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Porcelain Insulators

Porcelain Insulators

Porcelain Insulators: Comprehensive Overview

Main Features of Porcelain Disc Insulators

1. Advanced Design for Maximum Efficiency ECMEI Porcelain Insulators feature contours that ensure maximum creepage path due to their unique geometrical configuration. The smooth, rounded shell offers protection against chipping. 2. Superior Glaze for Enhanced Performance The compressive glaze applied to the insulators adds mechanical strength and provides a smooth, self-cleaning surface under contamination. Standard glaze colors are Brown or Grey. 3. Durable Construction Caps are made of malleable cast iron and pins from forged steel, both galvanized for corrosion resistance. The socket portion suits R clips, and security clips are available in bronze or stainless steel. 4. Stress-Absorbing Coating Porcelain Insulators has a resilient bitumen coating on the cap and ball pin surfaces absorbs stresses from thermal expansion, protecting the metal parts. 5. Improved Stress Distribution Gravel application on the shell ensures uniform stress transfer by providing a firm gripping surface for the cement used between the porcelain and metal parts. 6. High-Quality Cement Bonding Rapid hardening Portland cement with special sand and vibrating jigs ensures proper distribution of the bonding medium in the assembly. 7. Customizable Ratings and Features insulators come with various electro-mechanical ratings, spacing, or creepage distances to suit different environmental conditions. Optional sacrificial zinc collars can be provided for corrosion-prone areas.

Standards and Tests

Standards Compliance Porcelain cap and pin insulators comply with IEC, IS, EN, and ANSI specifications. Rigorous Testing Tests are conducted on ECMEI cap and pin insulators according to national and international standards or customer specifications.

Porcelain Insulators Application Guide

Versatile Use in Transmission and Distribution Suspension insulators (disc porcelain) are ideal for transmission and distribution lines. They can be used in strings for any voltage by mounting multiple units in series. Design Variations for Different Conditions
  • Standard Profile: Suitable for temperate climates and clean areas.
  • Anti-Fog Type: Offers a longer leakage distance for the same insulator string length.
  • Open Profile: Porcelain Insulators reduces dust accumulation in desert areas due to aerodynamic characteristics.
String Length Recommendations
  • Unpolluted Areas: Standard profile is recommended, with string length determined by system voltage and network parameters.
  • Polluted Areas: String lengths are determined by power frequency withstand voltage, considering pollution severity and wetting conditions.
By understanding the needs of different environmental conditions and mechanical strength requirements, our porcelain disc insulators provide reliable performance and longevity in various applications.  
Egyptian Company for Manufacturing Electrical lnsulators (ECMEI) ECMEI Catalogue

Availability: In Stock

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City City A Found Date 2024-09-30
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