High Voltage Test Solutions
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≤100kV Range

LQTT Series 80kV/16kVA Single-Phase Test Transformer | <3pC Partial Discharge | IEC-Compliant

16kVA high-voltage test transformer with ultra-low <3pC PD level, 150% overload capacity & ONAN cooling. Compliant with IEC 60076 standards for precision dielectric testing.


  • US$ 5,888.00
  • Lead time: 45 days.

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Product Details

Product Tags

Technical Specifications

Core Electrical Parameters

CharacteristicSpecificationStandard
Rated Capacity16 kVAIEC 60076-11
Output Voltage80 kV AC
High Voltage Current0.2 A
Input Voltage0.4 kV (Customizable)
Input Current40 A
Frequency50 Hz
No-Load Current<10% of ratedIEEE C57.12.00
Total Harmonic Distortion≤5%IEC 61000-3-6
Impedance Voltage≤10%

Advanced Performance

  • Partial Discharge<3 pC at 100% rated voltage (complete system)

  • Over-Current Capability: 150% rated current for 300 seconds (no damage)

  • Over-Voltage Capability: 110% rated voltage for 60 seconds (insulation protected)

  • Dielectric Strength: 3 kV/min (LV input to ground)

Thermal Management

  • Winding Temp Rise≤65 K

  • Oil Temp Rise≤55 K

  • Cooling MethodONAN (Oil-Natural Air-Natural)

  • Operational Duty:

    • 60 min at 100% rated parameters

    • Continuous operation at 80% rating

Physical Properties

  • Construction: Cylindrical core design

  • Insulating Fluid: Mineral Oil (Type 25 per GB 2536)

  • Weight: 100 kg (approx.)

  • Protection Class: IP54 (IEC 60529)


Key Features Highlight

✅ Industry-Leading PD Sensitivity: <3pC ensures precision in critical PD measurement applications
✅ Enhanced Overload Capacity: 50% current overload for 5 minutes - exceeds standard test transformers
✅ Thermal Stability: ONAN cooling maintains ≤65K winding rise during extended operations
✅ Adaptive Input: Customizable primary voltage (0-400V+ range) for global compatibility
✅ Safety-Compliant: Meets IEC 61010 insulation requirements for HV test equipment

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