Dry-type Air Core Shunt Reactor
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Product Introduction
Dry-type Air Core Shunt Reactor
Product Introduction
Looking for reliable power transmission solutions? Our Dry-type Air Core Shunt Reactor delivers exceptional voltage stability for your electrical grid systems. This advanced inductive device specializes in reactive power compensation for high-voltage transmission lines, making it essential for modern power infrastructure. Connected in parallel to 500kV, 200kV, and 110kV substation low-voltage sides, this reactor effectively compensates capacitive reactive currents in long-distance transmission lines. You get superior voltage regulation that keeps your distribution system running smoothly and efficiently.
Our air core design eliminates oil-related risks while providing consistent performance across various operating conditions. Whether you're managing EHV transmission systems or renewable energy integration, this reactor ensures optimal grid stability for your operations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage | 0.4kV - 40.5kV |
| Rated Current | 630A - 4000A |
| Operating Altitude | Up to 4000m above sea level |
| Cooling Method | Natural/Forced air cooling |
| Insulation Type | Epoxy resin-impregnated fiberglass |
| Core Material | Air core (no magnetic iron) |
| Winding Material | Aluminum/Copper concentric windings |
| Operating Temperature | -40°C to +40°C |
| Humidity Range | ≤95% (non-condensing) |
| Installation | Indoor/Outdoor capable |
Main Features and Advantages
Zero Oil Design - Eliminates fire hazards, oil leakage, and environmental contamination risks. You enjoy peace of mind with environmentally safe operation.
Linear Characteristics - Air core construction provides constant reactance during fault conditions and switching surges. No magnetic saturation means reliable performance when you need it most.
Minimal Maintenance - Solid-state construction reduces operational costs significantly. You spend less time on upkeep and more on productive operations.
Compact Footprint - Space-efficient design perfect for urban substations and underground installations where space is premium.
Superior Reliability - Advanced epoxy resin encapsulation protects against moisture, dust, and environmental stresses.
Wide Operating Range - Handles extreme conditions up to 4000m altitude with consistent performance across temperature variations.
Practical Applications
EHV Transmission Systems - Deploy at main transformer tertiary windings for voltage regulation on long transmission lines. Perfect for suppressing power frequency overvoltage during light load conditions.
Static Var Compensators - Essential component in SVC and FACTS systems, providing dynamic reactive power control for industrial applications like electric arc furnaces.
Renewable Energy Integration - Compensates capacitive reactive power from extensive underground cable networks in wind and solar farms, ensuring grid code compliance.
Urban Substations - Ideal for environmentally sensitive areas where oil-filled equipment poses unacceptable risks.
How It Works
The reactor operates on electromagnetic induction principles without magnetic core saturation. When connected to your transmission system, it absorbs capacitive charging currents generated by lightly loaded transmission lines or underground cables.
The concentric aluminum windings create controlled inductance that counteracts line capacitance. Air core design ensures linear volt-ampere characteristics, maintaining stable reactance even during system disturbances. This prevents the Ferranti effect that causes dangerous overvoltages at transmission line receiving ends.
Manufacturing Excellence
Xi'an Xidian Medium and Low Voltage Electric Co., Ltd. brings decades of expertise in power equipment manufacturing. Our facility maintains ISO9001 quality management, ISO14001 environmental management, and OHSAS18001 safety certifications.
We employ advanced manufacturing processes with rigorous quality control at every stage. From raw material selection through final testing, each dry-type air core shunt reactor meets national and industry standards. Our technical indicators achieve domestic and international advanced levels.
Why Choose Us
Proven Track Record - Our products serve critical infrastructure across multiple industries including power, metallurgy, petrochemicals, railways, and urban construction.
Comprehensive Solutions - We provide complete system integration services, not just individual components. You get customized solutions tailored to your specific requirements.
Technical Support - Our expert team offers professional consultation throughout project lifecycle, from initial design through commissioning and maintenance.
Quality Assurance - All products undergo extensive testing and quality verification before delivery, ensuring reliable operation in your applications.
FAQ
Q: What makes dry-type better than oil-filled reactors?
A: Dry-type reactors eliminate fire and environmental risks while reducing maintenance requirements. You avoid oil sampling, leak monitoring, and disposal costs.
Q: Can these reactors handle fault conditions?
A: Yes, the air core design prevents saturation, maintaining constant reactance during short-circuit faults and switching surges.
Q: What's the typical lifespan?
A: With proper installation and minimal maintenance, these reactors typically operate reliably for 25-30 years.
Q: Do you provide installation support?
A: We offer comprehensive technical support including installation guidance, commissioning assistance, and operator training.
Q: How do I select the right rating?
A: Our engineers analyze your system requirements including voltage levels, reactive power needs, and environmental conditions to recommend optimal specifications.
Contact Us
Ready to enhance your power system stability? Our technical team is here to help you select the perfect dry-type air core shunt reactor for your application.
Email: serina@xaxd-electric.com
Contact us today for detailed technical specifications, custom solutions, and competitive pricing. We're committed to delivering reliable power equipment that exceeds your expectations.
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