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Low Voltage lighting vs A.C.

R

Ross Herbert

Jan 1, 1970
0
Ross said:
Just a thought.

Why not 24V ?

Graham


Well, for that matter, why not 32V? This used to be a common domestic
supply voltage for farming properties up till about the 1960's.

I suppose 12V is more common and it is easier to find garden/outdoor
lamp fittings for this voltage than it is to find 24V or any other
voltage.
 
J

Joel Kolstad

Jan 1, 1970
0
Ross Herbert said:
I suppose 12V is more common and it is easier to find garden/outdoor
lamp fittings for this voltage than it is to find 24V or any other
voltage.

I always figured the low-voltage outdoor lighting companies may very well have
started by using automobile bulbs -- 12V -- and hence its just stuck around
even as the companies have become bigger. 28V or 32V would seem to be a
significant improvement while still being much safer than 120V or 240V.
 
R

Ross Herbert

Jan 1, 1970
0
I always figured the low-voltage outdoor lighting companies may very well have
started by using automobile bulbs -- 12V -- and hence its just stuck around
even as the companies have become bigger. 28V or 32V would seem to be a
significant improvement while still being much safer than 120V or 240V.

In practical terms, unless you have extra long cable runs, 12V does
quite nicely and is economical to install. Commercial buildings go for
high voltage outddoor light fittings but they can justify the
expenditure in heavy duty fittings and underground cabling in conduit.
12V can be run direct in ground.
 

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