Customization: | Available |
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Type: | Power Source Arrester |
Structure: | Zinc Oxide Arrester |
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Zinc oxide surge arrester is a lightning protection device with superior protection performance, light weight, pollution resistance and stable performance. It mainly uses the good non-linear volt-ampere characteristics of zinc oxide to make the current flowing through the surge arrester at normal working voltage very small (microamp or milliampere level); when the overvoltage acts, the resistance drops sharply, venting the overvoltage Energy to achieve the effect of protection. The difference between this kind of lightning arrester and the traditional lightning arrester is that it has no discharge gap, and uses the non-linear characteristics of zinc oxide to discharge and break.
Features:
1)Silicone polymer housing composite metal oxide surge arrester and porcelain housing metal Oxide surge arresters are available.
2)Easy installation and maintenance.
3)Good sealing capability to ensure reliable operation.
4)Protection and reliability of the surge arrester have been greatly enhanced.
Parameter
Surge arrester is mainly used to protect distribution transformer, cable connector and electric equipment from being damaged by lighting impulse voltage and operated over-voltage.Type | MOA Rated voltage KV(rms) |
MCOV KV(rms) |
Current Impulse Residual Voltage |
2ms Rectangular current impulse withstand A |
4/10μs High current impulse withstand KA(crest) |
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1/4μs Lightning current impulse KV(crest) |
8/20μs Lightning current impulse KV(crest) |
30/60μs Switching current impulse KV(crest) |
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YH10W-3 | |||||||
3 | 10 | 2.55 | 9 | 8.9 | 250 | 100 |