Product Overview

The HCRS 720kV/2880kVA cylinder-type single-phase resonant reactor offers exceptional testing versatility with both serial and parallel connection options. This high-performance system delivers Q≥40 operation with partial discharge levels ≤10pC at full rated voltage, making it ideal for precision high-voltage testing applications.

Configuration Options

Serial Connection

• Rated Voltage: 720kV

• Rated Current: 4A

• Max Load Capacitance: 2500-17680pF (incl. divider)

Parallel Connection

• Rated Voltage: 360kV

• Rated Current: 8A

• Max Load Capacitance: 5000-35360pF (incl. divider)

Dual Reactor Parallel

• Max Load Capacitance: 10000-70730pF (incl. divider)

Performance Specifications

Inductance & Load Ranges

Single Reactor

• Nominal Inductance: 286.5H (min)

• Max Load Capacitance: 35368pF (incl. divider)

Serial Connection

• Nominal Inductance: 573H (min)

• Max Load Capacitance: 17684pF (incl. divider)

Robust Protection Systems

Overload Capabilities

• Voltage: 110% for 60s - no insulation damage

• Current: 110% for 300s - no winding damage

Protection Features

• Over-voltage and over-current protection

• Test object flashover protection

• Air gap monitoring (max/min protection)

• Measurement accuracy: Grade 1

• Linearity: ±1% across 10-100% reactance range

Operational Parameters

Duty Cycle

• 1 hour ON / 1 hour OFF

• Maximum 4 cycles per day

Thermal Limits

• Winding Temperature Rise: ≤65K

• Oil Temperature Rise: ≤55K

Advanced Design Features

Core Construction

• Grain-oriented electrical steel (130-0-130)

• Chip-removal treatment with curing agent

• Noise reduction technology

Adjustable Reactance System

• Precision air gap adjustment

• Stainless steel brackets minimize eddy current losses

• Guide rail system for accurate coil alignment

Thermal Management

• High-intensity magnetic field heat dissipation

• Oil system thermal expansion compensation

• Reliable grounding baffles between windings

Quality Assurance

• 60+ year design lifespan

• Developed with leading research institutions

• Continuous quality improvements

• Industry-leading power frequency technology