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Old 06-04-2004, 09:49 PM
Julie
 
Posts: n/a
Default Question about wiring lights

I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?

http://albums.photo.epson.com/j/View...231&p=67628260
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Old 06-04-2004, 09:50 PM
MrCheerful
 
Posts: n/a
Default Question about wiring lights


"Julie" wrote in message
m...
I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?

http://albums.photo.epson.com/j/View...231&p=67628260


wiring from a plug is just the same, live to live etc.
only difference is that fixed wiring colours are slightly different:

fixed colour (flex colour)
RED (BROWN)
BLACK (BLUE)
BARE WIRE (GREEN/YELLOW)

HTH
mrcheerful


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Old 06-04-2004, 09:50 PM
MrCheerful
 
Posts: n/a
Default Question about wiring lights


"Julie" wrote in message
m...
I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?

http://albums.photo.epson.com/j/View...231&p=67628260


wiring from a plug is just the same, live to live etc.
only difference is that fixed wiring colours are slightly different:

fixed colour (flex colour)
RED (BROWN)
BLACK (BLUE)
BARE WIRE (GREEN/YELLOW)

HTH
mrcheerful


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Old 06-04-2004, 09:51 PM
Julie
 
Posts: n/a
Default Question about wiring lights

Julie,

(1) Where are you planning to install these lights?


We have a heated outbuilding and I plan to use it out there.

(2) If you are installing them inside a house, why do you need a plug and
socket instead of wiring them into the main lighting circuit? So you can
only use in spring, and store for the rest of the year?


I wanted a plug and socket so I can have more flexibility in adjusting
height and also so they can be put away or moved as needed.


I have read your previous thread about lack of sunlight, which also implies
lack of domestic lighting.

I am guessing that you are building some form of light box for use inside
the house to bring on seedlings?


Yes I am making an open top light box with fan ventilation for
seedlings.


I am a little concerned that because (I am presuming) they will be used for
raising seedlings that they will be in a humid environment (which seedlings
normally like) which may exceed the IP20 rating.


The environment in which they will be used will not be too humid. The
seedlings are well up and should not need to much and with the
ventilation and the open top of the light box the Light fixture itself
should not be exposed to excess


HTH
Dave R


Thanks a bunch. If you need any other details Please let me know.

Cheers
Julie
  #5   Report Post  
Old 06-04-2004, 09:51 PM
Julie
 
Posts: n/a
Default Question about wiring lights

Julie,

(1) Where are you planning to install these lights?


We have a heated outbuilding and I plan to use it out there.

(2) If you are installing them inside a house, why do you need a plug and
socket instead of wiring them into the main lighting circuit? So you can
only use in spring, and store for the rest of the year?


I wanted a plug and socket so I can have more flexibility in adjusting
height and also so they can be put away or moved as needed.


I have read your previous thread about lack of sunlight, which also implies
lack of domestic lighting.

I am guessing that you are building some form of light box for use inside
the house to bring on seedlings?


Yes I am making an open top light box with fan ventilation for
seedlings.


I am a little concerned that because (I am presuming) they will be used for
raising seedlings that they will be in a humid environment (which seedlings
normally like) which may exceed the IP20 rating.


The environment in which they will be used will not be too humid. The
seedlings are well up and should not need to much and with the
ventilation and the open top of the light box the Light fixture itself
should not be exposed to excess


HTH
Dave R


Thanks a bunch. If you need any other details Please let me know.

Cheers
Julie


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Old 06-04-2004, 09:52 PM
 
Posts: n/a
Default Question about wiring lights

In uk.d-i-y Julie wrote:

Yes I am making an open top light box with fan ventilation for
seedlings


and shared worries about using a light fitting designed for "normal"
permanent ceiling installation.

Me, I wouldn't worry too much about the humidity - the fittings will
run warm enough that condensation on them is most unlikely. You do need
to make sure you have decent strain relief on the flex which connects
into the light fitting - there isn't usually any provision for strain
relief in tube fittings, so you may want to adapt something using a
cable gland or similar (tightish cable ties would do at a pinch, though
not really best practice!); but presumably you'll need an incoming feed
which then splits or loops to both the fan and the lights, right? So more
than one place to securely anchor the incoming mains lead.

Other thing to watch for is keeping ordinary PVC cable away from the
hottest bits of the fitting, the "ballast" - you'll see when you open it
up that the terminal block for the incoming wires is some few inches or
more away from that, while the wires running to the ballast are usually
wrapped in heat-resisting insulation. (If you're not sure which bit of
the tube fitting will run hottest, connect it up temporarily and feel
which bits got hot!). Keep your ordinary flex routed away from that part,
and/or use a more heat-tolerant flex like the one used for immersion
heaters...

If you're using this in a shed, you really want to be sure that the
shed's power supply comes through an RCD...

Happy light-box building - Stefek
  #7   Report Post  
Old 06-04-2004, 09:52 PM
 
Posts: n/a
Default Question about wiring lights

In uk.d-i-y Julie wrote:

Yes I am making an open top light box with fan ventilation for
seedlings


and shared worries about using a light fitting designed for "normal"
permanent ceiling installation.

Me, I wouldn't worry too much about the humidity - the fittings will
run warm enough that condensation on them is most unlikely. You do need
to make sure you have decent strain relief on the flex which connects
into the light fitting - there isn't usually any provision for strain
relief in tube fittings, so you may want to adapt something using a
cable gland or similar (tightish cable ties would do at a pinch, though
not really best practice!); but presumably you'll need an incoming feed
which then splits or loops to both the fan and the lights, right? So more
than one place to securely anchor the incoming mains lead.

Other thing to watch for is keeping ordinary PVC cable away from the
hottest bits of the fitting, the "ballast" - you'll see when you open it
up that the terminal block for the incoming wires is some few inches or
more away from that, while the wires running to the ballast are usually
wrapped in heat-resisting insulation. (If you're not sure which bit of
the tube fitting will run hottest, connect it up temporarily and feel
which bits got hot!). Keep your ordinary flex routed away from that part,
and/or use a more heat-tolerant flex like the one used for immersion
heaters...

If you're using this in a shed, you really want to be sure that the
shed's power supply comes through an RCD...

Happy light-box building - Stefek
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Old 07-04-2004, 01:33 AM
p.mc
 
Posts: n/a
Default Question about wiring lights

Hi julie
I actually sent this a couple of days ago, but to Mr Cheerfulls address by
mistake I think.

Put a 5amp fuse into the plug, then use 1.5mm lighting flex to wire the
light\s from the plug.Brown to (L) terminal live.Blue to (N) terminal
neutral.Yellow "or" green to (E) terminal earth. And you can have the 3
lights on the same plug if you wish by taking your next feed to the 2nd
light by coming from the terminals in the 1st light fitting to the next
repeating the same connections and colours etc.

I hope this makes sense to you?

Regards
p.mc

For personal replies please leave or type signature
"p.mc" In the body of the message otherwise
posts will not be received.
Thanks

----- Original Message -----
From: "MrCheerful"
Newsgroups: uk.rec.gardening
Sent: Monday, April 05, 2004 11:36 PM
Subject: Question about wiring lights



"Julie" wrote in message
m...
I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?



--
Regards
p.mc

For personal replies please leave or type signature
"p.mc" In the body of the message otherwise
posts will not be received.
Thanks

"Julie" wrote in message
m...
I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?

http://albums.photo.epson.com/j/View...231&p=67628260



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Old 10-04-2004, 06:06 AM
David W.E. Roberts
 
Posts: n/a
Default Question about wiring lights

Note: X-posted to uk.d-i-y
"Julie" wrote in message
m...
I was finally able to get a set of 3- 2ft double bulb Flourescent
lights. On plain bulb and one warm.

They are the kind you have to wire yourself (they are meant for hard
wiring into the mains system).

The connections seem simple as do the directions. However since the
directions are for direct hard wire connection.....my hubby thinks
wiring them to connect via a plug will not be so simple. I am
enclosing a link to the directions. Once in view click on it and it
should blow up to full size if you click again (in Netscape anyway).

These were the least expensive (on sale 20% off at B&Q) and cheaper
than the ones that are already wired ( 4ft single battens with
diffusers -not useful).

I know I am not stating my case very well but I am not so wise in the
way of electricity :-/ .

Thanks
Julie
Any Question ask and I'll answer if I can.

The link is for Mains "hard wiring" How would you adapt to wiring via
a fused plug in connection instead?

http://albums.photo.epson.com/j/View...231&p=67628260


Julie,

(1) Where are you planning to install these lights? From the instructions it
is obvious that they are for use inside a house - and not in a bathroom in
the house. Certainly not for inside a greenhouse which would probably blow
away both the moisture and temperature constraints.
(2) If you are installing them inside a house, why do you need a plug and
socket instead of wiring them into the main lighting circuit? So you can
only use in spring, and store for the rest of the year?

I have read your previous thread about lack of sunlight, which also implies
lack of domestic lighting.

I am guessing that you are building some form of light box for use inside
the house to bring on seedlings?

From reading the instructions posted, as long as you follow the fitting
requirements i.e to a non-flammable, non-electrically-conductive surface and
make sure that it is earthed then connecting to a plug (with a suitable
fuse) should be fine.

I am a little concerned that because (I am presuming) they will be used for
raising seedlings that they will be in a humid environment (which seedlings
normally like) which may exceed the IP20 rating.

I have cross-posted this to uk.d-i-y for the serious electricians to cross
check (please).

HTH
Dave R



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