text.skipToContent text.skipToNavigation

MH4 Arrester (42 kV Rated, 1116 mm Creep Distance, AA Hardware)

By OHIO BRASS 

Catalog ID: MH4052GM042AA

By OHIO BRASS
Catalog ID:  MH4052GM042AA
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

More Options

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 8 in (204 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase 9.8 in (248 mm)

Electrical Ratings

Creep and Leakage Distance 43.9 in (1116 mm)
Duty Cycle 42 kV
Frequency Rating 48-62 Hz
MCOV 33.6 kV
Maximum Discharge Voltage
  • 88 kV @ 1.5 kA
  • 91.5 kV @ 3 kA
  • 94.5 kV @ 5 kA
  • 99 kV @ 10 kA
  • 106 kV @ 20 kA
  • 117 kV @ 40 kA
Maximum Switching Surge Protective Level @ 1000A 85 kV
Maximum Switching Surge Protective Level @ 2000A 88 kV
Maximum Switching Surge Protective Level @ 500A 82.5 kV
Minimum Strike 445.0 mm
Pressure Relief Capability-Symmetrical rms (kA) 63
Voltage - Line 52 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

Hubbell Power Systems Metal Oxide Varistor (VI01022E0718)