HGCC 1000KV/300PF SF6 Gas Insulated Coupling Capacitor

Designed for ultra-high-voltage measurement applications, the HGCC 1000KV/300PF SF6 gas insulated coupling capacitor delivers exceptional precision with ≤+1% accuracy and industry-leading <0.2% dielectric loss. Its robust construction ensures reliable performance in demanding electrical environments.

Technical Specifications

Key Performance Features

1. Superior Insulation Performance

• Withstands 1100kV (110% rated voltage) for 60s without discharge

• SF6 gas insulation provides exceptional dielectric strength

2. Ultra-Low Partial Discharge

• <5pC at 100% rated voltage (1000kV)

• ≤3pC at 80% rated voltage (800kV)

3. Optimized Duty Cycle

• 15 minutes operation followed by 15 minutes cooldown

• Maximum 8 cycles per day (4 hours total operation)

• Precision-engineered thermal management

Design and Construction

• Gas Capacitor Design: Conducting rod with SF6 insulation

• Voltage Division: 3000:1 ratio for accurate measurement

• Safety Features: Automatic pressure monitoring and alarms

Typical Applications

• Ultra-high-voltage laboratory testing

• Power transformer impulse testing

• Transmission line research facilities

• High-energy physics experiments

Compliance and Standards

Meets stringent international requirements:

• IEC 61869-1 (High-voltage instrument transformers)

• IEEE Std 4 (High-voltage testing techniques)

• ANSI/NETA MTS-2021 (Maintenance testing standards)

Why Choose This Capacitor?

1. Industry-Leading Precision: <0.2% dielectric loss ensures measurement accuracy

2. Ultra-High Voltage Capability: 1000kV rating for cutting-edge applications

3. Reliable Performance: Optimized duty cycle prevents overheating

4. Safety Assured: SF6 insulation with discharge monitoring