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0102030405
HY5(10)W-12 HY5(10)W-12J Surge Arrester

HY5(10)W-12 HY5(10)W-12J Surge Arrester

Characteristic:

Voltage: 12kV

Current: 5kA / 10kA

Application: Overhead Distribution Line

Standard: IEC60099-4

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    product details
    product description

    Description

    The surge arrester is assembled above overhead distribution transformers, where they shunt the energy from over voltage events (especially lightning effects) to a ground connection and protect the equipment against damage in system.
      Our lightning arresters are an important safeguard for power distribution systems as their role is to shunt the energy of an over voltage event to the ground connection. This means that when a lightning strike or other overvoltage event occurs, surge arresters can effectively divert excess energy away from equipment, preventing costly damage and downtime.
      Lightning arresters are an important component of any overhead distribution transformer system as they are the first line of defense against the destructive power of lightning and other over voltage events. By absorbing and dissipating excess energy, it helps ensure the safety and reliability of the entire distribution network.
      One of the main advantages of our lightning arresters is their robust construction and reliable performance. Our lightning arresters are designed to withstand the rigors of outdoor installations, providing long-term protection for overhead distribution transformers even in the harshest environmental conditions. With a durable housing and high-quality internal components, it provides distribution operators with superior reliability and peace of mind.

    Main features

    Electrical characteristics

    Specification

    Unit

    Rated voltage of Surge arrreser

    12

    kV

    Nominal discharge current

    5

    10

    kA

    Rated frequency

    50

    Hz

    Maximum continuous operating voltage

    10.2

    kV

    Steep current impulse residual voltage

    42.2

    kV(Crest)

    Lightning Impulse residual voltage

    36

    kV(Crest)

    Switching Impulse residual voltage

    31.7

    kV(Crest)

    Long duration current impulse withstand voltage

    150

    250

    A

    High current impulses

    65

    100

    kA (Crest)

    Rated Short-circuit current

    20/12/6/ 0.6 ± 0.2

    kA

    Class of Surge arrester

    Class 1 or Class 2

    Application

    Distribution type

    With or without gap

    Gapless

    Designation of arrester

    Design B

    Spare parts

    NEMA A or B mounting bracket

    with/without

    Disconnector

    with/without

    Earth lead

    with/without

    Bird guard cap

    with/without

    Line clamp

    with/without

    Upper terminal (incoming line) bolt size

    M12

    Lower termina (outgoing line) bolt size

    M10

    Material

    Upper terminal

    Stainless steel 304

    Housing

    Polymer type

    Color of housing

    Dark grey / light grey

    Varistor

    High quality zinc oxide varistor

    Size of Varistor

    35mm / 38mm /40mm / 42mm

    Package

    Qty/package

    3

    pc/carton

    Service conditions

    Environment maximum temperature

    40

    ℃

    Pollution level

    Heavy

    Altitude

    1000

    Meter

    Standard

    IEC60099-4:2014

    description2