MH4 Arrester (288 kV Rated, 7748 mm Creep , AA Hardware)
Brand: OHIO BRASS
Catalog ID: MH4362GM288AA
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
MH4362GM288AA
Color
Gray Housing
Material
Porcelain Housing
Mounting Position
Upright
Type
Station
Dimensions
Bolt Circle Diameter
254 mm
Diameter - Single Bolt Hole(s)
14 mm
Height
2759.2 mm
Minimum Mounting Spacing on Center (Sea Level) - Phase to
65.7 in (1669 mm)
Minimum Mounting Spacing on Center (Sea Level)- Phase to Phase
74.9 in (1903 mm)
Electrical Ratings
Creep and Leakage Distance
305 in (7748 mm)
Duty Cycle
288 kV
Frequency Rating
48-62 Hz
Maximum Discharge Voltage
- 593 kV @ 1.5 kA
- 616 kV @ 3 kA
- 637 kV @ 5 kA
- 669 kV @ 10 kA
- 716 kV @ 20 kA
- 789 kV @ 40 kA
Maximum Switching Surge Protective Level @ 1000A
572 kV
Maximum Switching Surge Protective Level @ 2000A
593 kV
Maximum Switching Surge Protective Level @ 500A
556 kV
MCOV
230.4 kV
Minimum Strike
2198 mm
Pressure Relief Capability-Symmetrical rms (kA)
63
Voltage - Line
362 kV
Withstand Voltage - 60 Hz Wet
690 kV
Withstand Voltage - Lightning Impulse
1206 kV
Withstand Voltage - Switching Impulse
1064 kV
Conductor Related
Conductor Type
Cu/Al (AWG #4 - 500 MCM)
Certifications And Compliance
Industry Standard(s)
IEC
Configuration
Mounting Position
Upright