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Product Detailed Parameters
- Description：LINE FILTER 20A CHASSIS MOUNT
- Series：FN 3275
- Mfr：Schaffner EMC Inc.
- Package：Bulk
- Filter Type：Three Phase (Delta)
- Configuration：Single Stage
- Voltage - Rated DC：-
- Voltage - Rated AC：-
- Current：20 A
- Frequency - Operating：DC ~ 60Hz
- Applications：General Purpose
- Approval Agency：CSA, ENEC, UR
- Operating Temperature：-25°C ~ 100°C
- Mounting Type：Chassis Mount
- Termination Style：Terminal Post
- Inductance：-
- Voltage - Rated AC (Phase to Ground/Neutral)：300 V
- Voltage - Rated AC (Phase to Phase)：520 V
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Overview
The Schaffner FN3275H-20-44 is a three-phase EMC/EMI line filter designed for general-purpose industrial applications. It provides electromagnetic interference suppression in power systems. The component operates at 60Hz with a rated voltage of 480VAC and a current capacity of 20A. It features chassis mounting and terminal block connections. The unit has a compact form factor suitable for space-constrained installations.
Feature Summary
- Provides electromagnetic interference suppression in industrial power systems
- Optimized for general-purpose industrial applications
- Compact design suitable for space-constrained installations
Applications
- General-purpose industrial applications
- Industrial motor drive systems
- Power supply input stages
Procurement Notes
Verify the specific part number suffix against official Schaffner documentation to confirm exact electrical ratings and mechanical dimensions. Ensure compatibility with system voltage and current requirements before procurement. Confirm mounting hardware and terminal specifications match the installation environment.
Selection Notes
Select this model for applications requiring three-phase EMI filtering in industrial settings. Consider the 20A current rating and 480VAC voltage limit during system design. Evaluate space constraints as the unit is designed for compact installation. Verify terminal block connectivity matches existing wiring infrastructure.
Part Context
This component belongs to the Schaffner FN3275 series, which focuses on three-phase EMC solutions. The series targets industrial environments where conducted emissions must be controlled. It complements other Schaffner filters by offering a balance of performance and physical size for standard industrial power distribution networks.
Replacement Considerations
Check Schaffner's official substitution guide for direct replacements. Verify that any substitute maintains identical phase count, current rating, and voltage specifications. Ensure mechanical mounting dimensions are compatible with existing chassis cutouts.
