100kV ~ 400kV Range
LQTT Series 200kV/10kVA High Voltage Test Transformer
Engineered for precision high-voltage testing where minimal partial discharge (PD) is critical, this compact cylinder-type transformer delivers 200kV output with industry-leading PD performance. Ideal for sensitive applications like bushing validation, cable testing, and calibration of PD measurement systems.
Key Technical Specifications
Parameter | Specification | |
---|---|---|
Rated Capacity | 10 kVA | |
Input Voltage | 0.4 kV AC | |
Output Voltage | 200 kV AC | |
Output Current | 0.05 A | |
Input Current | 25 A | |
Frequency | 50 Hz | |
Cooling Method | ONAN (Oil-Natural Air-Natural) | |
Partial Discharge (PD) | <1 pC at 100% rated voltage | (Complete test system) |
No-Load Current | ≤ 10% | |
Waveform Distortion | ≤ 5% | |
Impedance Voltage | ≤ 10% | |
Dimensions | Ø1300 × 1300 mm (Diameter × Height) | |
Weight | < 1500 kg |
Critical Performance Features
Ultra-Low Partial Discharge:
Industry-leading <1 pC PD level at full voltage enables precision testing per IEC 60270 standards.Thermal Management:
60-minute operation at 100% rated load
Unlimited operation at 80% rated load
Max temperature rise: 65K (winding), 55K (oil surface)
Compact Cylinder Design:
Space-efficient Ø1300mm footprint ideal for lab environments.
Specialized Applications
Partial discharge (PD) calibration and sensitivity verification
High-voltage bushing and insulator acceptance testing
Cable fault location and diagnostic testing
Research lab applications requiring ultra-clean voltage sources
Calibration of voltage dividers and measurement systems
Compliance & Safety
PD Performance: Meets IEEE 4/IEC 60060 standards for HV testing
ONAN Cooling: Self-contained oil cooling eliminates external systems
Precision Waveform: ≤5% distortion ensures accurate harmonic-sensitive tests
Low Weight Design: <1500kg simplifies installation and relocation
Technical Advantages
Comparison: 200kV vs. 150kV Models
Feature | LQTT 200kV/10kVA | LQTT 150kV/350kVA |
---|---|---|
Key Strength | PD-sensitive applications | High-current testing |
Output Current | 0.05A | 4.8A |
Weight | <1500 kg (Portable) | 2800 kg |
Core Application | Calibration/Precision | Power Equipment Testing |
Call to Action
For critical high-voltage precision testing:
🔍 [Download PD Performance Report]
⚡ [Request Application Consultation]
📋 [Get Custom Quotation]