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ANSI 57-4 Porcelain Line Post Insulator

Changsha Power Electric Co.,Ltd.

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Address: Room 3007, Building A, Shangcheng, No.47 Kaiyuan East Road Xingsha, Changsha city, Hunan Province.

Contact name:Meggy Li

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ANSI 57-4 Porcelain Line Post Insulator

Country/Region china
City & Province changsha hunan
Categories Other Wires, Cables & Cable Assemblies
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Product Details

 

ANSI Line Post Porcelain Insulator/ Light gray with semi-conductive glaze

 

 

Descriptions:

 

ANSI CLASSCreepage distance (mm)Dry arcing distance (mm)cantilever strength (kN)Lower frequency flashover voltageCritical impulse flashover voltageTest voltage to ground (kV)
Dry(kV)Wet(kV)Positive(kV)
57-4101536812.514011023044

 

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.

 

 

Features:

 

1. Glaze color: Light gray
2. Creepage distance: 1015mm

3. Cantilever strength: 12.5kN
4. Power frequency fiashover voltage -Dry: 140KV
5. Power frequency fiashover voltage -wet: 110KV
6. Standard: ANSI

 

 

Competitive advantages:

 

1) Our insulators ensure good profit margin and flexibility along with excellent apprearance and quality.  

2) OEM or ODM orders are accepted;

3) 100% new, 100% test before delivery;

4) Professional export team and quick service;

5) Good after-sale service, speed responding in 24 hours.

 

 

 

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