Polymer Lightning Arrester for Airport Power Supply Protection

Standards: IEC 60099-4

The ambient air themperatures is no higher than +40° C, no lower than-40° C.

The altitude above sea level dose not exceed 2000m.

AC system frequency is 50Hz or 60Hz.

AC voltage brought to bear on arrester for a long time dose not exceed arrester's continuous operating voltage.

Maximum wind speed dose not exceed 35m/s.

The earthquake intensity dose not exceed 7 degrees.

Product Description

Safeguarding critical aviation infrastructure demands components that leave zero room for error. This polymer lightning arrester acts as an impenetrable shield for airport power supply systems, absorbing and dissipating catastrophic electrical surges before they can compromise sensitive navigational arrays or terminal grids. Crafted with a highly durable, precision-molded silicone rubber housing, the exterior feels remarkably resilient to the touch. It is engineered specifically to repel moisture, resist UV degradation, and prevent the accumulation of conductive atmospheric pollutants. The seamless, void-free construction eliminates internal partial discharge, ensuring a silent, maintenance-free operation over decades of continuous deployment.

By integrating this advanced surge protection device into your power networks, facility managers and infrastructure directors can drastically reduce unexpected downtime and eliminate costly equipment replacements. The robust internal zinc oxide varistor blocks respond in mere microseconds, transforming potentially devastating lightning strikes into harmless energy dissipation. This translates into unparalleled grid reliability, allowing your operations to continue smoothly and safely even during the most severe atmospheric disturbances.

Product Specifications

Key Features & Highlights

When specifying protective equipment for large-scale power infrastructure, the focus must remain on long-term reliability, ease of integration, and operational safety. This polymer arrester is meticulously engineered to deliver exceptional performance, minimizing grid vulnerability while maximizing the lifespan of connected transformers and switchgear. Its innovative design addresses the most common pain points experienced by utility operators.

• Microsecond Response Time: Instantly clamps overvoltage transients, preventing cascading failures and electrical fires across the network.

• Hydrophobic Surface Technology: The specialized polymer exterior inherently repels water, preventing the formation of conductive tracking paths during heavy rainfall or high humidity.

• Explosion-Proof Architecture: In the rare event of an internal overload, the flexible housing vents pressure safely, eliminating the risk of hazardous shrapnel associated with traditional porcelain units.

• Lightweight Ergonomics: Weighing significantly less than conventional alternatives, it facilitates rapid overhead installation, reducing labor hours and structural strain on mounting brackets.

Electrical Performance & Core Parameters

Precision in electrical characteristics is non-negotiable for high-stakes power distribution. Our surge arresters are calibrated to offer exact parameter matching, ensuring optimal surge absorption without interfering with standard continuous operating voltages. This precise engineering guarantees that your grid remains protected without suffering from nuisance tripping or energy loss.

• Optimized Voltage Ratings: With a 42 kV(rms) rated voltage and 34.1 kV(rms) maximum continuous operating voltage, it aligns perfectly with standard medium-voltage grid requirements.

• Superior Residual Voltage Control: Maintains exceptionally low residual voltages (133 kV at 1/4μs and 126 kV at 8/20μs), offering a wider margin of protection for downstream equipment.

• High Current Withstand: Capable of enduring a 100 kA(crest) 4/10μs high current impulse, proving its absolute resilience against direct and severe lightning strikes.

• Energy Dissipation Capacity: The 250A 2ms rectangular impulse withstand demonstrates robust thermal stability during prolonged switching surges, preventing core degradation.

Material & Structural Design

The physical integrity of an arrester dictates its longevity in the field. By utilizing premium-grade internal components and advanced composite polymers, this device offers a rugged, maintenance-free solution that outlasts legacy materials. The meticulous construction process ensures that environmental factors cannot compromise the internal electrical pathways.

• Premium ZnO Varistors: The core utilizes high-density zinc oxide blocks with highly non-linear voltage-current characteristics for superior, repeatable energy absorption.

• Composite Silicone Rubber: The outer shed design features high-grade silicone rubber, providing exceptional tracking, erosion, and puncture resistance.

• Seamless Molding Process: The housing is directly molded onto the core, eliminating internal air voids and preventing moisture ingress that leads to premature dielectric failure.

• Corrosion-Resistant Hardware: All end fittings and mounting brackets are treated with heavy-duty galvanization to withstand corrosive industrial, chemical, or coastal atmospheres.

Operating Environment & Weather Resistance

Airport facilities and remote substations are often exposed to unforgiving climates. This arrester is rigorously tested to maintain its protective capabilities across a broad spectrum of extreme environmental conditions, ensuring that your power supply remains secure regardless of geographical challenges.

• Extreme Temperature Tolerance: Functions flawlessly in ambient air temperatures ranging from a freezing -40°C to a blistering +40°C without material degradation.

• High-Altitude Reliability: Engineered to operate without dielectric derating or performance loss at altitudes up to 2000 meters above sea level.

• Gale-Force Wind Resistance: Structurally sound enough to withstand maximum wind speeds of up to 35m/s, ensuring physical stability during severe storms and hurricanes.

• Seismic Durability: Designed with flexible properties to endure earthquake intensities up to 7 degrees, maintaining structural integrity during geological disturbances.

Certifications & Compliance

Navigating complex procurement requirements demands components with impeccable credentials. This product is backed by comprehensive testing and international standard alignment, ensuring smooth integration into heavily regulated projects and providing ultimate peace of mind for engineering consultants.

• IEC Standard Adherence: Fully compliant with IEC 60099-4, guaranteeing global interoperability, safety, and performance benchmarks.

• Rigorous Type Testing: Subjected to exhaustive laboratory evaluations verifying its impulse withstand, thermal stability, and mechanical tensile strength.

• Quality Assured Manufacturing: Produced in facilities governed by strict ISO quality control protocols, ensuring every batch meets exact specifications before dispatch.

• Regulatory Peace of Mind: The comprehensive compliance profile significantly accelerates project approval phases and minimizes compliance-related risks during site audits.

Applications & Adaptability

Versatility in deployment is a key advantage for large-scale infrastructure developers. While specifically optimized for aviation hubs, this arrester's adaptable design makes it the ideal protective component for various demanding electrical networks requiring uncompromising overvoltage protection.

• Aviation Power Grids: Protects crucial radar systems, runway lighting circuits, and terminal power feeds from catastrophic lightning-induced blackouts.

• Utility Substations: Serves as the primary line of defense for medium-voltage transformers, circuit breakers, and switchgear in municipal power distribution.

• Industrial Complexes: Safeguards sensitive manufacturing equipment and heavy machinery from internal switching surges generated by large motor operations.

• Renewable Energy Plants: Integrates seamlessly into solar and wind farm collector systems to prevent overvoltage damage to expensive inverter stations.

Supply Chain & Service Support

A superior product must be backed by a robust and responsive supply chain. As a dedicated manufacturing partner, we provide end-to-end support to ensure your procurement process is as efficient, transparent, and risk-free as possible, from initial design consultation to final site delivery.

• Comprehensive Tender Support: We provide a complete set of technical documents, drawings, and test reports ready for immediate submission in competitive bids.

• Custom OEM/ODM Solutions: Our agile production lines can accommodate custom hardware, specific shed profiles, or specialized packaging requirements tailored to your project.

• Expert EPC Collaboration: Supported by a strong design team with years of experience supplying large lots of LV and MV materials for complex engineering and construction projects.

• Risk-Free Evaluation: We offer free product samples (freight collected), allowing your engineering team to verify quality, texture, and specifications firsthand before committing to bulk orders.

Why Choose Us

Selecting the right manufacturing partner is just as critical as selecting the right technical specifications. We bring decades of specialized expertise to the table, ensuring that every order translates into long-term value, operational safety, and financial efficiency for your organization.

• Direct Manufacturer Advantage: Bypass intermediaries to secure highly competitive pricing without compromising on material quality or engineering precision.

• Scalable Production Capacity: Our advanced manufacturing facilities are equipped to handle high-volume orders with consistent lead times, keeping your project schedules strictly on track.

• Stringent Quality Control: Every single arrester undergoes rigorous routine testing before dispatch, ensuring a zero-defect rate upon arrival at your installation site.

• Dedicated Account Management: Experience seamless communication with our technical sales team, providing rapid responses to technical inquiries, logistical updates, and post-installation support.

FAQ

To further assist your procurement and engineering teams, we have compiled answers to the most critical technical inquiries regarding our polymer lightning arresters.

• Q1: How does the polymer housing improve the arrester's performance compared to traditional porcelain?
  A1: The silicone polymer housing offers superior hydrophobicity, meaning it actively repels water and prevents conductive dirt buildup. This significantly reduces the risk of external flashovers. Additionally, it is shatterproof, enhancing safety for personnel and adjacent equipment by preventing hazardous shrapnel during extreme fault conditions.

• Q2: Can you accommodate specific mounting bracket designs for existing infrastructure?
  A2: Absolutely. Through our comprehensive OEM and ODM services, our engineering team can customize the end fittings, anchor clamps, and mounting brackets to ensure seamless structural integration with your current crossarms or substation frameworks.

• Q3: What documentation is provided to support large-scale infrastructure tenders?
  A3: We supply a complete, ready-to-submit documentation package. This includes detailed technical datasheets, certified type test reports, ISO quality certificates, and precise dimensional drawings, fully supporting your compliance and competitive bidding requirements.

• Q4: How do you ensure the zinc oxide (ZnO) blocks maintain their non-linear characteristics over time?
  A4: Our internal ZnO varistor blocks are manufactured using high-purity materials and a precisely controlled sintering process. They undergo strict accelerated aging tests to guarantee long-term thermal stability and consistent energy absorption capabilities throughout their multi-decade operational lifespan.

• Q5: Is it possible to evaluate a physical sample before placing a bulk project order?
  A5: Yes, we strongly encourage technical evaluation. We provide free samples of the arrester so your engineering department can conduct independent verifications of the craftsmanship and specifications. The client is only responsible for the associated freight charges.

Basic Info.

Q1: Samples providing?

A1: We are providing the samples for free, but need pay for the freight charge.

Q2: EPC material design and provide in lot?

A2: Yes, we are supplying for LV and MV EPC material in lot many years,and have strong design team.

Q3: OEM available?

A3: Yes, we are providing the anchor clamp as custom requirement.

Q4: Complete documents for tender?

A4: Yes, whole set documents ready for submit.