Transmission Brown Glazed 12.5kN Porcelain Line Post Insulator

ANSI Brown glazed Transmission Line Post Porcelain Insulator ANSI 57-3S

Description:

1. Line post insulators shall conform in all respects to the requirements of ANSI standard.

2. The insulators shall be made of good commercial-grade wet-process porcelain. The entire surface of the insulator, with the exception of a firing surface, shall be glazed.If gray is required, it shall be in accordance with ANSI Z55.1-1967 (R1973).

3. Metal parts shall be made of a good commercial grade of malleable iron, ductile iron, steel, or aluminum. Ferrous parts, other than stainless steel, shall be galvanized in accordance with ASTM A153.

Specification:

1. Creepage distance: 737mm
2. Cantilever strength: 12.5kN
3. Low frequency flashover voltage: Dry: 125kV Wet: 95kV
4. Critical impluse flashover voltage: Positive: 200kV Negative: 260kV
5. Radio Influence voltage: Test voltage to ground: 30kV

Application:

Line post porcelain insulators are used for insulation and support of live parts in outdoor power plants, distribution devices and electrical equipment of power frequency AC substations.

Pre-sales service:

Choose the proper reactor type

Installation recommendations and to provide technical information

Satisfied users of the special design requirements

After-sales service:

Offer professional equipment installation instructing

Provide spare parts for wearing parts(such as post insulator, bolt, etc.)

Introduction

Changsha Power Electric Co., Ltd.(CPE) is a comprehensive Import and Export Trading Corporation, specializing in transmission and distribution products. We have more than 20 years experience in manufacturing various kinds of porcelain insulators. We have been exporting insulators to more than 20 countries and regions, such as United States, Korea, Thailand, Britain, Switzerland, Cuba, Brazil, Argentina, Australia, Oman, Yemen, Saudi Arabia, India, the Philippines, Indonesia, etc.

Product information

We can supply goods in accordance with the common international standards of GB, ANSI, IEC, BS, AS, DIN and the customers’ different requirements. Our main products are 10KV—110KV Line Post Insulators，10KV-220KV Station Post Insulators，10KV-220KV Transformer Bushings，1KV-220KV Lightning Arrester Bushing, 10KV-220KV SF6 Bushings, LBS gas insulated bushings,

High and Low Voltage Pin Insulators, Spool Insulators, Stay Insulators as well as some non-standard type of Insulators, transformer bushing assemblies and various high voltage bushing terminal caps and hardware.

Quality policy

All of the final products in our factory have passed through a very strict quality controlling system. The porcelain insulators shall meet the intended function and specification of the customers’ at a reasonable cost, ensuring their timely delivery. We shall ensure compliance and continual improvement of effectiveness of the quality management system through involvement of employees at all level.

Company Aim

We are always committed to the development and production of products to attain our Customers’ requirements. Customers’ satisfaction is our unremitting pursuit. We warmly welcome old and new customers to visit CPE. Please contact us for a satisfactory answer.