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MH4 Arrester (30 kV Rated, 1116 mm Creep Distance, AA Hardware)

By OHIO BRASS 

Catalog ID: MH4036GM030AA

By OHIO BRASS
Catalog ID:  MH4036GM030AA
IEC Station High / Class 4 Porcelain Housed Surge Arrester
  • IEC porcelain Station High class arrester
  • IEEE 693 High Performance Qualification
  • High quality MOV discs made in Wadsworth, Ohio since 1978
  • Arresters assembled in Aiken, South Carolina
  • 100% routine tested

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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 805.6 mm
Minimum Mounting Spacing on Center (Sea Level) - Phase to Ground 5.2 in (131 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase 6.5 in (165 mm)

Electrical Ratings

Creep and Leakage Distance 43.9 in (1116 mm)
Duty Cycle 30 kV
Frequency Rating 48-62 Hz
MCOV 24 kV
Maximum Discharge Voltage
  • 62.5 kV @ 1.5 kA
  • 65 kV @ 3 kA
  • 67.5 kV @ 5 kA
  • 70.5 kV @ 10 kA
  • 75.5 kV @ 20 kA
  • 83.5 kV @ 40 kA
Maximum Switching Surge Protective Level @ 1000A 60.5 kV
Maximum Switching Surge Protective Level @ 2000A 62.5 kV
Maximum Switching Surge Protective Level @ 500A 59.0 kV
Minimum Strike 445.0 mm
Pressure Relief Capability-Symmetrical rms (kA) 63
Voltage - Line 36 kV
Withstand Voltage - 60 Hz Wet 108 kV
Withstand Voltage - Lightning Impulse 276 kV
Withstand Voltage - Switching Impulse 220 kV

Conductor Related

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

Certifications and Compliance

Industry Standard(s) IEC

Resources and Downloads

Videos

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