[Elecraft] Breakers for KPA1500?

[hawley, charles j jr]

How many watts of heat does the average attic have in the summertime?

Chuck
KE9UW

Sent from my iPhone, cjack 

> On Jul 9, 2018, at 6:39 PM, Josh Fiden <josh at voodoolab.com> wrote:
> 
> If wire run ends up being 50' you could see a 2V drop at 13A. Agree that switching supply in amp won't care. 26W of heat in the wire inside a wall would bug me. 
> 
> 73
> Josh W6XU
> 
> Sent from my mobile device
> 
>> On Jul 9, 2018, at 3:12 PM, Roy Koeppe <k6xk at ncn.net> wrote:
>> 
>> The KPA1500 uses a regulated power supply: input 195 to 250 vac. Voltage loss in #12  wires is so small the regulator will laugh at that.
>> 
>> 73,   Roy   K6XK
>> 
>> 
>> "I would also suggest using three -  #10 with ground as the line from the
>> breakers to the amp operating position."
>> 
>> 73
>> 
>> Bob, K4TAX
>> 
>> 
>>> On 7/9/2018 11:43 AM, Roy Koeppe wrote:
>>> Yes, that is what I am using.
>>> 
>>> 73,   Roy     K6XK
>>> 
>>> 
>>> I probably missed this but my google searches aren't working either.
>>> 
>>> Will 2x 20A breakers (220v) be sufficient for the KPA1500?
>>> 
>>> 
>> 
>> 
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