LQLVF 150kVA/2X250A Power Noise Filter: Lightweight EMI Suppression for Switchgear Cabinets

High-Efficiency Noise Attenuation

Engineered for critical EMI suppression in 0.6kV power distribution systems:

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

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

• Filter reactor quality factor: >70

• Verified per IEC 61000-4-7 measurement standards

Technical Specifications

Lightweight Compact Design

Optimized for space-constrained LV switchgear cabinets:

• Ultra-lightweight <100kg construction

• Standard switchgear cabinet footprint

• Front-access terminals for easy maintenance

• Vibration-resistant mounting brackets

• Thermal management optimized for enclosed spaces

• Cable entry points compatible with 40mm knockouts

Advanced Filter Reactor Technology

High-performance components for superior EMI suppression:

• Quality factor >70 for precise frequency targeting

• Amorphous metal core for reduced weight

• Low-loss design (efficiency >98%)

• Thermal overload protection (140°C cutoff)

• Vacuum impregnated windings for moisture resistance

Enhanced Insulation System

Robust electrical protection in compact form factor:

• 5kV/1min dielectric strength

• Class F insulation system (155°C rating)

• Creepage distance: ≥18mm/kV

• Partial discharge inception voltage >3.2kV

• Triple-coat epoxy encapsulation

Industrial Applications

Ideal for 0.6kV systems in:

• LV switchgear cabinets

• Manufacturing plant power distribution

• Data center power distribution units

• Renewable energy converter stations

• Industrial motor control centers

• Building management system power lines

Dual-Circuit Advantages

Operational flexibility and redundancy:

• Independent 250A circuits for load balancing

• Parallel operation capability

• Fault isolation protection per circuit

• Individual monitoring points

• Asymmetric loading capability (±10%)

Installation & Maintenance Protocol

Ensure optimal performance in switchgear applications:

1. Verify cabinet dimensions ≥500×400×600mm (W×D×H)

2. Use compression lugs rated for 300A connections

3. Maintain minimum 50mm clearance for airflow

4. Torque power terminals to 40 N·m ±5%

5. Perform semi-annual insulation resistance tests

6. Monitor reactor temperature quarterly

Safety & Protection Features

Engineered for reliable operation:

• Arc-resistant barriers

• Over-temperature cut-off with auto-reset

• Surge protection (10kV/20μs withstand)

• Ground continuity monitoring

• IP52-rated enclosure for dust protection

Compliance & Standards

Meets international requirements including:

• IEC 61000-3-12 harmonic emissions

• IEEE 519-2022 harmonic control

• EN 62271-200 switchgear standards

• UL 1283 EMI filter safety

• RoHS 3 compliance

For lightweight EMI solutions or technical datasheets, contact our engineering team. Performance validated per IEEE 1137-2018 test standards.