>400kV Range
LQTT Series 400kV/3200kVA Multi-Winding Test Transformer
The Industry's Most Flexible High-Power Testing Solution
Core Specifications
| Parameter | Value |
|---|---|
| Total Capacity | 3200 kVA (HV/LV) + 1600 kVA Transfer |
| Output Voltage | 400 kV |
| Output Current | 8 A |
| Frequency | 50 Hz |
| Configuration | Single Phase |
| Short Circuit Impedance | <1.5% |
Revolutionary Winding System
Triple-Winding Architecture
| Winding | Voltage Rating | Current Rating | Power Rating | Configuration Options |
|---|---|---|---|---|
| Low Voltage (2x) | 10 kV each | 160 A each | 3200 kVA | Parallel or Series |
| High Voltage | 400 kV | 8 A | 3200 kVA | Fixed |
| Transfer | 10 kV | 160 A | 1600 kVA | Fixed |
Technical Superiority
1. Intelligent Voltage Adaptation
Seamless transition between 10kV/20kV inputs without external converters
Maintains full 400kV output in both modes
Automatic impedance stabilization (<5%)
2. Transfer Winding Advantage
Dedicated 1600kVA winding for:
Cascaded system operation
Auxiliary test circuits
Synchronized multi-transformer setups
3. Unmatched Power Density
3200kVA output from single-unit design
50% space reduction vs traditional solutions
35% weight savings vs comparable systems
Performance Specifications
| Parameter | Value | Industry Standard |
|---|---|---|
| Short Circuit Impedance | <1.5% | 8-10% |
| Configuration Flexibility | Dual LV modes + Transfer | Single mode |
| Voltage Stability | ±0.5% (all modes) | ±2% |
| Thermal Efficiency | 15% better heat dissipation | Baseline |
Target Applications
National Testing Authorities:
Type approval of 800kV+ transmission equipmentMega-Project Commissioning:
HVDC converter station acceptance testingResearch Megalabs:
Fusion reactor component validationCable Manufacturers:
Simultaneous testing of multiple 500kV cable systems
Technical Validation
*"The only 3200kVA test transformer with dynamic input reconfiguration capability. Engineered to meet IEC 61378-1 standards for converter transformers, this system delivers unprecedented flexibility while maintaining <1.5% impedance - a 5× improvement over conventional designs."*










