[Elecraft] Items you think you can depend on

[Carl Jón Denbow]

Maybe you want to contribute this experience to list?

Sent from my iPhone
===========================
Carl Jón Denbow, N8VZ
17 Coventry Lane
Athens, Ohio 45701-3718
 
carl at n8vz.com
www.n8vz.com
EM89wh
 
IRLP 4533   Echolink 116070
 
PSK and JT65 Forever!
===========================

> On Sep 5, 2017, at 2:11 PM, Mike Rhodes <w8dn.mike at gmail.com> wrote:
> 
> So what are people using to monitor their 120/240 mains? Just curious but wondering if this is something I should be doing.
> 
> Mike / W8DN
> 
>> On 9/4/2017 1:32 PM, Mel Farrer via Elecraft wrote:
>> Funny you posted this.
>> I monitor BOTH sides of the 110/220 VAC service and have alarms set to trigger either line >125 or >250 VAC. Being in the country THINGS happen.
>> Always expect the unusual.
>> Mel, K6KBE
>> 
>> 
>>       From: David Robertson <kd1na363 at gmail.com>
>>  To: Elecraft <elecraft at mailman.qth.net>
>>  Sent: Monday, September 4, 2017 9:39 AM
>>  Subject: [Elecraft] Items you think you can depend on
>>    Everyone,
>> 
>>  Over time we can grow complacent on many service items such as electrical
>> power, water and other services over time. Well that can be concerning as
>> many hidden changes can result in damage to your home and equipment.
>> 
>> Late late night I came in to my den and was closing down my ham station
>> when I notice my fault light on my KPA500 linear was on. I powered it down
>> and retired for the evening. This morning I powered up the linear (KPA500)
>> and at once I got a fault light and had a high voltage alert. I powered
>> down the linear and checked my input line voltage. It was 137 volts RMS! To
>> be sure it wasn't my imagination I rechecked the voltage with a different
>> meter with the same result. In checking the 220 volt outlet I measured 274
>> volts! My linear is set up for 220 volts operation and it was getting over
>> 90 volts HV.
>> 
>> I alerted the neighbors and cut the main breaker to the house. I then
>> called the power company's service number and reported the problem. A short
>> time later they called me back and reported that a regulator in the local
>> sub station had "Stuck" and was reset. In rechecking my line voltage it was
>> 118 volts on the low side and 236 volts on the high side.
>> 
>> In the 12 years we have been at this qth we found that our town's locally
>> run power company has been very reliable but this experience showed me that
>> it is not a bad idea to check your line voltage every once in a while.
>> 73
>> 
> 
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