Metal Oxide Surge Arrester
Specifications
uitsparing zekering certificaat: ISO 9001: 2008;
Main guaranteed technical prticulars of MOA which have passed KEMA type test according to IEC 60099-4 and ANSI standard
Typical technical parameter of metal oxide surge arresters
System nominal voltage(kV):15
Type code of MOA: YH10W-15/47
System highest voltage(kV):18
Rated voltage of arresters(Ur)(kV):15
Continuous operationg voltage(Ur)(kV):12
Nominal discharge current(In)(kV):10
High current 4/10 impulse withstand(kA):100
2ms rectangular current(A):250
Steep current impulse residual voltage(kV):40
Lightning impulse residual voltage(kV)
5kA:42
10kA:47
20kA:55
Switching current impulse residual voltage(kV):27
Lind discharge class:I
Pressure relief class:B, 20
Insulation impulse withstand voltage(kV): 95
Power frequency withstand voltage(kV):55
Max.External RIV(V):<=500
Max.Partial discharge(PC):<=10
Creepage distance(mm):520
Note:If arrester with porcelain housing, type code should not include"H". We can produce both in porcelain housing and polymeric housing.
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