In message <[email protected]>, dated Fri, 24 Oct 2008, Derek 
Walton <[email protected]> writes:


>you make a point.... But easier to say that when you reside in the 
>community.

Well, I'm a self-employed consultant and I represent clients on 
standards committees. I'm not coming from BIG BUSINESS.
>
>Now, if the standards committees worked using net meeting, ie web Based 
>meetings, that would be easier to swallow. Travel costs for small 
>companies are not insignificant.

I agree, but it's much better now than it used to be. I try hard to 
spend clients' money as if it were mine. You do have to balance the use 
of £10 red-eye fares against the need to perform competently in the 
committee work.
>
>BTW, I bought 13309:2000, and I have to say this is a strange standard. 
>My clients equipment may be used at a construction site, but if it is, 
>it's run off a generator and not hooked into the vehicle. By this, I 
>mean the vehicles electrical system. 13309:2000 is really regurgitated 
>Automotive test requirements implying they are for the vehicle or parts 
>to be bolted on after market on a vehicle. Otherwise, one could argue 
>computers, fridges, coolers anything used on  a construction site needs 
>13309. Surely that's not the intent?

I would not think so. The standard is indeed badly drafted. (Let's hope 
the new edition is better.) The title clearly says 'internal electrical 
power supply' and that should be in the Scope, but it isn't.

If you product is such that it cannot be powered by the vehicle's own 
electrical supply (excluding any mounted generator that is not connected 
to the internal supply), then EN 13309 does not, according to the Title, 
apply.
-- 
OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk
Either we are causing global warming, in which case we may be able to stop it,
or natural variation is causing it, and we probably can't stop it. You choose!
John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK

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