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Professional Porcelain Line Post Insulator High Voltage N Neck

Categories Line Post Insulator
Brand Name: HIVOLT
Model Number: ANSI 57-4
Certification: CE/SGS
Place of Origin: CHINA
MOQ: Negotiable
Price: Negotiable
Supply Ability: 20000 pcs per month
Packaging Details: wooden pallet
material: porcelain C-130
standard: ANSI C29.7
with assembly bolt: yes , long bolt or short bolt
color: brown
OEM: available
Neck: N Neck
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    Professional Porcelain Line Post Insulator High Voltage N Neck

    Professional Porcelain Line Post Insulator 55kV High Voltage N Neck ANSI 57-4


    ANSI C29.7 standard porcelain line post insulator 57-4 character :

    Product technical performance :

     Technical SpecificationUnitValue
    1Total lengthmm432
    2Max. Shed Diametermm180
    3Creepage Distancemm1020
    4Cantilever StrengthKN12.5
    5Power frequency Flashover Voltage  
     dryKV150
     wetKV125
    6Critical Impulse flashover Voltage +KV 255
    7Radio interference voltage test voltageKV44
    Max. RIV at 1 MHzμV200

    HIVOLT line post insulators 57-4 are available for vertical mounting in either tie top design.

    ​the unit is vertical mounting on a crossarm .

    HIVOLT line post insulator are one whole piece porcelain without joints . they are free from both radio and television interference without any further treatment. their trim, sturdy sheds enable them to withstand attacks from stones and power arcover .

    they are especially useful for service on industrial feeders where maximum reliability is most valuable in providing optimum service continuity.

    ​on the tie top unit ( N Neck) the wide ANSI standard wire groove is provided with a head and neck designed

    ​we can provide short stud or long bolt for insulator assembly .


    Applications:

    The ANSI 57-4 porcelain line post insulators are used on distrbution lines with voltage up to 55kV. These insulators are commonly installed vertically on metal base to support the
    conductor . tie top procelain can hold conductor firmly and suitable for different size of conductors.


    Competitive Advantage:

    high strength aluminum porcelain C-130 is used for insulation body .

    the insulator have very light net weight yet high mechanical strength .

    ​the insulator have excellent self-clean character , much easier for maintenance..

    OEM product are available .


    Quality Professional Porcelain Line Post Insulator High Voltage N Neck for sale
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