LQLVF 200KVA/2*66.6A Power Noise Filter: High-Voltage EMI Suppression for Industrial Systems

Premium Noise Attenuation Performance

Engineered for critical EMI suppression in 3kV power distribution systems:

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

• 100KHz-1MHz range: >60dB attenuation

• Background partial discharge: <5pC (per IEC 60270)

• Filter reactor quality factor: >70

Technical Specifications

High-Voltage Insulation System

Robust protection for 3kV applications:

• 10kV/1min dielectric strength (exceeds IEC 60664 requirements)

• Triple-layer epoxy resin encapsulation

• Creepage distance: ≥30mm/kV

• Corona-free design up to 4kV operational voltage

• Partial discharge inception voltage >3.5kV

Advanced Filter Reactor Technology

High-performance components for superior EMI suppression:

• Quality factor >70 for precise frequency targeting

• Grain-oriented silicon steel core

• Vacuum pressure impregnated windings

• Embedded RTD sensors for temperature monitoring

• Frequency-stable design (±0.5% over load range)

Industrial Applications

Ideal for 3kV systems in:

• Industrial HV switchgear

• Mine power distribution systems

• Railway traction substations

• High-voltage laboratory equipment

• Renewable energy converter stations

• OEM industrial machinery

Dual-Circuit Design Advantages

Enhanced system reliability and flexibility:

• Independent circuits for critical redundancy

• Asymmetric load balancing capability

• Individual circuit monitoring points

• Fault isolation protection per circuit

• Parallel operation for higher current applications

Installation & Maintenance Protocol

Ensure optimal performance in high-voltage applications:

1. Maintain minimum 100mm clearance to grounded surfaces

2. Use silicone-insulated HV cable (12kV rating minimum)

3. Perform annual power factor/dissipation factor tests

4. Verify torque values on HV terminals (45 N·m ±3%)

5. Conduct partial discharge scans every 6 months

6. Calibrate monitoring sensors annually

Safety & Protection Features

Engineered for reliable operation in demanding environments:

• Arc-resistant containment barriers

• Over-temperature protection (Class F insulation system)

• Automatic discharge circuit for capacitor banks

• Surge protection (10kV/20μs withstand)

• IP55-rated enclosure for dust/moisture protection

Compliance & Standards

Meets international requirements including:

• IEC 61000-3-12 harmonic emissions

• IEEE 519-2022 harmonic control

• EN 62271-200 HV switchgear standards

• IEC 60076-6 power reactor requirements

• ANSI/IEEE C57.12.90 test code

For high-voltage applications or custom configurations, contact our specialized engineering team. Performance validated per IEC 61000-4-7 measurement standards.