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DIY Subpanel help

Shcrews

DO WHO YOU BE
Veteran
i am trying to upgrade from my dryer circuit: i want to install a 60-amp sub-panel in my room with 5KW lights and a soon-to-be-purchased 220v 20Kbtu AC. i'm not quite sure what i need to get?

I want to also have some 120v plugs for my co2, dehuey, etc. say like 6 timed 240V outlets, 2 un-timed 240v outlets, and 2 un-timed 120v outlets

BTW i am using 120v plugs on all my ballasts but they are 240v obviously

55 feet from the main panel to the room

I have an electrician who does awesome work for me, but I want to get all the parts myself beforehand so that all he has to do is assemble and turn on

a list of necessary parts would be great, or maybe a link?

I'm not too knowledgeable with this shit, i'm only 21 and definitely not any prior experience either, so any help is much appreciated.

peace
 

PharmaCan

Active member
Veteran
Your best bet would be to ask your electrician for a parts list. Anyone who tries to tell you what you need, from the information you have posted, would be blowing smoke.

PC
 

Shcrews

DO WHO YOU BE
Veteran
my buddy gave me a list but i have lost one page of the two (i blame the ganja) and i thought i would ask here rather than waste his time and my money getting another list

apparently i have no choice

but i appreciate ur honesty i really do.. cheers.

Mods, feel free to close/delete this thread
 
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Dr. G

Active member
blowin smoke eh?

ok so i dunno how to do it from your dryer curciut

but and easier way is to get a 60 amp breaker for the main pannel run some wire to your room i forgot which gauge but home depot should have a chart or it should be easy to find but always go one size larger for saftey

then get your sub pannel

get a 30 amp breaker to go to your lights to go on 220 youll need some kind of box i got one from c.a.p. the mlca 4 or you can get the 8 get the A version so you can run your 120 plugs on your 220 balasts

ok lights done

now for the 120 outlets just run some wire from that sub pannel to each of those outlets remember to get the proper gauge

one breaker for each outlet 20 amp breakers

then you get a 30 amp 220v breaker and a outlet and run some wire remember proper gauge and there you have it done

go buy a book to learn about which wire goes where but its pretty simple

220 black and red go form breaker to bolth hots

120 from outlets go to the subpannel and the the black goes to one nut the others go to neutral and ground

in the main pannel the neutral will go to the ground wince theres no neutral on the main or it might be the other way around

and dont be scared if you have a new pannel and an electricians screw driver i dont see how you can get electricuted
 
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B

badugi

resinnation said:
are there certain breakers recommended for high amp 220 loads being used, or singe pole breakers work fine?
Yes, those certain breakers are rated for the amperages you want the circuit to break at.

LOL single pole breakers for 220/240v?

I think you should hire an electrician.
 
Y

yamaha_1fan

resinnation said:
are there certain breakers recommended for high amp 220 loads being used, or singe pole breakers work fine?


You need a double pole breaker. Its basically two breakers connected.


I think you need to do some more reading before you try anything. Home Depot has some books that may help.
 

cocktail frank

Ubiquitous
Mentor
ICMag Donor
Veteran
most dryer plugs are rated for 50a.
80% load on that is 40a, that is yer top off point for a safe draw on a 50a circuit.
5k @ 240v should be about 25a.
leaves you another 15a for safe draw for yer a/c.
22k btu should prolly have a max fuse rating of 20a (my highly educated guess)
it wont draw that constantly, just close to it when the comp kicks on.
FLA (full load amps)will be higher than RLA(running load amps)
so u should be in great shape on yer 50a sub.
your co2 regulators dont draw shit, not a problem.
only problem i see would be when your dehuey kicks on.
if you have a full load running , lights , a/c etc, and the deheuy kicks on, youll prolly get a good spike that will prolly dim the lights due to lag in the system.
if the voltage dips too low on the lag from startup, you could damage the electronics in yer setup. ie ballasts, a/c controls.
ask yer sparky about it, if he knows anything he would agree.
 

Shcrews

DO WHO YOU BE
Veteran
^^^thanks for the advice, ur one of my idols man... I got my guy to do the work for me already, so my worries are over

BTW my dryer circuit has a 30Amp breaker, not 50. could i use 50Amps on that circuit?
 

Pirate

Give Me Liberty or Give Me Death !!
Veteran
Check your wire size. If it is #6 copper then you can run 60 amps MAX on that. But you would need to upgrade the breaker. (simple task)

If the wire size is #10 then your limited to 30 amps MAX load.
#8 wire will get you 40 amps.

30 year Electrician. 7 years contractors license.
Feel free to ask.

Pirate
 
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Shcrews

DO WHO YOU BE
Veteran
^^ best avatar ever...

thanks too, great to have experienced ppl on here, especially in the electricity dept.
 
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Shcrews

DO WHO YOU BE
Veteran
Pirate said:
Check your wire size. If it is #6 copper then you can run 60 amps MAX on that. But you would need to upgrade the breaker. (simple task)

If the wire size is #10 then your limited to 30 amps MAX load.
#8 wire will get you 40 amps.

30 year Electrician. 7 years contractors license.
Feel free to ask.

Pirate

not sure what # the wire is, where does it say?

my dryer circuit is on a double breaker, with a red wire coming out the top slot, and a black wire coming out the bottom, but nothing is written on them? how do you know what it is?

i feel retarded, sorry guys..
 
MAX loads you quoted are actual or same as breakers where you need to stay under 80%?

ie max load on 10/3 is 30amps or ~24(80 percent)?
 

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