Customization: | Available |
---|---|
Type: | Distribution |
Structure: | Zinc Oxide Arrester |
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Electrical characteristics | Specification | Unit | |
Rated voltage of Surge arrreser | 18 | kV | |
Nominal discharge current | 5 | 10 | kA |
Rated frequency | 50 | Hz | |
Maximum continuous operating voltage | 15.3 | kV | |
1/4 μs Steep current impulse residual voltage | 61.5 | kV(Crest) | |
8/20 μs Lightning Impulse residual voltage | 54 | kV(Crest) | |
30/60 μs Switching Impulse residual voltage | 46.2 | kV(Crest) | |
Long duration current impulse withstand voltage |
150 | 250 | A |
High current impulses | 65 | 100 | kA (Crest) |
Rated Short-circuit current | 20 / 12 / 6 / 0.6 ± 0.2 | kA | |
Class of Surge arrester | Class 1 or Class 2 | ||
Application | Distribution type | ||
With or without gap | Gapless | ||
Designation of arrester | Design B | ||
Spare parts | |||
NEMA A or B mounting bracket | with/without | ||
Disconnector | with/without | ||
Earth lead | with/without | ||
Bird guard cap | with/without | ||
Line clamp | with/without | ||
Upper terminal (incoming line) bolt size | M12 | ||
Lower termina (outgoing line) bolt size | M10 | ||
Material | |||
Upper terminal | Stainless steel 304 | ||
Housing | Polymer type | ||
Color of housing | Dark grey / light grey | ||
Varistor | High quality zinc oxide varistor | ||
Size of Varistor | 35mm / 38mm /40mm / 42mm | ||
Package | |||
Qty/package | 1 | pc/carton | |
Service conditions | |||
Environment maximum temperature | 40 | ºC | |
Pollution level | Heavy | ||
Altitude | ≤1000 | Meter | |
Standard | IEC60099-4:2014 |