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Model Number: Surge Arrester
Brand Name: JUNAI
Place of Origin: China (Mainland)
MATERIAL: POLYMER

Specifications

Surge arrester is a device to protect electrical equipment from over-voltage transients caused by external (lightning) or internal (switching) events. Also called a surge protection device (SPD) or transient voltage surge suppressor (TVSS),lightning arrester is used for transmission, substation, distribution and secondary surge protection with a wide voltage application.

Lightning arresters pictures and specifications:

  • 27kv High Voltage Lightning Polymer Surge Arresters IEC Standard

  • Polymeric Housed Metal-oxide Surge Arrester without Gaps Nominal Discharge Current 5KA

    Type MOA Rated voltage MCOV Current Impulse Residual Voltage 2ms Rectangular current impulse withstand 4/10 μs high current impulse withstand
    1/4 μs Lightning current impulse 8/20 μs Lightning current impulse 30/60 μs Switching current impulse
    KV (rms) KV (rms) KV (crest) KV (crest) KV (crest) A KA (crest)
    3 2.55 11.3 9 8.9 150 65
    6 5.1 22.6 18 16.8 150 65
    9 7.65 33.7 27 23.8 150 65
    10 8.4 36 30 23 150 65
    11 9.4 40 33 30 150 65
    12 10.2 42.2 36 27 150 65
    15 12.7 51 45 38.5 150 65
    18 15.3 61.5 54 46.2 150 65
    21 17.0 71.8 63 54.2 150 65
    24 19.5 82 72 62 150 65
    27 22.0 92 81 69.8 150 65
    30 24.4 102 90 79 150 65
    33 27.5 112 99 86.7 150 65
    YH5W-36 36 29.0 123 108 92.4 150 65
    Metal oxide gapless surge arrester 9KV33KV