Product Overview

The HCRS series represents the cutting-edge in variable inductance resonant technology, specifically engineered for high-voltage testing applications requiring 600kV/1800kVA capacity. This cylinder-type single-phase reactor delivers exceptional performance with industry-leading partial discharge levels (<5pC) and precision voltage control (waveform deviation ≤1.5%).

Technical Specifications

Robust Performance Characteristics

• Over-Current Capability: 300s operation at 120% current (3.6A) without winding damage

• Over-Voltage Endurance: 60s operation at 660kV (110% rated voltage) with intact insulation

• Thermal Stability: ≤65K winding temperature rise at rated load (60min continuous operation)

• Extended Operation: 120min continuous run at 100% rated parameters + 2/3 capacity sustained operation

Advanced Structural Design

Core Construction

• 30-0-130 Grain-Oriented Electrical Steel core with chip removal treatment

• Dual epoxy resin tubes with stainless steel brackets to minimize eddy losses

• Thermal-expansion compensated oil system design

Winding System

• Multi-layer grounding baffles between windings for enhanced safety

• Motorized air gap adjustment system with precision guide rails

• Noise-reduced construction using specialized curing agents

Measurement & Protection Systems

• Class 1 accuracy measuring system (compliant with IEC 60060 standards)

• Triple protection: over-voltage, over-current, and test object flashover

• Air gap monitoring with max/min limit protection

• Magnetic field-optimized pedestal design

Engineering Innovations

This reactor incorporates significant improvements over conventional designs:

1. Redesigned magnetic circuit structure increases service life to ≥60 years

2. Proprietary winding configuration reduces partial discharge by 40% vs. industry standard

3. Thermal management system maintains Q factor stability during extended operation

4. Developed in collaboration with leading research institutions for optimal performance

Typical Applications

• Power cable withstand voltage testing

• GIS and transformer AC withstand testing

• High-voltage component partial discharge measurement

• Research laboratory resonant test systems