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MH4 Arrester (198 kV Rated, 6414 mm Creep Distance, AA Hardware)

by OHIO BRASS 

Catalog ID: MH4245BH198AA

IEC Station High / Class 4 Porcelain Housed Surge Arrester

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  • Product Details

    General

    Application Substation
    Color Brown Housing
    Material Porcelain Housing
    Mounting Position Upright
    Type Station
    UPC 096359687986

    Dimensions

    Bolt Circle Diameter 254.00 mm
    Diameter - Single Bolt Hole(s) 14 mm
    Height 2429 mm
    Minimum Mounting Spacing on Center (Sea Level) - Phase to Ground 45.1 in (1145 mm)
    Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase 51.7 in (1312 mm)

    Electrical Ratings

    Creep and Leakage Distance 252.5 in (6414 mm)
    Duty Cycle 198 kV
    Frequency Rating 48-62 Hz
    MCOV 158.4 kV
    Maximum Discharge Voltage
    • 412 kV @ 1.5 kA
    • 428 kV @ 3 kA
    • 443 kV @ 5 kA
    • 465 kV @ 10 kA
    • 498 kV @ 20 kA
    • 548 kV @ 40 kA
    Maximum Switching Surge Protective Level @ 1000A 398 kV
    Maximum Switching Surge Protective Level @ 2000A 412 kV
    Maximum Switching Surge Protective Level @ 500A 386.0 kV
    Minimum Strike 1880.0 mm
    Pressure Relief Capability-Symmetrical rms (kA) 63
    Voltage - Line 245 kV
    Withstand Voltage - 60 Hz Wet 588 kV
    Withstand Voltage - Lightning Impulse 1018 kV
    Withstand Voltage - Switching Impulse 936 kV

    Conductor Related

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

    Certifications and Compliance

    Industry Standard(s) IEC