≤800kV Range
LQHIVG 750KV-40KJ Impulse Generator: Multi-Waveform Testing Solution
Advanced Waveform Generation Platform
The LQHIVG 750KV-40KJ Impulse Voltage Generator delivers ±750kV output with triple-waveform capability. Featuring a 5-stage design and 40kJ energy capacity, it supports lightning impulse, line insulator steep wave, and composite insulator testing for comprehensive high-voltage validation per GB311/GB16927 standards.
Global Compliance Standards
IEC 60060-1 & 2: High-voltage test techniques and measurement
IEC 61083-1 & 2: Digital recorder specifications
ANSI/IEEE 4a, 376, 1122: Impulse measurement protocols
ASTM D69-D2484 & D2518: Electrical insulation testing
GB311/GB16927: Waveform compliance requirements
Technical Specifications
Parameter | Specification |
---|---|
Rated Voltage | ±750kV |
Stage Voltage | ±150kV (5 stages) |
Output Range | 20kV (1 stage) to 750kV (5 stages) |
Rated Energy | 40kJ |
Pulse Capacitor | 0.711µF/150kV (stage) 0.1422µF/750kV (total) |
Stage Energy | 8kJ |
Load Capacitance | 400pF–2000pF |
Triple-Waveform Capability
Standard Lightning Impulse
1.2μs ±30% rise time
50μs ±20% fall time
≤5% peak oscillation
Line Insulator Steep Wave
100ns rise time
350kV peak voltage
Composite Insulator Steep Wave
200ns rise time
450kV peak voltage
Precision Control System
Synchronization
20-100% voltage range | <25% polarity deviationDischarge Reliability
<5% uncontrolled discharge rateVoltage Stability
<±1.0% charging instabilityOperating Modes
120s cycles >66% voltage | 60s cycles <66% voltageMinimum Output
≥20% rated voltage
Industry Applications
Transmission line insulator validation
Composite insulator certification
High-voltage switchgear testing
Transformer impulse withstand tests
Power equipment GB311 compliance