3-137-022

Overview

The SCHURTER Inc. model 3-137-022 is a single-phase EMC/EMI line filter belonging to the FMAB NEO series. It features an integrated PE choke and utilizes quick connect terminals for circuit attachment. The unit supports a rated voltage of 250 VAC and a continuous current rating of 8 A at frequencies between 50 Hz and 60 Hz. Designed for chassis mounting, it exhibits a leakage current of 1.57 mA. The component operates within a temperature range extending up to +100°C.

Feature Summary

• Integrates a protective earth (PE) choke for enhanced noise suppression
• Utilizes quick connect terminal interfaces for simplified assembly
• Constructed as a single-stage filtering solution for electromagnetic interference

Applications

• Medical equipment power supply protection
• Single-phase AC power line filtering
• Chassis-mounted electronic device integration

Procurement Notes

Verify that the specific part number matches the required electrical ratings, particularly the 8 A current capacity and 250 VAC voltage limit. Confirm the quick connect terminal type aligns with existing PCB or wiring harness specifications. Ensure the chassis mounting style fits the enclosure design constraints before finalizing procurement orders.

Selection Notes

Select this component when a compact, single-stage EMI filter with integrated PE functionality is required for medical or general industrial applications. The quick connect interface suits automated assembly processes. Consider the 1.57 mA leakage current specification if strict isolation limits apply to the downstream circuitry.

Part Context

This filter belongs to the FMAB NEO series by Schurter, designed for efficient noise attenuation in single-phase AC systems. The series emphasizes compact form factors suitable for space-constrained chassis installations while maintaining compliance with relevant safety standards for medical and industrial electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing filters based on identical current ratings, voltage limits, and terminal configurations before attempting substitution.