Changsha Power Electric Co.,Ltd.
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ANSI standard F neck Line Post Porcelain Insulator 57-2 in brown color
Descriptions:
We offers a wide range of porcelain station post insulators. For decades, these products have demonstrated reliable performance in various types of applications all over the world. Porcelain insulators are the traditional choice for distribution and transmission line, busbar and apparatus insulation. Manufactured from high-quality non-porous electrical porcelain, they provide long life and cost-effective solutions for a majority of applications.
Specifications:
| ANSI CLASS | Creepage distance (mm) | Dry arcing distance (mm) | cantilever strength (kN) | Lower frequency flashover voltage | Critical impulse flashover voltage | Test voltage to ground (kV) | |
| Dry(kV) | Wet(kV) | Positive(kV) | |||||
| 57-2 | 559 | 241 | 12.5 | 100 | 70 | 160 | 22 |
Application:
Line post insulators are designed to provide rigid support of conducting cable while offering the maximum resistance to damage from electrical or mechanical events.
Horizontal and gain-base line post insulators are often used in applications to avoid the need to install a cross-arm on the pole.
Competitive advantages:
1
1. Products are producd by ourselves, which ensures competitive prices, good profit margin and flexible services;
2. OEM & ODM services are acceptable and various styles, latest designs are recommended once in a while;
3. We have large market share home and abroad;
4. We have lots of experience in providing good service to retailers. We focus on electric products, marketing, services and logistics. It is an important manufacturer and export trader with several decades of experience in designing, researching, manufacturing, testing and logistics.