Industry-Leading High-Energy Testing Platform

The LQHIVG 2400KV-240KJ Impulse Voltage Generator delivers the highest energy capacity in its class at 240kJ. Designed for industrial test facilities, university labs, and national research centers, this 12-stage system simulates lightning strikes and switching surges for comprehensive insulation testing and flashover research.

Compliance Standards

• IEC 60060-1/2-2010: High-voltage test techniques & measurement systems

• IEEE 4a-2001: Standardized high-voltage testing methods

• IEEE 1122-2007: Digital recording for impulse tests

• ASTM D2484/D2518: Electrical insulation validation

• GB311/GB16927: Chinese national standards compliance

Technical Specifications

Waveform Performance

Standard Waveforms

• Lightning Impulse (Full Wave):
   1.2±30%μs / 50±20%μs
   Amplitude tolerance: ±3%
   Peak oscillation ≤5%

• Switching Impulse:
  250±20%μs / 2500±60%μs

Performance Metrics

• Output Efficiency:
  Lightning: ≥90% (no load)
   Switching: ≥70% (1000pF load)

• Waveform compliance: GB311/GB16927 standards

Operational Specifications

• Synchronization Range: 10%-100% rated voltage

• Polarity Matching: ±20% across full range

• Discharge Cycles:
       >70% voltage: 120s interval
      <70% voltage: Continuous operation

• Minimum Discharge Time: ≥60s at maximum voltage

• Reference Voltage Accuracy: < ±1%

Key Applications

• Industrial Testing: Simulating lightning strokes and switching surges

• Research Laboratories: Insulator flashover tests under non-uniform pollution

• Equipment Certification:
     - Lightning impulse full wave/chopping wave testing
     - Switching impulse validation
     - Insulation level inspection

• High-Voltage Component Research: Characterizing impulse behavior

System Integration

As the core component of the HLVG2400kV240kJ Test System, this generator interfaces with:

1. Digital measuring systems per IEC 61083

2. High-voltage dividers

3. Control and monitoring software

4. Data acquisition units