SVNX Arrester (353 kV MCOV)

Brand:

OHIO BRASS

Catalog ID:

SVNX444GA353AA

IEEE Station Class Polymer Housed High Strength Surge Arrester

IEEE Polymer station class high energy surge arrester for substation applications

  • IEEE silicone station class arrester
  • Energy Class K
  • IEEE 693 High Performance Qualification
  • snmx arresters are typically applied to system voltages higher than 500kV
  • High quality MOV discs made in Wadsworth, Ohio since 1978
  • Arresters assembled in Aiken, South Carolina
  • 100% routine tested

Product details

General

Color
Gray Housing
Material
Polymer Housing
Type
Station

Dimensions

Bolt Circle Diameter
16.5 in
Diameter - Single Bolt Hole(s)
0.875 in
Height
191 in
Maximum Operating Altitude
12000 ft
Minimum Mounting Spacing on Center (Sea Level) - Phase to
75 in
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase
85.5 in

Electrical Ratings

Creep and Leakage Distance
469 in
Duty Cycle
444 kV
Frequency Rating
48-62 Hz
Maximum .5 Microsecond Discharge Volts @ Classifying Current
1077 kV
Maximum Discharge Voltage
  • 853 kV @ 1.5 kA
  • 882 kV @ 3 kA
  • 910 kV @ 5 kA
  • 954 kV @ 10 kA
  • 1011 kV @ 20 kA
  • 1082 kV @ 40 kA
Maximum Switching Surge Protective Level @ 2000A
859 kV
MCOV
353 kV

Certifications And Compliance

Industry Standard(s)
IEEE

Resources and downloads

Videos

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