400kV High Voltage Impulse Voltage Generator For Full Wave / Chopped Wave Test
Sansion Power SXCF Series Lightning Impulse Test System is a professional high voltage testing solution designed for evaluating the insulation performance and impulse withstand capability of power transformers and high-voltage electrical equipment.
The system generates standardized lightning impulse voltage waveforms to simulate real lightning overvoltage conditions and verifies whether insulation structures can safely withstand transient voltage stress.
Based on advanced impulse generator technology, the system provides accurate waveform generation, reliable measurement and intelligent control, making it suitable for transformer manufacturers, power laboratories and high-voltage testing organizations.
The system supports lightning impulse full wave test, chopped wave test and switching impulse test, helping engineers identify insulation weaknesses before equipment enters operation.
- Lightning impulse voltage withstand test
- Standard 1.2/50μs lightning impulse waveform generation
- Chopped wave impulse test (2–6μs)
- Switching impulse voltage test
- Transformer winding insulation verification
- Inter-turn and main insulation performance evaluation
- Voltage and current waveform recording
- Automatic test report generation
- Power transformers
- Distribution transformers
- GIS equipment
- High voltage bushings
- Insulators
- Switchgear
- Surge arresters
Q1: What equipment can be tested by this lightning impulse test system?
A: It is mainly used for testing transformers, GIS, bushings, insulators, switchgear and other high-voltage equipment to verify insulation withstand capability.
Q2: What is the standard lightning impulse waveform?
A: The standard lightning impulse waveform is usually 1.2/50μs, which simulates the voltage stress caused by lightning strikes in power systems.
Q3: Why do transformers need lightning impulse testing?
A: Because transformers may experience severe transient overvoltage caused by lightning or switching operations during service. The test helps detect insulation design defects and improve operational reliability.
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