High-Performance Insulator Testing System

The LQHIVG 3200KV-160KJ Impulse Voltage Generator delivers industry-leading 3200kV output with specialized steep wave capabilities for comprehensive insulator testing. Featuring a 16-stage design with 200kV charging voltage and precision waveform control, this system is engineered for testing line insulators (100ns steep wave) and composite insulators (200ns steep wave) under extreme conditions.

Technical Specifications

Advanced Waveform Capabilities

1. Standard Lightning Impulse (IEC 60060-1)

• Waveform: 1.2μs ±30% / 50μs ±20%

• Peak Oscillation: ≤5% amplitude

2. Line Insulator Steep Wave

• Wavefront Time: 100ns

• Peak Voltage: <350kV

3. Composite Insulator Steep Wave

• Wavefront Time: 200ns

• Peak Voltage: <450kV

Performance Metrics

• Output Voltage Range: 20kV (1 stage) to 3200kV (16 stages)

• Synchronization: 20-100% rated voltage (±25% polarity)

• Discharge Control: <5% uncontrolled rate

• Voltage Stability: Charging fluctuation <±1.0%

• Sparking Range: 10-100% Un

• Minimum Output: >20% Un

• Duty Cycle:

• 120s cycle at >66% rated voltage

• 60s cycle at <66% rated voltage

Compliance with International Standards

• IEC 60060-1/2 (2010): High-voltage test definitions

• IEC 61083-1/2: Impulse measurement instruments

• ANSI/IEEE 4a, 376, 1122: Impulse testing protocols

• ASTM D2484/D2518: Electrical insulation standards

• GB311/GB16927: Chinese national requirements

Specialized Applications

1. Line insulator steep wave testing (100ns)

2. Composite insulator validation (200ns)

3. Transmission line surge protection analysis

4. High-voltage insulation coordination studies

5. Power system component reliability testing

Technical Advantages

• Industry-Leading Voltage: 3200kV maximum output

• Precision Steep Wave Generation: 100ns and 200ns wavefront capability

• Flexible Configuration: Scalable from 20kV to 3200kV output

• Optimized Capacitor Design: 200kV 0.5μF pulse capacitors per stage

• Advanced Synchronization: ±25% polarity control

Insulator Testing Capabilities

Line Insulator Testing

• Steep Wave: 100ns wavefront

• Max Voltage: 350kV

• Applications: Transmission line insulators

Composite Insulator Testing

• Steep Wave: 200ns wavefront

• Max Voltage: 450kV

• Applications: Polymer/hybrid insulators