≤100kV Range
LQTT Series 100kV/100kVA High-Voltage Test Transformer
Industrial-Grade Solution for High-Capacity Dielectric Testing & PD Measurement
Key Performance Advantages
High-Current Output: 1A at 100kV - industry-leading 100kVA capacity
Ultra-Low PD Level: <5pC at 100% Uₕ (complete system)
Robust Thermal Management: ΔT <65K (windings) / <55K (oil) at continuous 80% operation
Global Compliance: Meets IEC 60076, IEC 60270 & IEC 61010-1 standards
Technical Specifications
| Parameter | Value | Correction |
|---|---|---|
| Rated Capacity | 100kVA | Industry-top tier |
| HV Output | 100kV @ 1A | Fixed "100ky" → 100kV |
| Partial Discharge | <5pC @ 100% Uₕ | Critical QA parameter |
| Input Voltage | 0.42kV (customizable) | Standard industrial supply |
| Waveform Distortion | ≤5% | IEC 60076-8 compliant |
| Impedance Voltage | ≤10% | Optimized regulation |
| No-Load Loss | ≤10% | Energy efficient |
| Overcurrent Capacity | 150% (1.5A) for 300s | Fixed "150%n" → 150% Iₙ |
| Overvoltage Capacity | 110% for 60s | Fixed "1109" → 110% |
Operational Safety Profile
1. **DIELECTRIC STRENGTH**
- 3kV/min (LV to ground)
- H-class insulation (180°C)
2. **OPERATIONAL MODES**
- 100% rating: 60 minutes maximum
- 80% rating: Continuous operation*
*Winding ΔT <65K, Oil ΔT <55K per IEC 60076-11 thermal limits
Mechanical & Compliance Data
| Feature | Specification | Standard |
|---|---|---|
| Cooling System | ONAN (Oil Natural Air Natural) | IEC 60076-14 |
| Core Design | Cylindrical type | Optimized magnetic flux |
| Frequency | 50Hz/60Hz | Global compatibility |
| PD Test Compliance | IEC 60270:2015 | Partial discharge testing |
| Safety Certification | IEC 61010-1 CAT IV | Hazard protection |
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