Professional-Grade EMI Power Filter for Three-Phase Four-Wire Systems: Jianli DL Series

Introduction

The Jianli DL Series EMI Industrial Power Filters (Models: DL-15EA3, DL-20EA3, DL-25EA3, DL-30EA3, DL-50EA3) represent a critical solution for mitigating electromagnetic interference (EMI) in demanding industrial environments. Engineered to meet rigorous standards, these 100% new and original filters ensure optimal performance and reliability for three-phase four-wire power systems.

Key Technical Specifications

• Model Range: DL-15EA3, DL-20EA3, DL-25EA3, DL-30EA3, DL-50EA3
• Phase Configuration: Three-phase four-wire (3P4W)
• Filter Type: Industrial-grade EMI suppression
• Certification: Compliant with industrial EMC standards
• Construction: Robust metal housing for EMI shielding and durability
• Operating Voltage: Compatible with standard industrial voltage levels (e.g., 380VAC/415VAC)

Core Functional Advantages

1. EMI/RFI Noise Suppression

Effectively attenuates conducted electromagnetic (EMI) and radio-frequency interference (RFI) from 10 kHz to 30 MHz, safeguarding sensitive equipment such as:

• CNC machinery
• Industrial automation systems
• Medical imaging devices
• Laboratory instrumentation

2. **Industrial, featuring:

• High-temperature tolerance (-25°C to +75°C)
• Vibration-resistant components
• Corrosion-protected terminals

3. Three-Phase Four-Wire Compatibility

Optimized for balanced and unbalanced loads in industrial distribution systems, including:

• Phase-to-phase voltage stabilization
• Neutral-ground noise isolation

Applications

• Manufacturing facilities with servo drives/VFDs
• Data centers with three-phase UPS systems
• Renewable energy inverters
• Telecommunication infrastructure

Why Choose Original Jianli Filters?

• Authentic Performance: 100% factory-new components ensure specified attenuation curves
• Safety Compliance: Verified.5kVAC min) and leakage current control
• Longevity: >100,000 hours MTBF (Mean Time Between Failures)

Order Now: Secure your critical equipment against power quality degradation. Select your required model (DL-15EA3 to DL-50EA3) and consult our technical team for system-specific integration guidance.