Product Description
SXCY Lightning Impulse Generator
The 400kV Lightning Impulse Generator is a specialized high voltage testing solution used to examine the insulation capability of electrical equipment exposed to sudden overvoltage conditions. It recreates lightning impulse environments in laboratories, allowing engineers to evaluate product safety, durability, and electrical performance before field installation.
With a high-energy impulse voltage generation structure, this system delivers controlled voltage pulses through a reliable multi-stage configuration. The equipment integrates precision charging technology, impulse energy storage units, and controlled discharge functions to achieve stable test operation and repeatable results.
The generator produces a standard 1.2/50μs impulse voltage waveform, which is widely recognized in high voltage insulation testing. It provides an effective method for analyzing insulation coordination, detecting potential weaknesses, and improving the reliability of power transmission equipment.
The 400kV Lightning Impulse Generator is widely adopted by transformer manufacturers, electrical equipment producers, testing laboratories, and research organizations. It offers a complete testing platform for verifying the withstand capability of transformers, switchgear, GIS, cables, and other high voltage components.
Product Important Parameters
| Parameter |
Specification |
| Equipment Name |
400kV Lightning Impulse Generator |
| Rated Nominal Voltage |
±400 kV |
| Rated Charging Voltage |
±100 kV |
| Rated Energy Capacity |
20 kJ |
| Generator Structure |
4-Stage Marx Impulse Generator |
| Stage Voltage |
±100 kV |
| Stage Capacitance |
1.0 μF |
| Standard Waveform |
1.2/50μs Lightning Impulse Voltage |
| Voltage Stability |
< ±1% |
| Full Charging Time |
180 s |
Product Applications
This high voltage impulse generator is applied in various power equipment verification processes, including transformer impulse withstand testing, insulation performance analysis, and high voltage component evaluation.
Typical application fields include:
- Power transformer manufacturing and quality inspection
- High voltage laboratory testing
- GIS and switchgear insulation verification
- Cable and electrical component impulse testing
- Research projects related to insulation technology
It helps users confirm equipment reliability under extreme electrical stress and supports product improvement during development and production.
Product Advantages
High Energy Impulse Capability
The system provides powerful impulse energy output for testing large-scale electrical equipment.
Accurate Waveform Simulation
The standard lightning impulse waveform enables reliable analysis of insulation performance.
Stable Charging and Discharging Control
Advanced control technology improves testing consistency and operational efficiency.
Professional High Voltage Structure
The multi-stage generator design ensures effective voltage generation and flexible application.
Comprehensive Testing Solution
It supports equipment qualification, laboratory research, and insulation performance evaluation.
FAQ
Q1: What is the purpose of a 400kV Lightning Impulse Generator?
A: It is used to evaluate whether electrical equipment can withstand lightning impulse voltage stress.
Q2: Which products require impulse voltage testing?
A: Transformers, GIS, switchgear, cables, and other high voltage equipment require this test.
Q3: What impulse waveform does the equipment provide?
A: It provides a standard 1.2/50μs lightning impulse voltage waveform.
Q4: What is the energy capacity of this model?
A: The rated impulse energy capacity is 20kJ.
Q5: How does the generator improve testing accuracy?
A: Stable charging control and waveform generation technology ensure repeatable results.
Q6: Can customers request customized configurations?
A: Yes, output voltage and system configuration can be adjusted according to requirements.
Q7: Where is this equipment normally installed?
A: It is mainly installed in high voltage laboratories, factories, and testing centers.
Q8: What benefits can impulse testing bring?
A: It helps identify insulation defects and improve the operational reliability of power equipment.
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