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Reactor for Reducing Short-Circuit Capacity

XKGKL series dry-type air-core current limiting reactor in series connection in system line, increase the system impedance,the system failure limit short circuit current, the fault current dropped to permissible value.
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Product Introduction

Reactor for Reducing Short-Circuit Capacity

Product Introduction

When your power system faces overwhelming fault currents that threaten equipment safety, you need a reliable solution. Our Reactor for Reducing Short-Circuit Capacity serves as your first line of defense against dangerous short-circuit conditions. This specialized inductive component introduces controlled impedance into your electrical network, effectively limiting fault currents to safe, manageable levels. By installing our reactor in series with your system lines, you can protect expensive switchgear from damage while maintaining operational reliability. The reactor works by increasing system impedance during fault conditions, ensuring your circuit breakers operate within their rated capacity.

Technical Specifications

Parameter Specification
Rated Voltage 0.4kV - 40.5kV
Rated Current 630A - 4000A
Reactor Type Air-core, Dry-type
Operating Temperature -40°C to +55°C
Altitude Capability Up to 4000m above sea level
Insulation Class Class F/H
Protection Level IP23/IP54 (optional)
Standards IEC 60076-6, IEEE C57.16
Frequency 50/60Hz
Inductance Range Custom designed per application

Main Features and Advantages

Superior Design Engineering

Your reactor features air-core construction that eliminates magnetic saturation concerns. This design ensures consistent performance even under extreme fault conditions.

High-Quality Materials

We use premium copper or aluminum conductors with E-glass fiber reinforcement. The epoxy resin encapsulation provides excellent weather resistance and dielectric strength.

Maintenance-Free Operation

Once installed, your reactor requires minimal maintenance. The robust design eliminates moving parts and reduces ongoing operational costs.

Customizable Solutions

Every Reactor for Reducing Short-Circuit Capacity is engineered specifically for your system requirements. We calculate the exact reactance values based on your network analysis.

Environmental Resilience

Our reactors withstand harsh environmental conditions including high altitude, extreme temperatures, and seismic activity up to Zone-4 specifications.

Practical Applications

Substation Bus-Tie Protection

Install reactors between transformer busbars to enable flexible switching operations without exceeding breaker ratings.

Industrial Plant Networks

Heavy industries like steel mills and chemical plants benefit from controlled current sharing between parallel feeders.

Capacitor Bank Applications

Limit inrush currents when energizing capacitor banks, protecting both the capacitors and maintaining power quality.

Grid Interconnection

Enable safe connection between different voltage levels or utility networks by controlling fault current transfer.

How It Works

Your Reactor for Reducing Short-Circuit Capacity operates on fundamental electrical principles. During normal conditions, it presents minimal impedance to current flow. However, when a fault occurs, the reactor's inductive reactance significantly increases the circuit's total impedance.

This increased impedance directly reduces the fault current magnitude according to Ohm's law. The reactor essentially acts as a current-limiting bottleneck, ensuring fault currents remain within your equipment's safe operating limits.

The air-core design maintains linear characteristics across all operating conditions, providing predictable protection regardless of fault severity.

Manufacturing Excellence

At Xi'an Xidian Medium and Low Voltage Electric Co., Ltd., we maintain strict quality control throughout the manufacturing process. Our facility operates under ISO9001 quality management certification, ensuring consistent product excellence.

Every reactor undergoes comprehensive testing including lightning impulse tests, temperature rise verification, and inductance linearity checks. We perform partial discharge measurements to guarantee long-term insulation integrity.

Our experienced engineering team designs each reactor using advanced simulation software, optimizing performance for your specific application requirements.

Why Choose Us

Proven Track Record

With over 100 product varieties across 9 categories, we have established ourselves as a trusted partner in power distribution solutions.

Technical Expertise

Our engineering team brings decades of experience in medium and low voltage equipment design and application.

Comprehensive Support

We provide complete system solutions, from initial design consultation through installation support and ongoing service.

Quality Assurance

Multiple management system certifications including ISO9001, ISO14001, and OHSAS18001 demonstrate our commitment to excellence.

Customization Capability

Every Reactor for Reducing Short-Circuit Capacity is tailored to your specific network requirements and operating conditions.

FAQ

Q: Will the reactor affect my system's normal operation?

A: Under normal conditions, voltage drop across the reactor is minimal (1-5% of system voltage) with very low power losses due to our efficient air-core design.

Q: What maintenance does the reactor require?

A: Our reactors are virtually maintenance-free. You only need annual visual inspections and terminal connection checks.

Q: Can these reactors operate in harsh outdoor environments?

A: Yes, our reactors feature specialized encapsulation suitable for coastal and industrial environments with appropriate pollution-class protection.

Q: How do you determine the correct reactance value?

A: We perform detailed load flow and short-circuit studies to calculate the optimal reactance value for your specific application.

Q: What testing do you perform before delivery?

A: Every reactor undergoes lightning impulse testing, temperature rise verification, partial discharge measurement, and inductance linearity confirmation.

Contact Us

Ready to enhance your power system protection? Our technical experts are standing by to discuss your specific requirements and provide customized solutions.

For technical consultation and quotations, please contact us at: serina@xaxd-electric.com

Our team will analyze your system requirements and recommend the optimal reactor configuration to protect your valuable electrical equipment while maintaining operational efficiency.

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