DAC1 Three Phase EMI Filter-An Efficient EMI Suppression Solution in Industry
author: DOREXS
2025-04-02
The DAC1 series three-phase EMI filter is a high-performance electromagnetic interference suppression device designed for industrial environments, especially for inverters and motor drives, which have strict requirements on electromagnetic compatibility (EMC). This series of products adopts a single-stage filter circuit design, has a compact appearance structure and excellent filtering performance, can effectively suppress the conducted interference generated by power electronic equipment, ensure that the equipment complies with relevant EMC standards, and improve the stability and reliability of the equipment.
Learn more about selecting the right power filter...
The DAC1 series EMI filter adopts a single-stage filter circuit design, provides a rated current range of 6A to 20A, is suitable for 380VAC-440VAC voltage levels, and supports 50/60Hz operating frequencies. Its compact appearance design not only saves installation space, but also facilitates integration into various industrial systems.
Main technical parameters
- Rated current: 6A-20A (multiple specifications available)
- Rated voltage: 380VAC-440VAC
- Operating frequency: 50/60Hz
- Temperature range: -25℃~85℃ (wide temperature design to adapt to various environments)
- Withstand voltage test:
- Line to line: 1500VDC
- Line to ground: 2750VAC (high insulation level ensures safety)
- Fireproof level: UL 94V-0 (meets strict safety standards)
Product features
Excellent EMI suppression performance
Effectively filters out high-frequency noise generated by power electronic equipment, reduces conducted interference, and helps equipment pass EMC certification tests such as CE and FCC.
Rugged and reliable design
- Bolt and terminal block dual installation methods ensure a firm and reliable connection
- Compact structure design saves installation space
- Industrial-grade protection, adapt to harsh working environment
Safety features
- High voltage design provides additional safety margin
- UL 94V-0 fireproof material reduces fire risk
- Wide temperature range ensures stable operation in various environments
Application flexibility
- Single-stage filter design simplifies system structure
- Multiple current specifications available (6A-20A)
- Applicable to 380VAC-440VAC voltage system
These parameters not only ensure the reliability of the filter in harsh working environments, but also ensure that it can still perform excellent filtering effects in high voltage and high frequency environments.
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This series of 3 phase filter modules are made of high-quality materials and have strong applicability.
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| DAC1-Size |
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| DAC1-Insertion loss |
Typical applications
DAC1 series three-phase EMI filters are particularly suitable for the following application scenarios:
- Motor control systems
- Photovoltaic inverters and wind power generation systems
- Industrial automation equipment
- Medical equipment power supply systems
- Other power electronic equipment that require high-level EMC protection
By installing DAC1 3 phase EMI filter on key power lines, the risk of electromagnetic interference can be significantly reduced, thereby improving the stability and safety of the overall system.
Why choose DAC1 series?
In today's industrial environment, electromagnetic compatibility issues are becoming increasingly prominent. The electromagnetic interference generated by the equipment may not only affect its normal operation, but also interfere with surrounding electronic equipment. The DAC1 series three-phase EMI filter provides customers with a cost-effective EMC solution with its excellent filtering performance, reliable structural design and wide environmental adaptability.
Its compact design is particularly suitable for installation environments with limited space, while the wide current and voltage range can meet the needs of equipment with different power levels. Whether it is a new project or EMC problem rectification, the DAC1 series can provide a reliable solution.
Its compact design is particularly suitable for installation environments with limited space, while the wide current and voltage range can meet the needs of equipment with different power levels. Whether it is a new project or EMC problem rectification, the DAC1 series can provide a reliable solution.
As a leading manufacturer of EMI filtering solutions, DOREXS has extensive R&D experience and advanced production equipment. We are committed to providing customers with high-quality EMI filtering products and services to meet the needs of multiple fields from industrial to consumer electronics.
To learn more about 3 phase EMI filters and EMI solutions, please browse our EMI filter products or contact our technical team.
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