Re: Hey! it's worth a shot :-)) Re: electrical contacts

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

You left out the operating power for the switch... <100W seems reasonable.
BTW 10 uS is 0.000 01 seconds

Tesla list wrote:
> 
> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
> 
> Hi John,
> 
> We, in the Tesla coiling community, would have use for the following
> electrical contactors.
> 
> Ipeak = 5000 amps
> Irms = 200 amps
> Vfire = 25000 volts
> Rcontact = 0.1 ohms
> Rate = 120 make and break contacts per second.   The timing accuracy of the
> makes and breaks should be +-10uS (0.00010 seconds)
> The life should be 5,000,000 operations.
> The cost to better the competing products should be $20.00 USD
> The yearly demand for such a product mey exceed 50 units per year!  This
> would total a yearly demand of close to $1000 USD!
> 
> If you habve a product that coul meet his goal, let me know...
> 
> Cheers,
> 
>         Terry
>         twftesla-at-qwest-dot-net
> 
> At 01:09 PM 8/21/2011 +0800, you wrote:
> >Dear Messrs:
> >   This is Shanghai Chinahope alloy Co., Ltd., we are the leading electrical
> >contacts
> >   manufacture in China,We can manufacture a series wire, tapes and
> >profiles, rivet of
> >   AgCdO,AgSnO etc, and we can offer you the products with competitive
> >price,which we
> >   would give us win-win-dot-compared with the suppliers in the same field, I
> >think the
> >   moststrength that we own is that we can offer you the favorable price
> >   withadvanced quality. And I look forward to a long and mutually
> >   beneficial
> >   business relationship.
> >   Contact: john(zheng xu xia)
> >
> >   Tel: 86-21-57660999 57661222
> >   Fax: 86-21-57661521
> >   Zip: 201603
> >   E-mail: chinaalloy-at-yahoo-dot-com.cn
> >   Http : www.longsun.cc
> >   Address: tianma songjiang ShangHai China
> >
> >   Best regards!