Technical Specifications

Breakthrough Performance Features

◉ Ultra-Low Partial Discharge

Industry-leading PD levels ensure accurate measurements:
 
                   <10pC at 1200KV - 40% lower than standard dividers
 
                   Certified per IEC 60270 PD measurement protocols

◉ Temperature-Stable Accuracy

Proprietary HV arm design with:
 
                   • Identical dielectric media throughout
 
                   • Coefficient ≤1×10^-5/°C
 
                   Ensures <±0.3% ratio drift across -20°C to +50°C

◉ Dielectric Excellence

Superior insulation properties:
 
                   • tanδ ≤0.2% @ 50Hz
 
                   • 1320KV/1min withstand voltage
 
                   • Oil-immersed construction

Engineering Design Advantages

Voltage Ratio Stability

Homogeneous dielectric media in HV arm prevents:
 
               • Temperature-induced ratio drift
 
               • Phase angle errors during PD measurements
 
               • Capacitance variance across thermal cycles

Robust Safety Construction

• LV arm withstand: 3KV/1 min

• Corona-reducing top cover design

• Modular base for transformer integration

"Temperature-stable capacitor dividers reduce calibration frequency by 60% in field testing environments." - High Voltage Engineering Journal

Certified Test Applications

▶ Critical PD Measurement

Detect minute discharges in:
 
                   • GIS systems
 
                   • Power transformers
 
                   • HV cables (up to 500kV class)

▶ Precision Voltage Division

4000:1 ratio ideal for:
 
                   • Calibration of HV meters
 
                   • Dielectric loss angle tests
 
                   • Power frequency voltage monitoring

▶ Extended Duration Testing

60-min continuous operation at:
 
                   • Full 1200KV rating
 
                   • Maximum design current
 
                   • Ambient temperatures up to 40°C