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Product Detailed Parameters
- Description：LINE FLTR 250VAC 7.5A CHASS MNT
- Series：3F
- Mfr：Astrodyne TDI
- Package：Box
- Filter Type：Three Phase (Delta)
- Configuration：Two Stage
- Voltage - Rated DC：-
- Voltage - Rated AC：250V
- Current：7.5 A
- Frequency - Operating：50/60Hz
- Applications：General Purpose
- Approval Agency：CE, CSA, cURus, SEMKO
- Operating Temperature：-
- Mounting Type：Chassis Mount
- Termination Style：Quick Connect
- Inductance：-
- Voltage - Rated AC (Phase to Ground/Neutral)：-
- Voltage - Rated AC (Phase to Phase)：-
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Overview
The Astrodyne TDI 3F7A H is a high-performance, three-phase switch-mode EMI power line filter designed for demanding industrial and commercial applications. It provides effective electromagnetic interference suppression for three-phase delta systems operating with switch-mode power supplies. The unit is rated for a current of 7.5 Amperes per phase. This component ensures compliance with international emission standards while maintaining signal integrity in sensitive electronic environments.
Feature Summary
- Provides high-performance attenuation for three-phase delta configurations
- Optimized for use with switch-mode power supply architectures
- Ensures reliable electromagnetic compatibility in industrial settings
Applications
- Industrial automation control panels
- Commercial building infrastructure systems
- Process control equipment
Procurement Notes
Verify the specific datasheet version to confirm mechanical dimensions and terminal types. Confirm that the 7.5A rating aligns with the system's continuous load requirements. Check RoHS3 compliance status if environmental regulations apply to the deployment region. Ensure the mounting configuration matches the available panel space.
Selection Notes
Select this model when three-phase delta filtering is required for low-current switch-mode loads. Compare against higher current ratings if system demands exceed 7.5A. Consider the physical footprint constraints relative to other RP series filters. Validate insertion loss characteristics against specific frequency spectrum requirements.
Part Context
This component belongs to the Astrodyne TDI EMI/EMC filter portfolio, which specializes in power conditioning solutions. The manufacturer offers a range of AC/DC supplies and filters for medical, semiconductor, and defense sectors. The 3F7A H represents a standard off-the-shelf solution within their broader product ecosystem.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult official distributor catalogs for cross-reference data. Verify electrical parameters before substituting with generic alternatives.
