HTRS 300kV/3500kVA Ultra High Voltage Resonant System

Electrical Specifications

Performance Highlights

• Exceptional Efficiency: Quality factor >60

• Precision Measurement: Waveform distortion ≤1%

• Low Noise Operation: ≤75dB at rated load

• Wide Inductance Range: 10:1 adjustment ratio

Safety & Reliability

Mechanical Design

Core Technology

• Precision adjustable iron coil structure:

• ±1% linearity across full range

• Dual epoxy resin insulated tubes

• Advanced eddy-current prevention:

• 1Ni18T9 non-magnetic stainless steel

• Double lead screw adjustment system

Enclosure System

• Tank-type construction with:

• Military-grade acrylate seals

20kPa pressure rating

• Thermal management features:

• ONAN cooling system

• Expansion-compensated oil reservoir

Operational Parameters

Duty Cycle

• Rated Load: 1 hour ON / 1 hour OFF

• Daily Cycles: ≤8 maximum

Thermal Limits

• Winding temperature rise: ≤65K

• Oil temperature rise: ≤55K

Typical Applications

1. EHV cable resonant frequency testing

2. 400kV class transformer diagnostics

3. Ultra high voltage component validation

4. GIS partial discharge measurement

Quality Assurance

• Factory acceptance tests include:

• Step-up voltage verification to 330kV

• Thermal imaging validation

• Partial discharge calibration

• Complies with:

• IEC 60270 (Partial Discharge)

• IEEE Std 4 (High-Voltage Testing)