ESC-03-332-D

Power Line Filter Modules Overview

The ESC-03-332-D is a single-phase EMI/EMC power line filter manufactured by Cosel USA, Inc. It features a common mode noise filtering design with a capacitance of 3.3 nF. The component supports a rated voltage of 250 VAC and 250 VDC, handling a current rating of 3 A. It utilizes screwless terminal block connections for secure wiring. Designed for chassis or DIN rail mounting, it operates within a frequency range of 150 kHz to 1 MHz. The unit exhibits a leakage current of 130 uA and weighs approximately 170 g.

Power Line Filter Modules Feature Summary

• Provides common mode noise suppression for single-phase AC and DC power lines
• Utilizes screwless terminal block connections for simplified installation
• Supports both chassis mount and DIN rail mounting configurations

Power Line Filter Modules Applications

• Industrial control systems requiring EMI suppression
• Medical equipment power input stages
• Information technology equipment (ITE) power conditioning

Power Line Filter Modules Procurement Notes

Verify the specific suffix designation against official Cosel documentation to confirm terminal type and mounting compatibility. Ensure the selected variant matches the required circuit voltage and current ratings for the intended application environment. Cross-reference datasheet specifications regarding leakage current limits to ensure compliance with safety standards.

Power Line Filter Modules Selection Notes

Select this model when a compact, single-stage EMI filter is required for 3 A circuits. The screwless terminal design offers advantages in vibration-resistant environments compared to traditional screw terminals. Consider the 130 uA leakage current specification when designing for sensitive medical or high-impedance inputs.

Power Line Filter Modules Part Context

This component belongs to the ESC series of power line filters from Cosel. It is part of a family designed for general-purpose EMI suppression in low-to-medium current applications. The series typically includes variants with different capacitance values and terminal styles to accommodate diverse system requirements.

Power Line Filter Modules Replacement Considerations

Direct substitutes include other models within the Cosel ESC series, such as the ESC-03-222-D, which shares similar electrical characteristics but may differ in capacitance. Verify pinout and mechanical dimensions before substituting with components from other manufacturers.