On Tue, 31 May 2005, Chen Xiao Fan wrote:

> Oh yes. Gas arrestors are one of the best device for lighten
> protection. The company I am working for have lots of
> Over-voltage suppressor (lightning-protection barrier).
>
> Take a look at my company's web site.
> http://www.pepperl-fuchs.com and search for P-LB and K-LB.
> The discharge current is up to 10KA.

And the minimum firing voltage is 80V so you need something else after 
the gas arrestors to stop the damage.

Peter
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