Air Core Reactors
Linear impedance
Neutral grounding
Fault current limiting
Environmentally friendly
Reactive power compensation
Air Core Reactors
Air Core Reactors are inductive devices designed to provide impedance in electrical circuits without using a magnetic core. Unlike iron-core reactors, which rely on ferromagnetic materials to enhance inductance, air-core reactors utilize non-magnetic materials (e.g., aluminum or copper windings) and rely solely on the geometry of their coils to generate inductance.
Key Features:
1. Linear Characteristics – No magnetic saturation, ensuring stable performance even at high currents.
2. Low Losses – Absence of core losses (hysteresis/eddy currents) improves efficiency.
3. Lightweight & Compact – No heavy iron core reduces weight and size.
Applications of Air Core Reactors
Power Systems: Harmonic filtering, reactive power compensation, fault current limiting.
Renewable Energy: Solar/wind farms for grid stability.
Industrial: Motor starting, arc suppression, and UPS systems.
High-Frequency Circuits: RF and telecom applications.
Air Core Reactors Technical Specifications
|
Parameter Category |
Technical Specifications |
Remarks |
|
Electrical Parameters |
||
|
- Rated Voltage |
Up to 35kV |
Select based on the system voltage level |
|
- Rated Current |
10A~5000A (customizable) |
Must match the actual load current |
|
- Inductance (L) |
0.1mH~100mH (±5% tolerance) |
Constant in linear range, no saturation |
|
- Frequency Range |
50/60Hz (power) or 1kHz~1MHz (HF) |
Power frequency for grids, high frequency for RF/telecom |
|
- Temperature Rise |
≤65K (per IEC 60076-6) |
Tested at 40°C ambient temperature |
|
Mechanical Parameters |
||
|
- Winding Material |
Aluminum/Copper (epoxy encapsulated) |
Aluminum for lightweight, copper for better conductivity |
|
- Cooling Method |
Natural (AN) / Forced Air (AF) |
High-capacity models require forced cooling |
|
- Protection Class |
IP00~IP54 (indoor/outdoor) |
Outdoor models need dust/water resistance |
|
- Mounting Orientation |
Vertical/Horizontal |
Avoid mechanical resonance |
|
Performance Metrics |
||
|
- Overload Capacity |
2~3× rated current (1s duration) |
Withstands short-circuit current surges |
|
- Linearity |
>99% (within rated current) |
Minimal inductance deviation |
|
- Losses |
<0.3% of rated capacity (no core loss) |
Significantly lower than iron-core reactors |
|
Standards & Certifications |
IEC 60289 / IEEE C57.16 |
International Electrotechnical Commission & IEEE standards |
|
Environmental Conditions |
-25°C~+55°C (outdoor: -40°C~+70°C) |
|
Why Choose LTEC's Air Core Reactors?
LTEC – Powering Your Systems with Innovation!
Competitive Pricing & Support
Cost-effective manufacturing and dedicated technical service provide exceptional value.
Wide Application Coverage
Ideal for power grids, renewables, industrial systems, and more, with proven performance in global projects.
Enhanced Safety & Reliability
Robust insulation and optimized thermal management prevent overheating and ensure safe operation.
Advanced Technology & Expertise
With decades of experience in reactor design, LTEC ensures high-performance, reliable air core reactors tailored to industry needs.
Superior Quality & Durability
Precision engineering and rigorous testing guarantee long-term stability, even in harsh operating conditions.
Customized Solutions
We offer flexible designs (inductance, size, cooling methods) to meet specific project requirements.
Energy Efficiency & Low Losses
No iron core eliminates saturation and reduces eddy current losses, improving system efficiency.
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