Electrical Specifications

Precision Performance

Measurement Accuracy

• System Error: ≤±1.5%

• Dielectric Loss: ≤0.5% @20°C

• Phase Stability: ≤0.03°/h

Operational Limits

• Duty Cycle: 1 hour ON / 1 hour OFF

• Temp Coefficient: <25 ppm/°C

• Daily Cycles: 4 maximum

Mechanical Design

• Insulation System:

• Epoxy-oilpaper composite construction

• 6-layer capacitive grading

• 50mm minimum wall thickness

• Corona Protection:

• Ø600mm aluminum alloy ring

• Detachable for transport

• Mobility:

• 4× 500kg capacity industrial casters

• Quick-release base mechanism

• Transport security locks

Installation Requirements

1. Clearance:

• 5m minimum to grounded surfaces

• 3m vertical clearance

2. Measurement Setup:

• Use 50kV-rated triaxial measurement cable

• Ground shield at measurement end only

3. Frequency Adaptation:

• 20-49Hz: V = 200kV × (f/50)

• 150-300Hz: Derate 1%/10Hz

Safety & Maintenance