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Search took 0.00 seconds. Search: Posts Made By: oil pan 4
Forum: Conservation 04-22-18, 11:43 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
I installed a T5 high output, high bay fixture in...

I installed a T5 high output, high bay fixture in the foyer.
My wife was not too thrilled. It was a single function 4 tube fixture, with 5000k tubes. She said it was way too bright.
Turning that...
Forum: Conservation 03-08-18, 04:06 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
I put my kill a watt meter on one of my T5...

I put my kill a watt meter on one of my T5 fixtures, it runs about a .99 power factor.
These commercial/industrial power supplies are very efficient.
Commercial/Industrial users demand highest...
Forum: Conservation 02-26-18, 04:14 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
But at the same time I bought some 100w...

But at the same time I bought some 100w replacement leds from lowes that only do 50 lumens per volt-amps.
That's only marginally better than CFL, which does 30 to 35 lumen volt amp.
Forum: Conservation 02-06-18, 04:40 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
I was at Sams club and found some 80 lumen per...

I was at Sams club and found some 80 lumen per volt-amp "60w replacements".
They're getting up there.
Forum: Conservation 02-03-18, 06:44 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
Yes I have used these before. I tried to make my...

Yes I have used these before. I tried to make my own LED head lights with them years ago.
Forum: Conservation 02-03-18, 02:18 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
How much are these going to cost? T5 HO are...

How much are these going to cost?

T5 HO are supposed to be up to 5,000 lumens.

I put one of these fixtures up in the foyer of our house. The wife says it's too bright and doesn't like the 4100...
Forum: Conservation 02-02-18, 10:52 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
I picked up some 2,800 lumen replacement LEDs and...

I picked up some 2,800 lumen replacement LEDs and they don't appear to be putting off any where close to the light i get from my German made 54w tubes.
There appears to be a big difference in German...
Forum: Conservation 01-29-18, 07:57 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
Those T5 ballast must be old. Mine are from...

Those T5 ballast must be old.
Mine are from 2013. They draw about 50 to 55 volt amps per tube on the high output ones.
I have some intermediate output ones, my Frankenstein fixtures that use a T8...
Forum: Conservation 01-25-18, 10:19 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
I use "250w replacement LED floods" my favorite...

I use "250w replacement LED floods" my favorite fixtures use 3 of these it lights up a half acre pretty good. Total they use 78w or about 90 volt-amps. But they are $33 each, but some of them the...
Forum: Conservation 01-25-18, 06:54 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
And that's how you end up with LEDs that are less...

And that's how you end up with LEDs that are less efficient than T5 florescent.

And good luck finding single LED fixtures that give 12,000 to 20,000, or even 30,000 lumen. They are out there but...
Forum: Conservation 01-24-18, 10:07 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
I don't want or care for dimable lights. In the...

I don't want or care for dimable lights.
In the real world most lights aren't dimmed.

Plus these T5 fixtures are being used outside and in unheated buildings.

Moreover there are dimable T5...
Forum: Conservation 01-24-18, 04:45 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
I just took a number samples of some of various...

I just took a number samples of some of various size LED floods, they are rated from 60 to 70 lumens per volt-amp.
My brand new LED replacements are rated for only 75 lumens per volt-amp.
My...
Forum: Conservation 01-10-18, 09:05 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
I have had to replace the ballast in some of my...

I have had to replace the ballast in some of my T5 high output fixtures, when I do I replace the single 4 lamp ballast with 2 separate 2 lamp ballast units, that way I can turn on 2 or 4 lamps.

So...
Forum: Conservation 01-03-18, 12:59 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
It seems like the only florescent fixtures worth...

It seems like the only florescent fixtures worth having are good quality high output tubes.

The high output T5 lights are industry standard, most HO T8 and HO T12 are not bad. The HO T8 tubes in...
Forum: Conservation 01-02-18, 05:18 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
Yes I bought 10 of them. These are hybrid...

Yes I bought 10 of them.
These are hybrid tubes. Hybrid tubes can run off ballast or 120 to 277v power.
I found that the led T8 tubes use 26% more power when running on ballast power, compared to a...
Forum: Conservation 12-28-17, 04:25 PM
Replies: 32
Views: 21,927
Posted By oil pan 4
There are utilitec single pack T8 led...

There are utilitec single pack T8 led replacements that are dual power capable for under $4 each.
Has to be the single pack, the utilitec dual pack are ballast only.
They can run off ballast power...
Forum: Conservation 12-24-17, 09:47 AM
Replies: 32
Views: 21,927
Posted By oil pan 4
LED versus T5 efficiency

I went to look up LED versus T5 efficiency. It turns out LED beats up older technology like T12 and T8 and takes its lunch money. That's comparing 120v powered LED to T8, not ballast powered T8 LED...
Showing results 1 to 17 of 17

 
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