WENFEI ELECTRICAL
POWER CONVERSION TECHNOLOGY

SingleI Phase
To Three Phase
Conversion

Advanced static conversion technology enabling three-phase equipment operation from single-phase power supply. Ideal for industrial facilities and remote locations.

0%
Efficiency
±0%
Phase Balance
120°
Separation
1Φ Input CONVERTER 3Φ Output A B C 120° PHASE SHIFT
Fig. 01 TOPOLOGY

Technical
Specifications

Our phase conversion systems utilize advanced power electronics and digital signal processing to generate balanced three-phase output from single-phase input. Microprocessor-controlled regulation ensures stable operation across varying load conditions.

INPUT PARAMETERS
Voltage Range 180V - 250V AC
Frequency 50Hz / 60Hz
Power Factor > 0.95
THD < 3%
OUTPUT PARAMETERS
Nominal Voltage 380V - 415V
Phase Balance ±2%
Voltage Reg. ±1%
Waveform Pure Sine
PERFORMANCE
Efficiency 99.2%
Response Time < 20ms
Overload Cap. 150% / 60s
Protection IP54

Performance
Core

Our phase conversion systems are built to industrial-grade standards, combining high-efficiency power conversion with comprehensive digital monitoring to ensure your sensitive equipment receives utility-quality power.

Input Parameters
Voltage Range 180V - 250V AC
Frequency Range 45Hz - 65Hz
Connection Type Single Phase L+N+G
Output Parameters
Nominal Voltage 380V / 400V / 415V
Voltage Accuracy ±1% (Balanced)
Total Harmonic Dist. THD < 3%
Performance Metrics
Conversion Efficiency Up to 99.2%
Overload Capability 150% for 60s
Response Speed < 2ms
Safety & Compliance
Protection Class IP54 / NEMA 3R
Operating Temp. -20°C to +50°C
Certifications CE / RoHS / ISO9001

Protection
Features

Comprehensive protection mechanisms ensure safe operation and equipment longevity. Multi-layer fault detection and automatic shutdown prevent damage under abnormal conditions through our proprietary DSP-driven logic.

System Logic Architecture
PFC RECTIFIER DC LINK 3-PHASE INVERTER BALANCED 3-PHASE OUTPUT DSP CORE
INPUT PROTECTION
  • Overvoltage cutoff
  • Undervoltage lockout
  • Phase loss detection
OUTPUT PROTECTION
  • Overload protection
  • Short circuit shutdown
  • Phase imbalance alarm
THERMAL MGMT
  • Temp. monitoring
  • Forced air cooling
  • Thermal derating
DIAGNOSTICS
  • Real-time monitoring
  • Fault code display
  • Remote diagnostics

Protection
Features

Comprehensive protection mechanisms ensure safe operation and equipment longevity. Multi-layer fault detection and automatic shutdown prevent damage under abnormal conditions.

INPUT PROTECTION
  • Overvoltage cutoff
  • Undervoltage lockout
  • Phase loss detection
  • Surge suppression
OUTPUT PROTECTION
  • Overload protection
  • Short circuit shutdown
  • Phase imbalance alarm
  • Voltage regulation
THERMAL MGMT
  • Temp. monitoring
  • Forced air cooling
  • Thermal derating
  • Overheat shutdown
DIAGNOSTICS
  • Real-time monitoring
  • Fault code display
  • Event logging
  • Remote diagnostics

Configuartion
Options

STANDARD SERIES
5 - 30 kVA
Single-phase 220V input
Three-phase 380V output
Wall-mount enclosure
TYPICAL APPLICATIONS
Small workshops, HVAC units, laboratory equipment
HEAVY-DUTY SERIES
100 - 500 kVA
Modular cabinet system
SCADA integration ready
Redundant cooling system
TYPICAL APPLICATIONS
Industrial plants, data centers, infrastructure

Custom
Solutions

Our engineering team designs application-specific phase conversion systems tailored to your exact requirements. From voltage specifications to environmental considerations.

1
Requirements Analysis
Load profile assessment and specification review
2
System Design
Custom topology and component selection
3
Prototype Testing
Performance validation and optimization
4
Production & Delivery
Manufacturing and commissioning support
View Products
Phase Conversion System
TECHNICAL SUPPORT
24/7 engineering assistance for design consultation, installation guidance and troubleshooting support.
CONTACT TECHNICAL TEAM