LQLVF 150kVA/2x340.9A Power Noise Filter: High-Current EMI Suppression for Industrial Power Systems

High-Performance Noise Attenuation

Engineered for effective EMI suppression in 0.44kV power distribution systems:

• 40KHz-100KHz range: >30dB attenuation

• 100KHz-1000KHz range: >50dB attenuation

• Optimized for 60Hz industrial frequency

• Broadband noise suppression for sensitive equipment

Technical Specifications

High-Current Dual-Circuit Design

Robust engineering for demanding industrial applications:

• 340.9A per circuit continuous rating

• Low-impedance busbar design (≤0.15mΩ)

• Copper windings with 200% short-circuit withstand

• Dynamic load response time <5ms

• Parallel operation capability for higher current needs

Optimized High-Frequency Attenuation

Specialized performance for challenging EMI environments:

• >50dB attenuation above 100kHz

• Multi-stage filtering topology

• Harmonic resonance damping technology

• Frequency-stable reactors (±1% across load range)

• Core saturation protection during transients

Industrial Applications

Ideal for 0.44kV systems in:

• Industrial manufacturing facilities

• Large-scale HVAC power systems

• Plastic injection molding machinery

• Industrial furnace control systems

• Material handling conveyor systems

• Pump and compressor stations

Compact Design for Easy Integration

Optimized for industrial cabinet installations:

• Standard industrial cabinet footprint

• Front-access terminals for maintenance

• Vibration-dampened mounting system

• Thermal management optimized for enclosed spaces

• Cable entry points compatible with 50mm knockouts

Installation & Maintenance Protocol

Ensure optimal performance with these guidelines:

1. Maintain minimum 100mm clearance for airflow

2. Use compression lugs rated for 400A connections

3. Verify torque values on power terminals (50 N·m)

4. Perform semi-annual insulation resistance tests

5. Monitor harmonic distortion levels quarterly

6. Conduct annual attenuation verification

Safety & Protection Systems

Engineered for reliable operation:

• Arc-resistant containment barriers

• Thermal overload protection (Class H insulation)

• Surge protection (10kV/20μs withstand)

• Ground fault monitoring

• IP54-rated enclosure for industrial environments

Compliance & Standards

Designed to meet international requirements including:

• IEC 61000-3-12 harmonic emissions

• IEEE 519-2022 harmonic control

• EN 55011 Class A industrial equipment

• UL 1283 EMI filter safety standard

• RoHS 3 compliance

For high-current applications or custom configurations, contact our engineering team. Performance validated per industry-standard test protocols for EMI suppression.