Changsha Power Electric Co.,Ltd.
                                                                                                           
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7 Years
Since 2019
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ANSI 57-4 Porcelain Line Post Insulator with 1015mm Creepage Distance and 12.5kN Cantilever Strength

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 35DAYS
Brand: CPE
Product Description
ANSI 57-4 Porcelain Line Post Insulator

Light gray porcelain insulator with semi-conductive glaze designed for high-voltage transmission line applications.

Technical Specifications
Parameter Value
ANSI Class 57-4
Creepage Distance 1015 mm
Dry Arcing Distance 368 mm
Cantilever Strength 12.5 kN
Dry Flashover Voltage 140 kV
Wet Flashover Voltage 110 kV
Critical Impulse Flashover 230 kV
Test Voltage to Ground 44 kV
Product Features
  • Light gray semi-conductive glaze finish
  • 1015 mm creepage distance for superior insulation
  • 12.5 kN cantilever strength for mechanical reliability
  • 140 kV dry flashover voltage rating
  • 110 kV wet flashover voltage performance
  • ANSI standard compliance for quality assurance
Quality Standards

Manufactured in compliance with ANSI standards using commercial-grade wet-process porcelain. Metal components meet ASTM A153 galvanization requirements for corrosion resistance.

Competitive Advantages
  • Excellent profit margin and product flexibility
  • OEM and ODM customization options available
  • 100% new materials with comprehensive pre-delivery testing
  • Professional export team with responsive service
  • 24-hour response time for after-sales support

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changsha Power Electric Co.,Ltd.
Location Room 3007, Building A, Shangcheng, No.47 Kaiyuan East Road Xingsha, Changsha city, Hunan Province.
Contact Person Meggy Li

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