Customized 10kv 20kv Anti-pollution Ceramic Post Insulator With Mill Test Report
Product Spotlights
As a specialized manufacturer with over a decade of experience, Jinhua Dika Electrical Equipment Co., Ltd. is proud to introduce our range of Customized 10kv and 20kv Anti-pollution Ceramic Post Insulators. Engineered for reliability in demanding power distribution and transmission applications, these insulators are the product of our commitment to quality, evidenced by our ISO9001 certification. We understand that utility companies and electrical contractors require components that perform consistently under harsh environmental stress, which is why our insulators are designed with a specific focus on pollution resistance. Each unit is backed by a comprehensive Mill Test Report, providing full traceability and peace of mind for your critical infrastructure projects.
Our post insulators are more than just passive components; they are active barriers against electrical failure. We serve a diverse global market, from the grids of North America and Europe to the growing infrastructure in Southeast Asia and Africa, and have developed a deep understanding of regional challenges. Whether it's coastal salt fog, industrial pollution, or desert sand, our customized designs offer a robust solution. The following sections detail how our product delivers exceptional value through its material science, design features, and customer-centric approach.
Core Product Features & Technical Advantages:
- Superior Anti-Pollution Design: The shed profile and creepage distance are meticulously calculated and customized based on the specific pollution level (e.g., Light, Medium, Heavy, or Very Heavy as per IEC 60815) of your installation site. This design prevents the formation of continuous conductive paths, significantly reducing the risk of flashover.
- High-Strength Electrical Porcelain: Manufactured from premium-grade raw materials and fired at high temperatures, the ceramic body offers excellent mechanical strength (high cantilever and compressive load ratings) and long-term stability. It is resistant to weathering, UV radiation, and thermal cycling.
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Precision Customization: We don't believe in a one-size-fits-all approach. Key parameters can be tailored to your project's exact requirements:
- Overall Height and Stacking Number
- Creepage Distance and Shed Configuration
- Metal Fitting Type and Dimensions (e.g., flanges, bolts)
- Color of Glaze (typically brown or gray)
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Rigorous Quality Assurance: Every production batch undergoes a series of stringent tests. The provided Mill Test Report includes data on:
- Visual and Dimensional Inspection
- Mechanical Load Tests (Routine and Sample Tests)
- Dielectric Tests (Power Frequency Wet Withstand Voltage, Impulse Withstand Voltage)
- Material Composition and Physical Property Checks
- Easy Installation and Compatibility: Designed with standard mounting interfaces, our post insulators integrate seamlessly with existing switchgear, disconnectors, and busbar supports, simplifying field installation and reducing labor time.
Typical Technical Specifications:
| Parameter | 10kv Model (Example) | 20kv Model (Example) |
|---|---|---|
| Rated Voltage | 12kV (System), 10kV (Rated) | 24kV (System), 20kV (Rated) |
| Power-Freq Wet Withstand Voltage | 30kV (min) | 50kV (min) |
| Lightning Impulse Withstand Voltage | 75kV (min) | 125kV (min) |
| Cantilever Failing Load | 4kN / 8kN / 12kN (Customizable) | 6kN / 12kN / 16kN (Customizable) |
| Creepage Distance | From 280mm (Standard) up to 450mm+ (Heavy Pollution) | From 450mm (Standard) up to 750mm+ (Heavy Pollution) |
| Standards | IEC 60383, ANSI C29.9, or as per customer specification | |
Benefits for Your Project:
- Enhanced Grid Reliability: Reduced outage frequency due to pollution-induced flashovers leads to higher system availability and customer satisfaction.
- Lower Lifetime Cost: Durable construction and pollution resistance minimize the need for frequent cleaning, maintenance, and premature replacement.
- Project Flexibility: The ability to customize dimensions and ratings allows for optimal design in both new installations and retrofit projects, even with space constraints.
- Supply Chain Confidence: Full documentation and traceability via the Mill Test Report simplify compliance audits and quality control procedures.
- Global Compliance: Products can be engineered to meet the specific regulatory and standards requirements of your target market, facilitating smooth project approval.
Trust is built on proven performance and transparency. Jinhua Dika's operations are certified under the ISO9001 Quality Management System, ensuring consistent manufacturing processes. With an annual export value consistently ranging between US$1 Million to US$1.5 Million, we have established ourselves as a reliable partner for distributors and EPC contractors worldwide. Our products ship efficiently from major Chinese ports like Shanghai, Tianjin, Guangzhou, and Ningbo, ensuring timely delivery to your site. Choosing our customized anti-pollution ceramic post insulators means investing in a component that safeguards your electrical system's integrity. Contact us today to discuss your specific voltage, pollution, and mechanical requirements, and let us provide a solution backed by data and expertise.
Frequently Asked Questions (FAQ)
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Q: What exactly does "anti-pollution" mean for an insulator?
A: Anti-pollution design refers to engineering features, primarily an increased and optimized creepage distance and specific shed shapes, that prevent conductive contaminants (salt, dust, industrial deposits) from causing a short circuit (flashover) across the insulator surface, especially when wet. -
Q: How do I determine the correct creepage distance needed for my location?
A: The required creepage distance depends on the site's pollution severity level. Standards like IEC 60815 provide guidelines. We assist customers by recommending a classification based on their environmental data or past experience with other installations. -
Q: What information is included in the Mill Test Report (MTR)?
A: The MTR is a certificate of conformity for the specific batch. It typically lists the product name, batch number, all critical test results (mechanical, electrical), inspection dates, and compliance statements against the ordered specifications or standards. -
Q: Can you manufacture insulators according to ANSI standards instead of IEC?
A: Yes, customization is our strength. We can produce insulators compliant with ANSI C29.9 for post-type insulators, including specific mechanical and electrical ratings, as well as fitting dimensions as required. -
Q: What are the typical lead times for a customized order?
A: Lead times vary based on the complexity of customization and order quantity. Generally, for standard customized designs, production can be completed within 30-45 days after final drawing approval. We provide a precise timeline upon receipt of your detailed requirements. -
Q: What metal fittings are available for the post insulator?
A: Common options include hot-dip galvanized steel (HDG) flanges with drilled and tapped holes or through-hole configurations. The grade and coating of the metal can be specified to match the corrosiveness of the installation environment. -
Q: Are these insulators suitable for coastal or high-altitude applications?
A: Absolutely. For coastal areas, we recommend a higher pollution class design and can discuss special glaze formulations. For high altitudes, the dielectric strength requirements are adjusted, which we account for in the design and testing protocol. -
Q: Do you provide sample units for testing before bulk order?
A: Yes, we can arrange for sample units to be supplied for your evaluation and type testing. Terms for samples are available upon request.
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