MH4 Arrester (132 kV Rated, 3874 mm Creep , AA Hardware)
Brand: OHIO BRASS
Catalog ID: MH4145BM132AA
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
MH4145BM132AA
Color
Brown 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
82.6 in
Minimum Mounting Spacing on Center (Sea Level) - Phase to
29.4 in (747 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase
33.9 in (861 mm)
Width
12 in
Electrical Ratings
Creep and Leakage Distance
152.5 in (3874 mm)
Duty Cycle
132 kV
Frequency Rating
48-62 Hz
Maximum Discharge Voltage
- 275 kV @ 1.5 kA
- 286 kV @ 3 kA
- 296 kV @ 5 kA
- 310 kV @ 10 kA
- 332 kV @ 20 kA
- 366 kV @ 40 kA
Maximum Switching Surge Protective Level @ 1000A
265 kV
Maximum Switching Surge Protective Level @ 2000A
275 kV
Maximum Switching Surge Protective Level @ 500A
258 kV
MCOV
105.6 kV
Minimum Strike
1099 mm
Pressure Relief Capability-Symmetrical rms (kA)
63
Voltage - Line
145 kV
Withstand Voltage - 60 Hz Wet
345 kV
Withstand Voltage - Lightning Impulse
603 kV
Withstand Voltage - Switching Impulse
532 kV
Conductor Related
Conductor Type
Cu/Al (AWG #4 - 500 MCM)
Certifications And Compliance
Industry Standard(s)
IEC
Configuration
Mounting Position
Upright