LQSC 50KV/100pF SF6 Gas Standard Capacitor

Designed for extra-high-voltage (EHV) applications, this SF6-insulated reference standard delivers metrology-grade 1×10^-5 tan δ accuracy at 50KV, making it essential for critical power grid equipment testing and national calibration laboratories.

Technical Specifications

Critical Features

1. EHV Performance

• Optimized Electrode Geometry: Maintains linear field distribution up to 55KV

• SF6 Gas Insulation: 350kPa pressure ensures corona-free operation

• Ultra-Stable: <3×10^-5 capacitance deviation under load

2. Measurement Capabilities

• Dual-mode operation (standard capacitor & HV divider)

• Direct interface with HCL 2876/2840 tan delta bridges

• Traceable to national measurement standards

Primary Applications

Power Transmission Testing

• 500kV+ transformer insulation diagnostics

• EHV cable/bushing tan δ measurements

• GIS partial discharge analysis

Metrology Applications

• National laboratory reference standards

• High-voltage ratio calibration

• Inter-comparison programs

Design Specifications

• Mobility System: Industrial casters for 300kg+ unit movement

• Connection Interfaces: Aviation + LEMO connectors (gold-plated)

• Modular Design: Optional corona shielding for >200KV operation

• Gas Management: Precision pressure gauge + automatic fill cutoff

Included Accessories

• Certified SF6 pressure gauge (0-600kPa, ±1% accuracy)

• Gas recharge valve with particulate filter

• Standard top electrode assembly

• 4-point stabilization wheel system

Quality Validation Protocol

1. 100% partial discharge test at 60.5KV (1.1× withstand)

2. Thermal cycling with capacitance stability verification

3. Altitude simulation up to 1000m ASL

4. Humidity resistance testing at 75% RH

Note: For 200KV+ applications, Himalayan provides custom-designed grading electrodes meeting IEEE Std 4-2013 requirements.