Metal Oxide Varistor/Zinc Oxide Blocks/MOV Blocks for Lightning Arrester
Lightning Arrester ZnO Blocks Varistor is the core of the arrester/lightning arrester,which main component is Zinc Oxide and with as mall quantity of bismuth oxide,fluoride oxide,manganous carbonate, antimony oxide and other gleam of additive and made with high temperature.
The Datasheet Of Metal Oxide Blocks/Mov Blocks
|
Model |
Size |
Reference voltage at 1mA D.C KV |
Max Leakage current at 0.75U1mA (μA)≤ |
Max. ratio of residual voltage(8/20μs) to Reference voltage (1mA D.C) |
Current impulse withstand capability |
Aging coefficient |
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|
Outer diameter mm |
Inner diametermm |
Height mm |
5kA ≤ |
10kA ≤ |
20kA ≤ |
2ms A
|
4/10μs kA |
Chargeability % |
Kct≤ |
|||
|
D3 |
28±0.7 |
24±0.5 |
4.6-5.5 |
5 |
1.85 |
100 |
55 |
85 |
1.0 |
|||
|
30±0.7 |
24±0.5 |
4.6-5.5 |
5 |
1.83 |
120 |
60 |
85 |
1.0 |
||||
|
31±0.7 |
24±0.5 |
4.6-5.5 |
5 |
1.82 |
150 |
65 |
85 |
1.0 |
||||
|
32±0.7 |
24±0.5 |
4.6-5.5 |
5 |
1.81 |
180 |
65 |
85 |
1.0 |
||||
|
35±0.7 |
24±0.5 |
4.6-5.5 |
8 |
1.80 |
200 |
65 |
85 |
1.0 |
||||
|
38±0.7 |
24±0.5 |
4.6-5.5 |
10 |
1.76 |
300 |
80 |
85 |
1.0 |
||||
|
D4 |
42±0.7 |
24±0.5 |
4.6-5.5 |
10 |
1.72 |
1.84 |
400 |
100 |
90 |
1.0 |
||
|
46±0.7 |
24±0.5 |
4.6-5.5 |
15 |
1.68 |
1.79 |
500 |
100 |
90 |
1.0 |
|||
|
D5 |
52±0.7 |
24±0.5 |
4.6-5.5 |
15 |
1.63 |
1.77 |
600 |
100 |
90 |
1.0 |
||
|
56±0.7 |
24±0.5 |
4.6-5.5 |
15 |
1.59 |
1.73 |
700 |
100 |
90 |
1.0 |
|||
|
58±0.7 |
24±0.5 |
4.6-5.5 |
15 |
1.56 |
1.71 |
800 |
100 |
90 |
1.0 |
|||
|
D6 |
61±0.7 |
24±0.5 |
4.6-5.5 |
15 |
1.72 |
900 |
100 |
90 |
1.0 |
|||
|
D7 |
71±1.0 |
22.5±0.5 |
4.0-5.0 |
15 |
1.67 |
1000 |
100 |
90 |
1.0 |
|||
|
D8 |
88±1.0 |
22.5±0.5 |
4.0-5.0 |
15 |
1.64 |
1.76 |
1500 |
100 |
90 |
1.0 |
||
|
105±1.0 |
22.5±0.5 |
4.0-5.0 |
15 |
1.60 |
1.74 |
2000 |
100 |
90 |
1.0 |
|||
|
115±1.0 |
22±0.5 |
4.0-5.0 |
30 |
1.59 |
1.73 |
2500 |
100 |
90 |
1.0 |
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