ANSI 57-2 Porcelain Line Post Insulator 559mm Creepage Distance 12.5kN Strength for Transmission Lines
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
35DAYS
Brand:
CPE
Product Description
ANSI 57-2 Porcelain Line Post Insulator Overview
Technical Specifications
| ANSI CLASS | Creepage Distance (mm) | Dry Arcing Distance (mm) | Cantilever Strength (kN) | Dry Flashover Voltage (kV) | Wet Flashover Voltage (kV) | Critical Impulse Flashover (kV) | Test Voltage to Ground (kV) |
|---|---|---|---|---|---|---|---|
| 57-2 | 559 | 241 | 12.5 | 100 | 70 | 160 | 22 |
Compliance & Construction
Line post insulators fully comply with ANSI standard requirements. Metal components are manufactured from commercial-grade malleable iron, ductile iron, steel, or aluminum. All ferrous parts (excluding stainless steel) are galvanized in accordance with ASTM A153 specifications.
Key Performance Advantages
- Optimized insulation structure ensures high reliability of interturn insulation
- Stainless steel flange with low magnetic inductivity and high resistivity
- Compact design with lightweight construction for easy transportation
- Flexible installation options and simplified maintenance
- Low operating system stress (OSS) and minimal temperature rise
- Exceptional mechanical strength with superior weather resistance
- Outstanding crack resistance performance in harsh environments
- Low thermal expansion coefficient for dimensional stability
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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