Technical Specifications

Advanced Design Features

High-Capacitance Precision

3000pF design enables superior signal capture:

• Enhanced signal-to-noise ratio

• Improved transient response

• Stable 3000:1 dividing ratio

• Frequency response: 15Hz - 500Hz

Transport-Optimized Structure

Field-deployable modular design:

• Removable aluminum corona rings

• Stabilizing pedestal with quick-release

• Compact shipping configuration

• Weight <300kg

Scalable Measurement System

Flexible connection options:

• Corona-free HV terminals

• Single-stage and two-stage measurement

• Special shielded lead-wire system

• Variable frequency power compatibility

Performance Validation

Rigorous Testing Protocol

• Partial discharge ≤3pC @ 80% rated voltage (IEC 60270)

• Dielectric loss <0.2% at 50Hz (IEC 60247)

• 385kV/1min insulation withstand with zero discharge

• Thermal stability: <3°C temperature rise during operation

• Ratio accuracy maintained within 0.8% from -25°C to +55°C

IEC 60270                        IEC 60060-1                        IEC 60060-2                        IEC 61869-11

Compact Dimensions for High Capacity

Optimized footprint despite 3000pF capacitance:

• Base diameter: 300mm

• Top corona ring diameter: 1100mm

• Total height: 3510mm

• Weight: <300kg

Modular design reduces shipping volume by 35% compared to conventional units

Industrial Applications

Power Transformer Testing

Precision measurement for:

• Dielectric response analysis

• Partial discharge localization

• Impulse withstand verification

High-Energy Research

Critical applications:

• Pulsed power systems

• Plasma physics experiments

• Dielectric material studies

Field Commissioning

On-site HV system verification:

• Substation equipment diagnostics

• Cable termination testing

• Renewable energy farm commissioning

Operational Advantages

Enhanced Safety Systems

• Automatic discharge circuit (τ ≤ 60s)

• 360° grounding terminals

• Oil level/temperature monitoring

• Pressure relief mechanisms

Reduced Maintenance

• Hermetically sealed oil system

• Corrosion-resistant materials

• 10-year dielectric fluid stability

• Field-replaceable modules