Re: [TowerTalk] questions about lightning suppressors

["Jim Brown" <jim@audiosystemsgroup.com>]

On Wed, 19 Sep 2007 21:42:26 -0400, john@kk9a.com wrote:

>I had to replace a 
>number of Polyphaser rotator protectors because the MOV's burned up.

Of course. MOV's are sacrificial. They "protect" by attemping to short 
out the surge/strike, and in doing so, will eventually fail after they 
have absorbed enough joules. The failure may be after many small 
spikes, or one big one. 

Jim 



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