[R-390] OT - Transmission lines - local
rbethman
rbethman at comcast.net
Thu Feb 24 19:28:05 EST 2011
There is NO question that HV is nasty stuff!
Our team was selected to install a "small" 750KW unit to provide for
emergency power to the U.S. Embassy "compound".
We had gotten through the entire installation. It was time ti light it
up and test it out. That was when the *fun* began!
We started it up and brought it up to speed. The automatic Field Flash
kicked in. Little did we know that Depot had overlooked one little
item. The generator's *diode* that spun on the rotor was an antiquated
selenium rectifier.
Well, it decided to let go just then. The remainder of the team hauled
rump out the business end door. I hauled rump forward to hit the
emergency shutdown.
It was VERY disconcerting to see the 4160/2400 crawling all over the
outside of the "normally confining" HV enclosure. Personally, I'll pass
on EVER seeing THAT sight EVER again.
Nasty is putting it mildly!
They picked one of "our" teams due to the specific country we were
installing this in. The going and coming was interesting in and of
itself. <GRIN>
Bob - N0DGN
On 2/24/2011 6:07 PM, Randy and Sherry Guttery wrote:
> On 2/24/2011 4:27 PM, Les Locklear wrote:
>> Interesting story about 4160 volts.
>> <...snip...>
>> We worked up to 660 volts, nothing higher,
>> that's what they were for. Nasty stuff!
>>
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