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≤800kV Range

LQHIVG 750KV-40KJ Impulse Generator: Multi-Waveform Testing Solution

750KV-40KJ impulse generator with triple-waveform capability for lightning impulse, line insulator, and composite insulator testing per IEC/GB standards.


  • US$ 23,920.00
  • Lead time: 60 days

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Product Details

Product Tags

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

ParameterSpecification
Rated Voltage±750kV
Stage Voltage±150kV (5 stages)
Output Range20kV (1 stage) to 750kV (5 stages)
Rated Energy40kJ
Pulse Capacitor0.711µF/150kV (stage)
0.1422µF/750kV (total)
Stage Energy8kJ
Load Capacitance400pF–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 deviation

  • Discharge Reliability
    <5% uncontrolled discharge rate

  • Voltage Stability
    <±1.0% charging instability

  • Operating Modes
    120s cycles >66% voltage | 60s cycles <66% voltage

  • Minimum 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

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