400kV Lightning Impulse Test System , Multistage Impulse Generator High Voltage

The 400kV Lightning Impulse Test System

Sansion Power 400kV Lightning Impulse Test System is designed for evaluating the insulation performance of transformers and high voltage electrical equipment under simulated lightning overvoltage conditions. The system generates standard 1.2/50μs lightning impulse voltage waveform to verify the withstand capability of insulation structures, helping manufacturers ensure the reliability and safety of power equipment before delivery.

The impulse voltage generator adopts a modular multi-stage structure with advanced charging, control, and measurement technology. With a rated nominal voltage of ±400kV and 20kJ energy capacity, this system provides stable impulse output for transformer manufacturers, power utilities, and high voltage laboratories. Sansion Power can customize impulse testing solutions according to different test objects, voltage requirements, and laboratory environments.

• Power Transformer Manufacturing and Quality Inspection
• High Voltage Equipment Insulation Verification
• GIS and Switchgear Lightning Impulse Testing
• High Voltage Laboratory Research and Development
• Electrical Equipment Type Testing According to IEC Standards
• Transformer Winding and Insulation Performance Evaluation

1. Accurate Lightning Impulse Waveform Generation

   Provides a standard 1.2/50μs impulse voltage waveform to meet high voltage insulation testing requirements.

2. Stable High Voltage Output Performance

   Advanced charging and control technology ensure reliable voltage stability during impulse testing.

3. Flexible Testing Solution Design

   The system configuration can be customized according to voltage level, test object, and laboratory conditions.

4. Professional High Voltage Testing Capability

   Suitable for transformer manufacturers, utilities, research institutes, and independent testing laboratories.