Advanced Dual-Impulse Testing Platform

The LQHIVG 600KV-5KJ Impulse Voltage Generator delivers precision lightning and switching impulse tests up to 600kV. Featuring a 6-stage modular design with 900kV/7.5kJ upgrade capability, this system validates insulation performance in power transformers, GIS equipment, and transmission infrastructure with ±1.0% voltage stability.

International Standards Compliance

Certified for global high-voltage testing protocols:

• IEC 60060-1/2-2010: Test techniques & measurement systems

• IEC 61083-1/2: Digital measurement requirements

• ANSI/IEEE 4a-2001: High-voltage testing methods

• GB311/GB16927: Chinese national standards

• ASTM D2484/D2518: Insulation testing

Technical Specifications

Impulse Waveform Performance

Lightning Impulse (1.2/50μs)

• Front time: 1.2μs ±30%

• Tail time: 50μs ±20%

• Amplitude tolerance: ±3%

• Peak oscillation: <5%

• Efficiency: ≥90% (no test object)

Switching Impulse (250/2500μs)

• Front time: 250μs ±20%

• Tail time: 2500μs ±60%

• Efficiency: ≥75% (3000pF test object)

Control System & Reliability

Operational Efficiency

Cycling Performance

• High-voltage mode (>70% rated voltage): 120s charge/discharge cycles

• Standard mode (

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• Minimum discharge time: ≥60s at max voltage

Industrial Applications

• Extra-high-voltage (EHV) transformer testing

• Gas-insulated switchgear (GIS) validation

• Transmission line insulation coordination

• Renewable energy grid interconnection tests

Safety & Calibration

1. Annual IEC 61083-2 compliant calibration

2. IEEE 4a safety margin enforcement

3. Dielectric verification per ASTM D2518

4. Remote operation capability for >300kV tests

Performance Validation

All waveforms comply with IEC 60060-1 and GB311 standards. System verification includes:

• NIST-traceable voltage calibration

• High-speed oscilloscopic waveform analysis

• Temperature/humidity compensated measurements