| Customization: | Available |
|---|---|
| Type: | Signal Type Arrester |
| Structure: | Zinc Oxide Arrester |
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Technical Standard
The design and test of Metal Oxide Surge Arrester is complied full with IEC99-4.
Sevice Conditions
a) Ambient air temperature within the range of -55°C to +50°C.
b) Altitude not exceeding 2000m.
c) Frequency of the A.C. Power supply not less than 48hz and not exceeding 62hz.
d) Power frequency voltage applied continuous between the teminals of the arrester
not exceeding its continuous operating voltage.
e) Maximum wind speed not exceeding 35m/s.
f) Earthquake intensity not exceeding 7 degrees.
Specifications:
1) MOA rated voltage: 11KV
2) MCOV: 9.4KV
3) Power frequency discharge voltage: 20KV
4) 1.2/50μs impulse discharge voltage: 33KV
5) 8/20μs lightning current impulse: 33KV
6) 2ms rectangular current impulse withstand: 100A
7) 4/10μs high current impulse withstand: 65KA
8)Leakage distance:460mm
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