Advanced High-Energy Testing System

The LQHIVG 3000KV-150KJ Impulse Voltage Generator delivers industry-leading 150kJ energy capacity at 3000kV output. Engineered with a 15-stage configuration and specialized >1000kV/μs steep wave impulse capability, this system provides unparalleled testing performance for composite insulators, power transmission equipment, and critical high-voltage components under extreme conditions.

Technical Specifications

Precision Waveform Capabilities

1. Standard Lightning Impulse (IEC 60060-1)

• Waveform: 1.2μs ±30% / 50μs ±20%

• Peak Oscillation: ≤5% amplitude

2. Switching Impulse Wave

• Waveform: 250μs ±20% / 2500μs ±60%

3. Steep Wave Impulse (Composite Insulator Testing)

• Wavefront Steepness: >1000kV/μs

• Amplitude: 600kV

Performance Metrics

• Voltage Utilization:

• Lightning Impulse: ≥90% (load <1000pF)

• Switching Impulse: ≥85% (load <1000pF)

• Synchronization: ±20% range at 20-100% rated voltage

• Discharge Control: <2% uncontrolled rate

• Voltage Stability: Charging fluctuation <±1.0%

• Sparking Range: 10-100% 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 standards

• ASTM D2484/D2518: Electrical insulation testing

• GB311/GB16927: Chinese national standards

Specialized Applications

1. Composite insulator steep wave impulse testing

2. Ultra-high voltage transmission line validation

3. Lightning protection system performance analysis

4. Power transformer and switchgear impulse testing

5. High-voltage component R&D and quality assurance

The generator's combination of 3000kV output, 150kJ energy capacity, and >1000kV/μs steep wave capability makes it uniquely suited for testing equipment under the most demanding transient conditions.

Technical Advantages

• Enhanced Energy Capacity: 150kJ rating provides superior testing capability compared to standard 75kJ models

• Precision Control: <2% discharge control rate ensures test repeatability

• Adaptive Operation: Dual duty cycle (60s/120s) optimizes testing efficiency

• Standard Compliance: Meets all major international testing protocols