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Product Detailed Parameters
- Description：LINE FILTER 250VAC 20A CHASS MNT
- Series：FN 660
- Mfr：Schaffner EMC Inc.
- Package：Tray
- Filter Type：Single Phase
- Configuration：Two Stage
- Voltage - Rated DC：-
- Voltage - Rated AC：250V
- Current：20 A
- Frequency - Operating：DC ~ 400Hz
- Applications：General Purpose
- Approval Agency：CSA, ENEC, UR
- Operating Temperature：-25°C ~ 100°C
- Mounting Type：Chassis Mount
- Termination Style：Terminal Block
- Inductance：480µH
- Voltage - Rated AC (Phase to Ground/Neutral)：-
- Voltage - Rated AC (Phase to Phase)：-
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Overview
The Schaffner FN660-20-03 is a single-phase, two-stage power line filter designed for electromagnetic compatibility. It supports a rated current of 20 A and operates at voltages up to 250 VAC with a frequency of 60 Hz. The unit utilizes chassis mounting and screw termination methods. Key electrical specifications include a leakage current of 190 uA and an operating temperature range from -40°C to +100°C. The device weighs approximately 590 g.
Feature Summary
- Two-stage filtering architecture for enhanced noise suppression
- Chassis mount design for secure installation
- Screw terminal connections for reliable electrical contact
Applications
- Industrial equipment requiring EMI/RFI protection
- Power conditioning systems
- Electronic devices sensitive to line noise
Procurement Notes
Verify the specific suffix code (e.g., -03) against official datasheets to ensure correct voltage and terminal configuration. Confirm availability status as this component may be subject to End-of-Life notifications or limited supply conditions. Cross-reference manufacturer part numbers with authorized distributors to avoid counterfeit components.
Selection Notes
Select this model when a single-phase, two-stage filter is required for 20 A applications. Ensure the chassis mounting style fits the enclosure design. Verify that the 250 VAC rating and 190 uA leakage current meet system safety and performance requirements. Check thermal limits for high-temperature environments.
Part Context
This component belongs to the FN660 series of power line filters manufactured by TE Connectivity / Schaffner. The series is known for robust EMC performance in industrial settings. The FN660-20-03 specifically denotes a 20 A variant with defined terminal and mounting characteristics within this product family.
Replacement Considerations
Check for direct substitutes within the FN660 series with different suffixes for voltage or terminal variations. Verify if newer generations have replaced this part number due to End-of-Life status. Consult official cross-reference lists for compatible alternatives.
