Specifications

The S.A. assembled by our ZnO blocks have passed KEMA type test. Provide routine test before shipment to guarantee the quality

Description	3kv5kA	4.5kv5kA
Rated voltage,kV	3	4.5
MCOV,kV	2.55	3.6
Lightning impulse(8/20)residual voltage, kV
5KA	9	11.2
10KA	10.3	12.5
20KA	11	13.5
Switch impulse(30/60) kV
125A	7	9.7
500A	8	10
Reference voltage, kV	>=3	>=4.5
Long duration,us	2000	2000
Steep current residual voltage,kV	10	14
KCT value for operation duty test:
High current impulse,kA	>=50	>=50
Temporary over voltage,kV
0.1s	3.6	5.4
1s	3.5	5.25
10s	3.3	4.95
100s	3.15	4.73
1000s	3	4.5
10000s	2.7	4.05
2ms rectangular current A	75	75
Dimension,mm	Dia35X21	Dia35X31