MH4 Arrester (42 kV Rated, 1116 mm Creep , AA Hardware)
Brand: OHIO BRASS
Catalog ID: MH4052GM042AA
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
MH4052GM042AA
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
31.7 in
Minimum Mounting Spacing on Center (Sea Level) - Phase to
8 in (204 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase
9.8 in (248 mm)
Width
12 in
Electrical Ratings
Creep and Leakage Distance
43.9 in (1116 mm)
Duty Cycle
42 kV
Frequency Rating
48-62 Hz
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
MCOV
33.6 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