LQTT Series 50kV/250kVA High-Voltage Test Transformer | Precision Dielectric Testing

The LQTT 50kV/250kVA High-Voltage Test Transformer delivers exceptional performance for critical electrical testing applications. Engineered with low partial discharge characteristics and ultra-low waveform distortion, this cylinder-type transformer sets new standards for reliability in cable, switchgear, and transformer testing.

Core Technical Specifications

Critical Performance Metrics

• Partial Discharge Level: <2 pC at 100% U_H (full system)

• Waveform Distortion: ≤3% (per IEC 60060-1)

• Dielectric Loss: <0.5% (tan δ)

• No-load Current: ≤8%

• Insulation Strength: 5kV/1min (LV terminals to ground)

Design & Operational Features

• Cooling System: ONAN (Oil Natural Air Natural)

• Construction: Cylindrical tank design

• Phase Configuration: Single phase

• Acoustic Performance: ≤60 dB(A) operational noise

• Thermal Management:

• Designed for continuous operation at full rating

• Optimized heat dissipation profile

Physical Specifications