HCRS 1000kV/4000kVA Inductance Resonant Reactor – Technical Specifications & Performance

The HCRS 1000kV/4000kVA Inductance Resonant Reactor represents cutting-edge technology in high-voltage testing systems. Designed for precision and durability, this cylinder-type single-phase reactor offers exceptional performance in power frequency resonant testing applications.

Core Specifications

• Type: Cylinder-type, single-phase

• Frequency: 50Hz

• Rated Capacity: 4000kVA

• Voltage Configuration:

• Single module: 500kV

• Two modules in series: 1000kV

• Rated Current: 4A (Adjustable range: 0.628~4A)

• Cooling Method: ONAN (Oil Natural Air Natural)

• Waveform Deviation: ≤1.5%

Performance Parameters

• No Load Current: ≤10%

• Impedance Voltage: ≤15%

• Voltage Ratio: 2000:1 (Measurement Windings)

• Noise Level: ≤70dB

• Quality Factor (Q): >50

Adjustment Ranges

Reactance Adjustment

• Single Module: 125~796.2Ω

• Two Modules in Series: 250~1592.4Ω

Inductance Adjustment

• Single Module: 398.1~2535.6H

• Two Modules in Series: 796.2~5071.3H

Load Capacitance

• Single Module: 12740~2000pF

• Two Modules in Series: 25480~4000pF

Robust Safety Features

• Over-Current Capability: 300s at 110% rated current (4.4A) without thermal damage

• Over-Voltage Capability: 60s at 110% U_H (1100kV) without insulation damage

• Partial Discharge Level:

• <5pC at 100% U_H

• <3pC at 80% U_H

Operational Parameters

• Working Time:

• 60 minutes at 100% U_H, 100% I_H

• Continuous operation at 80% U_H, 80% I_H

• Temperature Rise Limits:

• Winding: ≤65K

• Oil: ≤55K

• External Surface: ≤30K

• Linearity: 10%~100% reactance, error ≤±1%

Advanced Structural Design

• Core Construction: Adjustable iron coil structure with open gap tuning

• Materials:

• 30-0-130 grain-oriented electrical steel

• Stainless steel brackets to minimize eddy losses

• Epoxy tubes for enhanced durability

• Thermal Management: Specially designed pedestal for heat dissipation

• Noise Reduction: Chip-removed and cured iron core with guide rail system

• Reliability Features:

• Grounding baffles between winding and iron core

• Optimized for thermal expansion/contraction

Long-Term Reliability

With an operational lifespan exceeding 60 years, the HCRS reactor incorporates continuous improvements developed in collaboration with leading universities and research institutes. Our innovative design eliminates previous structural limitations while maintaining the highest quality standards in power frequency variable resonant systems.

Conclusion

The HCRS 1000kV/4000kVA Inductance Resonant Reactor sets new benchmarks in high-voltage testing technology. Its precise adjustability, robust construction, and exceptional safety features make it ideal for power utilities, industrial testing facilities, and research laboratories demanding reliable, high-performance resonant test systems.