Ultra-High Voltage Testing System

The HIVG 2800KV-420KJ Impulse Voltage Generator represents the pinnacle of high-voltage testing technology. With its 14-stage architecture and massive 420kJ energy capacity, this system generates precise lightning impulses, switching surges, and chopping waves up to 2800kV for critical equipment validation in power transmission and industrial applications.

Technical Specifications

Precision Waveform Generation

1. Lightning Impulse Wave (IEC 60060-1)

• Waveform: 1.2μs ±30% / 50μs ±20%

• Peak Oscillation: ≤5% amplitude

2. Switching Impulse Wave

• Waveform: 250μs ±20% / 2500μs ±60%

3. Lightning Impulse Chopping Wave

• Chopping Time: 2-6μs

• Standard Deviation: <±0.2μs

Performance Metrics

• Voltage Utilization Factor:

• Lightning Impulse: ≥90% at no-load

• Switching Impulse: ≥65% at 3000pF load

• Synchronization: ±20% range at 20-100% rated voltage

• Discharge Control: <2% uncontrolled rate

• Voltage Stability: Charging fluctuation <±1.0%

• Sparking Range: 10-100% UH

• Duty Cycle:

• 120s cycle at >70% rated voltage

• 90s cycle at <70% rated voltage

Compliance with International Standards

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

• IEC 61083-1/2: Instrumentation for impulse measurements

• ANSI/IEEE 4a, 376, 1122: Impulse strength measurement

• ASTM D2484/D2518: Electrical insulation standards

• GB311/GB16927: Chinese national testing requirements

Industrial Applications

1. Ultra-high voltage transformer testing

2. Power grid protection system validation

3. Insulation coordination studies (IEC 60071)

4. High-capacity surge arrester verification

5. Research & development of next-generation HV equipment