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MH4 Arrester (264 kV Rated, 7748 mm Creep Distance, AA Hardware)

by OHIO BRASS 

Catalog ID: MH4362GM264AA

IEC Station High / Class 4 Porcelain Housed Surge Arrester

  • To learn more about selecting the right Substation Arrester, visit our blog here.
  • Product Details

    General

    Application Substation
    Color Gray Housing
    Material Porcelain Housing
    Mounting Position Upright
    Type Station

    Dimensions

    Bolt Circle Diameter 254.00 mm
    Diameter - Single Bolt Hole(s) 14 mm
    Height 2759.2 mm
    Minimum Mounting Spacing on Center (Sea Level) - Phase to Ground 60.4 in (1534 mm)
    Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase 68.9 in (1751 mm)

    Electrical Ratings

    Creep and Leakage Distance 305 in (7748 mm)
    Duty Cycle 264 kV
    Frequency Rating 48-62 Hz
    MCOV 211.2 kV
    Maximum Discharge Voltage
    • 546 kV @ 1.5 kA
    • 567 kV @ 3 kA
    • 587 kV @ 5 kA
    • 616 kV @ 10 kA
    • 660 kV @ 20 kA
    • 726 kV @ 40 kA
    Maximum Switching Surge Protective Level @ 1000A 527 kV
    Maximum Switching Surge Protective Level @ 2000A 546 kV
    Maximum Switching Surge Protective Level @ 500A 512.0 kV
    Minimum Strike 2198.0 mm
    Pressure Relief Capability-Symmetrical rms (kA) 63
    Voltage - Line 362 kV
    Withstand Voltage - 60 Hz Wet 690 kV
    Withstand Voltage - Lightning Impulse 1206 kV
    Withstand Voltage - Switching Impulse 1064 kV

    Conductor Related

    Conductor Type Cu/Al (AWG #4 - 500 MCM)

    Certifications and Compliance

    Industry Standard(s) IEC