Technical Specifications

Performance Highlights

Industry-Leading PD Performance

Ultra-low <2pC partial discharge level at 800kV ensures precision measurements during dielectric tests, exceeding IEC 60270 Class I requirements.

High-Current Capability

2A continuous current rating enables testing of high-energy systems previously requiring multiple parallel resistors.

Advanced Thermal Design

Optimized heat dissipation maintains surface temperature rise below 120K at full 20kW load, featuring:

• Forced-air cooling channels

• High-thermal-conductivity materials

• Temperature-monitored hot spots

Structural Features

• Robust Construction: Nickel-chromium alloy resistance elements on ceramic-insulated cores

• Multi-Point Shielding: Triple corona rings minimize discharge interference

• Modular Design: Stackable sections for transportation and maintenance

• EMI Suppression: Integrated Faraday cage elements

Industrial Applications

• Ultra-high-voltage transformer impulse testing

• HVDC converter station commissioning

• Nuclear fusion research equipment

• High-power laboratory test systems (>15MW)

• Transmission line surge arrestor validation

Safety & Compliance

• IEC 60060-1:2010 High-voltage test techniques

• IEEE 4-2013 Standard for HV testing

• EN 50191:2010 Erection and operation of electrical test equipment

• Certified for 900kV power frequency withstand (1 minute)

Installation Requirements

1. Minimum 3.5m clearance to grounded structures

2. Dedicated 200A cooling system power supply

3. Ambient temperature ≤35°C during operation

4. Monthly IR thermography scans recommended

5. Calibration every 6 months or 50 operations

Power Derating Guidelines