question about 150 watt hps system

gotanks

Member
OK I'm not a scientist nor a electrician, I can't figure out how many amps a typical 150 watt system is, because in order to figure out real wits you need to know amps x volts right?
 

Resinhound

Well-Known Member
Any reputable ballast company will list actual draw from the wall...if they dont list it somewhere id be pretty suspect of that manufacturer.
 

KarmaPaymentPlan

Well-Known Member
Any reputable ballast company will list actual draw from the wall...if they dont list it somewhere id be pretty suspect of that manufacturer.
Ok none of ballast I've bought which have all been new say what they actually pull watt wise. They say how many Amps at what voltage and they say what watt light it's made for
 

Blue brother

Well-Known Member
If it's digi it's probably pretty close to 150w. Which at 110v is around 1.4 A. obviously you need to take in to account the fact that hid lighting draws more when first starting up. If you know the voltage and amperage then you can work out the wattage.
Watts divided by volts equals amps.
Amps times volts equals watts.
Watts divided by amps equals volts.

Hope this helps learned it in high school n just been waiting to tell someone lol
 

gotanks

Member
Karma you understand me at what I'm trying to get at lol we all understand how to figure out the watts but in order to be accurate you must need to know how many amps the whole entire unit is pulling regardles and that's what I'm trying to get
 

Resinhound

Well-Known Member
Google how much a 150w ballast pulls from the wall. If it says it built for 150w bulb that's what you use this isn't complicated think before you type
I dont have to google anything your the one saying a 150w ballast runs at 400w...jesus if you know the amperage and the voltage then finding the watts is simple math maybe its YOU thats needs to think before they type.

I answered the question a long time ago the answer to the ops question is about 1.3 amps.
 

KarmaPaymentPlan

Well-Known Member
I dont have to google anything your the one saying a 150w ballast runs at 400w...jesus if you know the amperage and the voltage then finding the watts is simple math maybe its YOU thats needs to think before they type.

I answered the question a long time ago the answer to the ops question is about 1.3 amps.
you guys are still wrong! heres the story i bought a sunlight supply 150w once and noticed a huge spike in my energy bill so i did some research did a little google ya know.


REVIEW: Sun System 150W HPS System
This is my first “review” so please be kind. My background is in mechanical engineering, not in literature, so I am more number oriented.

I ran some tests on the Sunlight Supply 150W HPS Lighting System. This complete lighting system is compact; yet very potent (putting out a rated 16,000 lumens with the included 150W HPS bulb).

For being a magnetic ballasted system it is not too loud. While running in my office it does have a slightly audible hum (which is typical with magnetic ballasts). When I leave the room the ballast is not audible in the hallway outside my office.

Of course being technically minded I needed to run energy consumption tests on the light; I must say I was quiet surprised.

Outlet Voltage: 122.5V
Instant On Amperage: 4.31A
After Running 60min: 3.33A

This results in an initial start-up watt consumption of 528W. After letting the light warm up and stabilize for 60 minutes the light was consuming a consistent 408W. This means the light is consuming 408W to produce 150W of lighting (a power factor of 37%).

The light was positioned 18” above a container of Hydroton and left to sit for 60 minutes. The temperature at the surface of the container was 86F, while the office temperature was a consistent 76F. This little light is perfect for a small garden, smaller than 2’x2’.

We sell the Sun System 150W HPS System through our website, CLICK HERE TO BUY.







heres one of those google searches now.... just like every other one you guys can all read about
 

Inferno37

New Member
That particular system is pulling extra amps to run fans and such. One could assume that a magnetic ballast will be pulling 10%-20% over the 150w, but 408w is ridiculous.
 

KarmaPaymentPlan

Well-Known Member
That particular system is pulling extra amps to run fans and such. One could assume that a magnetic ballast will be pulling 10%-20% over the 150w, but 408w is ridiculous.
its a 150w light find me another one then that says otherwise

Outlet Voltage: 122.5V
Instant On Amperage: 4.31A
After Running 60min: 3.33A
 
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