Mailing List os2-wireless_users@2rosenthals.com Archived Message #532

From: "Carl Gehr" <os2-wireless_users@2rosenthals.com> Full Headers
Undecoded message
Subject: Re: [OS2Wireless] Re: Lightning strike
Date: Sat, 13 Jun 2009 12:20:11 -0400 (EDT)
To: "OS/2 Wireless Users Mailing List" <os2-wireless_users@2rosenthals.com>

On Sat, 13 Jun 2009 16:48:34 +0700, Jeffrey Race wrote:

>Thanks to all for suggestions.   AC power line is indeed likeliest
>ingress.  I checked and there are no overvoltage clamps on the
>200 m power feed from the pole; we are at the end of the line.
>
>Grounding is excellent at our home (I did it myself, to ground
>rods and building's rebars) but I never got to put in the big varistor
>to clamp the feed; its a GE/Harris V275HE250 device rated at
>20,000 amperes.   We'll do it next week and It will sacrifice itself
>during the next hit and blow the breakers.   We'll also get after
> the state electricity monopoly to install spark-gap protectors or
>something.  (Expected reply "If  you're not happy with your
>service we can disconnect it for you.)
>
>Among other items damaged was the APC uninterruptible
>power supply.  APC replaced it for us.

Jeffrey, while it may not apply to you, you may want to check out
"StrikeStop" - a surge protector device that fits between the service
entrance and the electric meter.  This URL happens to be for my local
power company, but I suspect the product is available from most
utilities.
>http://www.duke-energy.com/energystore/strikestop-residential.asp

Have fun with the local monopoly...

Carl


Subscribe: Feed, Digest, Index.
Unsubscribe
Mail to ListMaster