HCRS 450kV/900kVA Ultra High Voltage Test System

Electrical Specifications

Performance Highlights

• Record Inductance: Up to 3380.8H capability

• Ultra-Low PD:

• <5pC at 450kV

• <3pC at 360kV

• High Efficiency: Quality factor >50

Load Characteristics

Mechanical Design

Cylinder-Type Architecture

• 30-0-130 grain-oriented silicon steel core

• Dual epoxy tube construction:

• Stainless steel bracketing

• ±1% linearity

Noise Reduction Technology

• Chip-removed steel treatment:

• Curing agent integration

• ≤75dB operation

• Precision guide rail system

Safety & Protection

• Overload Capability:

• 125% current (2.5A) for 300s

• 110% voltage (495kV) for 60s

• Protection Systems:

• Over-voltage/current

• Flashover detection

• Air gap monitoring

Operational Parameters

Duty Cycle

• Rated Load: 60 minutes continuous

• Derated Operation: Unlimited at 80% rating

• Thermal Limits:

• Winding ΔT≤65K

• Oil ΔT≤55K

Quality Assurance

Durability Features

• 60-year design life

• University-developed core technology

• Research institute collaboration

Testing Validation

• Partial discharge calibration

• Thermal imaging verification

• Mechanical endurance testing