Industry-Leading High-Energy Testing

The LQHIVG 3000KV-450KJ Impulse Voltage Generator sets a new standard in high-energy testing with its massive 450kJ capacity and 3000kV output. Featuring a 15-stage design and advanced waveform control, this system delivers precision testing for the most demanding high-voltage applications, including power transformers, transmission equipment, and critical infrastructure components.

Technical Specifications

Advanced Waveform Capabilities

1. Standard Lightning Impulse (IEC 60060-1)

• Waveform: 1.2μs ±30% / 50μs ±20%

• For >4nF loads: 1-5μs / 40-60μs

• Amplitude Tolerance: ±3%

• Peak Oscillation: ≤5% amplitude

2. Switching Impulse Wave

• Waveform: 250μs ±20% / 2500μs ±60%

3. Lightning Impulse Chopping Wave

• Chopping Time: 2-6μs

Performance Metrics

• Voltage Efficiency:

• Lightning Impulse: ≥90% (load <1000pF)

• Lightning Impulse: ≥85% (load <3000pF)

• Switching Impulse: ≥70%

• Synchronization: 20-100% of rated voltage

• Discharge Control: <5% uncontrolled rate

• Voltage Stability: Charging fluctuation <±1.0%

• Voltage Deviation: <±1.0% between charging and reference

• Sparking Range: 10-100% Un

• Minimum Output Voltage: 210% rated voltage

Compliance with International Standards

• IEC 60060-1/2 (2010): High-voltage test definitions

• IEC 61083-1/2: Impulse measurement instruments

• ANSI/IEEE 4a, 376, 1122: Impulse testing standards

• ASTM D2484/D2518: Electrical insulation testing

• GB311/GB16927: Chinese national standards

Industrial Applications

1. Ultra-high voltage transformer impulse testing

2. Power transmission system validation

3. Substation equipment surge withstand testing

4. High-energy research & development

5. Critical infrastructure protection system verification

Technical Advantages

• Industry-Leading Energy Capacity: 450kJ rating enables testing of large-scale equipment

• Broad Load Compatibility: 300-4000pF range accommodates diverse test objects

• Precision Waveform Control: ±3% amplitude tolerance ensures test accuracy

• Low Circuit Inductance: ≤55μH design minimizes waveform distortion

• Robust Construction: Industrial-grade components ensure reliable operation