MH4 Arrester (48 kV Rated, 1116 mm Creep , AA Hardware)
Brand: OHIO BRASS
Catalog ID: MH4052GM048AA
IEC Station High / High Quality Porcelain Housed Hollow Core 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
General
Application
Substation
Catalog Number
MH4052GM048AA
Color
Gray Housing
Material
Porcelain Housing
Mounting Position
Upright
Product Type
MH4
Type
Station
Dimensions
Bolt Circle Diameter
254 mm
Depth
12 in
Diameter - Single Bolt Hole(s)
14 mm
Height
38.1 in
Minimum Mounting Spacing on Center (Sea Level) - Phase to
9.4 in (240 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase
11.4 in (289 mm)
Width
12 in
Electrical Ratings
Creep and Leakage Distance
43.9 in (1116 mm)
Duty Cycle
48 kV
Frequency Rating
48-62 Hz
Maximum Discharge Voltage
- 101 kV @ 1.5 kA
- 104 kV @ 3 kA
- 108 kV @ 5 kA
- 113 kV @ 10 kA
- 121 kV @ 20 kA
- 134 kV @ 40 kA
Maximum Switching Surge Protective Level @ 1000A
97 kV
Maximum Switching Surge Protective Level @ 2000A
101 kV
Maximum Switching Surge Protective Level @ 500A
94 kV
MCOV
38.4 kV
Minimum Strike
445 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
Configuration
Mounting Position
Upright