HGCC-1000KV/500PF SF6 Gas Insulated Coupling Capacitor

The HGCC-1000KV/500PF represents the pinnacle of high-voltage measurement technology, combining 1000kV rated voltage with exceptional 500pF capacitance stability. Engineered for precision power transmission testing and research applications, this SF6 gas-insulated capacitor delivers <0.3% dielectric loss and ≤±1% measurement accuracy.

Technical Specifications

Performance Highlights

1. Ultra-High Voltage Endurance

• Withstands 1100kV (110% rated voltage) for 60 seconds without abnormalities

• Stable operation at full 1000kV rating for 60-minute continuous periods

2. Precision Measurement Capabilities

• Industry-leading ≤±1% measurement accuracy

• Ultra-low temperature coefficient (<0.0005) ensures stability

• Minimal partial discharge (≤3pC) prevents measurement interference

3. Robust SF6 Gas Design

• Conducting rod construction with SF6 gas insulation

• Maintenance-free operation with sealed gas system

• Non-flammable insulation enhances safety

Operational Parameters

Duty Cycle

60 minutes continuous operation at 100% rated voltage and current

Thermal Performance

Optimized gas flow design maintains stable temperature during extended operation

Typical Applications

• Power Transmission Testing: Ultra-high-voltage line commissioning

• Transformer Manufacturing: Impulse and partial discharge testing

• Research Facilities: High-voltage physics experiments

• Renewable Energy: HVDC converter station monitoring

Compliance & Standards

Meets international requirements including:

• IEC 61869-1 (Instrument transformers)

• IEEE Std 4 (High-voltage testing)

• ANSI/NETA MTS-2021 (Maintenance testing)

Why This Capacitor?

1. Higher Voltage Class: 1000kV rating for cutting-edge applications

2. Enhanced Accuracy: Superior to standard 1% accuracy capacitors

3. Extended Operation: 60-minute continuous use capability

4. Safety Assurance: SF6 insulation with discharge monitoring