>200kVA Range
LQLVF 500kVA/2x1315.8A Power Noise Filter: 0.38kV Industrial Grade
Product Overview
This single-phase power noise filter provides critical electromagnetic interference (EMI) suppression for 0.38kV industrial systems. Designed for integration into sub-stage switchgear cabinets, it delivers robust harmonic filtering in 60Hz power networks with high-current capacity.
Technical Specifications
Parameter | Specification |
---|---|
Rated Capacity | 500kVA |
Voltage Rating | Input: 0.38kV | Output: 0.38kV |
Current Rating | Input: 1315.8A | Output: 1315.8A |
Attenuation | >40dB (10-100kHz) >60dB (100kHz-1MHz) |
Quality Factor | >70 |
Insulation Level | 10kV/1min |
Cooling Method | ONAN (Oil Natural Air Natural) |
Frequency | 60Hz |
Phase | Single |
Key Performance Features
High-Current Noise Suppression
Designed for 1315.8A industrial loads with:
40+ dB attenuation in motor drive frequency range (10-100kHz)
60+ dB suppression for RF interference (100kHz-1MHz)
Enhanced Insulation Protection
10kV/1min dielectric strength rating provides:
Superior protection against voltage transients
Compliance with IEC 60664-1 clearance requirements
Safe operation in contaminated environments
Installation & Integration
Direct mounting in sub-stage switchgear cabinets
Minimum 120mm clearance for ONAN cooling efficiency
Operating temperature: -25°C to +65°C (IEC 60068-2-14)
Vertical mounting orientation required
Ambient humidity: ≤95% non-condensing
Safety Note: Follow IEEE 518 guidelines for EMI filter installation in high-current circuits.
Industrial Applications
Optimized for:
Heavy industrial motor control centers
High-current rectifier systems
Manufacturing plant power distribution
60Hz offshore power platforms
Critical infrastructure backup systems