[TowerTalk] RG-213 Hi Pot ?

[Steven Katz]

10kW at 50 Ohms is only 707Vrms = 1kVpk.

-----Original Message-----
From: TowerTalk <towertalk-bounces at contesting.com> On Behalf Of Mac
Sent: Friday, May 10, 2019 10:05 AM
To: towertalk at contesting.com
Subject: Re: [TowerTalk] RG-213 Hi Pot ?

I'm wrong it seems [again] it is used in 10kw applications i have here .. but the specs sure dont support that from what i just reviewed..  im moving pretty fast as i am on a real project and might well be overlooking many parts of this ..  i will try later when i have more time ..  mac/mc  w5mc

On 5/10/2019 11:55 AM, Steven Katz wrote:
> The mil spec rating for RG-213/U is 3700Vrms max; this is 5232Vpk.
>
> I wouldn't use it at 7.7kVdc.
>
> -----Original Message-----
> From: TowerTalk <towertalk-bounces at contesting.com> On Behalf Of Jim 
> Thomson
> Sent: Friday, May 10, 2019 9:52 AM
> To: towertalk at contesting.com
> Subject: [TowerTalk] RG-213 Hi Pot ?
>
> Does anybody know how much max V is on  RG-213 ?   Like what are the results if a hi-pot tester used..
> and say cranked up to the point where  just a few ma occurs .     I have an application where I need a  HV
> cable, less than 10 ft, that will  easily handle 5700 /  7700  vdc.   It will be hardwired at both ends, no HV connectors.
> And with braid peeled way back from the center conductor, like  2-4 inches .
> The plan was to also wrap some red electrical tape  every few inches  along its  entire  length, to readily identify it as a HV cable.
>
> Tnx....  JIm   VE7RF
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