DAC3 3 Phase 3 Wire EMI Filter 20A-30A
Model No: DAC3

DAC3 3 Phase 3 Wire EMI Filter,30A,Bolt,380/440VAC,50/60Hz

Three Phase EMI Filter

Rated Current：6A-30A

Ultra-compact four-wire filter for applications lacking space

Certificate：CE,ROHS

Can be customize according to customer requirements.

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TheDAC3seriesthree-phase EMI filter is a high-performance EMI power line noise suppression filter designed for 380/440VAC industrial power systems, with a rated current range of 6A to 35A. It effectively attenuates common-mode and differential-mode conducted noise, helping to meet EMC standards and improve equipment reliability in high-interference environments.
The DAC3 series three-phase filter features a single-stage design and a rated current of 30A, making it suitable for a variety of complex power environments. With its superior harmonic suppression capabilities, the DAC3 three-phase EMI filter is widely used in industrial applications such as substations, factories, and large buildings, especially in locations requiring high power quality and operational stability. Whether improving grid reliability or optimizing equipment operation, the DAC3 filter provides industry-leading solutions, ensuring that power systems meet the stringent requirements of modern industry.

Key Features

  • Applicable to 380VAC–440VAC voltage system with rated current up to 30A
  • Widely used in three-phase power system
  • Adopts high-efficiency LC filtering structure to effectively suppress electromagnetic interference.
  • Three-phase three-wire design, suitable for a variety of industrial application scenarios.
  • Effectively filters high-frequency noise and harmonics in the circuit
  • Relatively small size, suitable for installation in small spaces
  • Low leakage current version is available
  • Customized version of appearance and parameters can be provided upon request

Technical Specifications

 
Specification
Details
Model：
DAC3
Application：
Industrial / Commercial
Phase：
Three-phase
Structure：
Single-stage
Max operating voltage：
250-480VAC
Rated Current：
20A - 30A
Leakage Current：
≤ 2.0mA
Withstand voltage level：
2250VAC
Frequency Range：
50/60Hz
Operating Temperature：
-25°C ~ +85°C
Certifications：
CQC, CE
Dimensions (mm)：
96 × 80 × 43 (W×H×D)
Weight(g)：
180
Connection Type：
Bolt/Terminal Block
 
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Product Pictures

Detail Picture

DAC3 Detail Picture
 

Overall Dimension（±1mm)

DAC3 Overall Dimension（±1mm)
DAC3 Bolt Overall Dimension（±1mm)

 

 

Circuit Diagram

DAC3 Circuit Diagram

Insertion Loss

DAC3 three phase EMI filter insertion loss curve for conducted mode and differential mode

 

Customization Options 

Cable length and interface type can be customized according to customer needs. DOREXS can also customize EMI filter parameters and appearance dimensions according to customer equipment requirements. At DOREXS, everything is based on customer requirements and we are committed to creating exclusive EMI solutions for customers. 

Approvals and Compliances 

Approvals and Compliances 

Application 

DAC3 three-phase EMI filters are commonly used in industrial and commercial equipment, such as:
  • Frequency converters (VFDs) and drives
  • Welding equipment
  • UPS system
  • Electric motors and power tools
  • Industrial control system

FAQ

1. Who are we?

DOREXS was founded in 2008 and is a manufacturer focusing on EMI solutions and power quality solutions with rich industry experience. Professional R&D technical team and advanced production equipment support us to provide cost-effective products and solutions.

2. How do we ensure product quality?

Our filter products have UL, CE, ISO9001 and ROHS certifications, and each product will be subject to final inspection before leaving the factory.

3. Do we support customization?

DOREXS not only provides standard products, but also supports product appearance customization and product parameter customization. We provide cost-effective EMI solutions and power quality solutions.

4. What services can we provide?

Delivery terms: FOB, CFR, CIF, EXW, FCA
Payment currency: USD, EUR, RMB
Payment method: T/T, L/C, MoneyGram, Western Union, Cash

5. What products can I buy from you?

EMI/EMC filters, transformers, reactors, insulated wires and power sockets, etc