[69182] in North American Network Operators' Group
Re: UPS and generator interaction?
daemon@ATHENA.MIT.EDU (Laurence F. Sheldon, Jr.)
Mon Mar 29 13:43:58 2004
Date: Mon, 29 Mar 2004 12:43:22 -0600
From: "Laurence F. Sheldon, Jr." <LarrySheldon@cox.net>
To: nanog@merit.edu
In-Reply-To: <200403291337.04423.doon@inoc.net>
Errors-To: owner-nanog-outgoing@merit.edu
Patrick Muldoon wrote:
> On Monday 29 March 2004 01:26 pm, Brian (nanog-list) wrote:
>
>>Does anyone know of a way to get a UPS to trigger a generator to start, and
>>to switch over to the generator power automatically or does this type of
>>thing just not exist?
>
> I think you are looking at it wrong, you need an Automatic Transfer Switch.
> It connects to both commercial power and your generator, and provides a feed
> into your panels. Your UPS's sit in front of the ATS, and provide clean
> power. If/When you loose commercial power, the ATS will detect this and
> power on the generator, after a configurable amount of time it will switch to
> generator power, until commercial power comes back and is stable for X amount
> of time.
We are talking about some significant energy levels here, and this
is NOT a DIY project. If the switch is hooked up wrong, you can
(attempt) to power up your part of the grid during a failure, and
kill people in the attempt.
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