HFRS 1000kV/8000kVA Modular Resonant Test System: Quad-Module Solution for UHV Testing Applications

Flexible Four-Module Configuration

Key Performance Parameters

• Frequency Range: 20-300Hz operational bandwidth

• Quality Factor: Q≥40 across full frequency range

• Thermal Performance:

• Winding temperature rise: ≤65K

• Transformer oil rise: ≤55K

• Epoxy tube surface: ≤40K

• Duty Cycle: 30 minutes ON / 30 minutes OFF (15 cycles/day)

• Precision: ±2.5% inductance tolerance

Advanced Engineering Features

Magnetic Circuit Design

• Four identical 250kV reactor modules

• Segmented air gap iron core construction

• High-conductivity copper windings

• Precision-matched inductance values

Thermal Management System

• Oil-immersed self-cooling design

• Iron shell structure for optimal heat dissipation

• Integrated breather capsule for oil expansion

• Military-grade epoxy insulation

Field Deployment Advantages

• Transport-optimized for rail/road (5G vibration rated)

• Heavy-duty suspension hooks (10-ton capacity)

• Configuration-specific nameplates

• All-weather metal enclosure (IP55 rated)

Performance Comparison

Typical Applications

1. UHV Transformer Testing

• 1000kV AC withstand testing

• Frequency response analysis

2. GIS Field Commissioning

• 1100kV withstand verification

• Three-phase simultaneous testing

3. High Power Laboratory Testing

• Dielectric material evaluation

• High voltage component testing

Operational Guidelines

Safety Protocols

• Maintain 15m clearance during 1000kV tests

• Implement multi-point grounding system

• Continuous thermal monitoring required

Maintenance Schedule

• Pre-test visual inspections

• Monthly oil dielectric tests

• Annual full system calibration

• Breather capsule inspection every 500 hours