limits or alter the desired filtering characteristics for the specific circuit.