Ultimate High-Energy Testing Solution

The LQHIVG 3000KV-600KJ Impulse Voltage Generator represents the pinnacle of high-energy testing technology with its massive 600kJ capacity and 3000kV output. Featuring a sophisticated 15-stage design with ±1% voltage precision and symmetrical polarity charging, this system delivers unparalleled performance for testing ultra-high voltage power transformers, transmission infrastructure, and critical grid components.

Technical Specifications

Precision Waveform Generation

1. Standard Lightning Impulse (IEC 60060-1)

• Waveform: 1.2μs ±30% / 50μs ±20%

• Amplitude Tolerance: ±3%

• Peak Oscillation: ≤5% amplitude

2. Switching Impulse Wave

• Waveform: 250μs ±20% / 2500μs ±60%

Performance Excellence

• Voltage Efficiency:

• Lightning Impulse: ≥90% (no load)

• Switching Impulse: ≥70% (1000pF load)

• Synchronization: 10-100% of rated voltage (±20% polarity)

• Discharge Control: <2% uncontrolled rate

• Voltage Stability: Charging fluctuation <±1.0%

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

• Sparking Range: 20-100% Un

• Duty Cycle:

• 120s cycle at >80% rated voltage

• 60s cycle at <80% rated voltage

• Minimum Discharge Time: ≥60s at maximum charging voltage

Compliance with Global Standards

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

• IEC 61083-1/2: Impulse measurement instruments

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

• ASTM D2484/D2518: Electrical insulation standards

• GB311/GB16927: Chinese national requirements

Industrial Applications

1. Ultra-high voltage power transformer testing

2. Grid-scale transmission system validation

3. High-energy research facilities

4. Critical infrastructure protection systems

5. Next-generation power equipment development

Technical Advantages

• Industry-Leading Energy Capacity: 600kJ ±5% rating enables testing of the largest power equipment

• Symmetrical Polarity Charging: 0-200kV range with positive/negative symmetry for versatile testing

• Precision Voltage Control: <±1.0% deviation ensures unmatched test accuracy

• Robust Capacitor Design: Dual 2μF/200kV capacitors per stage enhance reliability

• Optimized Duty Cycle: Adaptive 60s/120s operation maximizes testing efficiency

Operational Safety Features

• Automatic discharge systems for residual voltage protection

• Multi-stage spark gap protection circuits

• Remote operation capability for hazardous testing scenarios

• Real-time monitoring of voltage stability parameters

• Comprehensive emergency shutdown protocols