Advanced High-Voltage Switching Technology

The LQHCG 600KV-400pF Multiple Chopping Gap represents the cutting edge in high-voltage impulse testing equipment. With its dual-stage design and precision timing control, this system delivers exceptional performance for demanding high-voltage applications in research, testing, and quality assurance environments.

Technical Specifications

Innovative System Architecture

Dual-Stage Design

The two-stage configuration with 4 pairs of sphere gaps per stage provides superior voltage distribution and enhanced control capabilities. This architecture allows for more precise waveform shaping and better energy management during high-voltage impulses.

Advanced Trigger System

The three-electrode discharge trigger with high-performance pulse amplifier delivers a 10kV, 100ns trigger pulse, ensuring reliable initiation even under challenging conditions. This robust triggering mechanism minimizes jitter and improves overall system stability.

Precision Timing Network

The integrated electric time-delay circuit generates a powerful 250kV trigger pulse synchronized with the control system. Digital chopping time setting enables repeatable microsecond-level accuracy with standard deviation below 0.1μs.

Performance Characteristics

• Ultra-High Voltage Capacity: 600kV rating handles the most demanding test requirements

• Exceptional Timing Precision: Sub-microsecond chopping time consistency

• Robust Electrode System: 8 pairs of 150mm semi-sphere gaps for reliable operation

• Advanced Triggering: Three-electrode system with nanosecond pulse response

• Digital Integration: Fully compatible with modern control systems

• Scalable Design: Modular architecture allows for system expansion

Typical Applications

Lightning Impulse Testing

IEC 60060-1 and IEEE Std 4 compliant impulse waveform generation

Power Component Evaluation

Testing of transformers, bushings, and insulators

Research & Development

Breakdown studies and dielectric phenomena research

Quality Assurance

Production-line testing of high-voltage equipment

System Integration

The LQHCG 600KV-400pF is designed for seamless integration with:

1. Impulse voltage generators

2. Digital control and measurement systems

3. Data acquisition platforms

4. Automated test sequences

5. Safety interlock systems

The digital interface allows precise parameter setting and real-time monitoring of all critical functions.

Safety and Maintenance

Safety Features

• Double-insulated high-voltage connections

• Integrated discharge indicators

• Remote operation capability

• Fail-safe interlock system

Maintenance Protocol

• Monthly visual inspection of electrodes

• Quarterly timing calibration verification

• Annual comprehensive system check

• Electrode polishing after every 500 operations

Conclusion

The LQHCG 600KV-400pF Multiple Chopping Gap System sets new standards in high-voltage switching technology, combining 600kV capability with unprecedented timing precision. Its innovative dual-stage design, advanced triggering system, and digital control integration make it the ideal solution for laboratories and test facilities requiring the highest levels of performance and reliability.

For technical specifications, system configuration advice, or application support, please contact our engineering team for expert assistance.