LQTT Series 50kV/50kVA High-Voltage Test Transformer | Precision Testing Solution

The LQTT Series 50kV/50kVA High-Voltage Test Transformer delivers reliable performance for demanding electrical testing applications. Engineered for precision and durability, this single-phase transformer meets rigorous international standards for dielectric testing, insulation verification, and high-voltage R&D.

Key Technical Specifications

Performance Capabilities

• Continuous Operation: 60 minutes at 100% rated voltage/current

• Thermal Performance:

• Winding temperature rise ≤ 65K

• Oil surface temperature rise ≤ 55K

• Overcurrent Withstand: 120% rated current (1.2A) for 300 seconds without damage

• Overvoltage Capability: 110% rated voltage (55kV) for 60 seconds with:

• Waveform distortion < 5%

• No insulation degradation

Design & Protection Features

• Cooling System: ONAN (Oil Natural Air Natural)

• Construction: Cylindrical tank design

• Insulation Class:

• LV terminals to ground: 3kV/1min withstand

• Surge Protection: Integrated 0.4kV ZnO arrester on exciter winding

• Acoustic Performance: < 65 dB operational noise

Compliance & Applications

Designed for compliance with IEC 60076 standards. Ideal for:

• Dielectric withstand testing (hipot)

• Power cable & transformer routine tests

• Insulation resistance validation

• High-voltage research laboratories

Customization Available: Input voltage configurations tailored to your facility's power supply requirements.