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Changsha Power Electric Co.,Ltd. 86-731-8465-7833;
Light Gray OEM ANSI 57-2 Line Post Insulators

Light Gray OEM ANSI 57-2 Line Post Insulators

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    ANSI 57-2 Line Post Insulators


    OEM Line Post Insulators


    ANSI 57-2 Porcelain Post Insulators

  • Color
    Light Gray
  • Material
    Porcelain C-120
  • Application
    Transmission And Distribution Of Electric Power
  • Standard
  • Size
    Customized Size
  • Sample
  • Oem
  • Pack
    Standard Export Packing
  • Place of Origin
  • Brand Name
  • Model Number
    ANSI 57-2
  • Minimum Order Quantity
  • Price
  • Packaging Details
  • Delivery Time
  • Payment Terms
    T/T, L/C
  • Supply Ability

Light Gray OEM ANSI 57-2 Line Post Insulators


ANSI 57-2 Transmission Line Post Porcelain Insulator/ OEM available/ Light gray





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.

Light Gray OEM ANSI 57-2 Line Post Insulators 0

Technical requirements:

1.Creepage distance: 559mm
2.Cantilever strength: 12.5kN
3. Low frequency flashover voltage: Dry: 100kV Wet: 70kV
4. Critical impluse flashover voltage: Positive: 160kV Negative: 205kV
5. Radio Influence voltage: Test voltage to ground: 22kV



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.)