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Topic: setting up 12 s1 antminers (Read 903 times)

legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
June 03, 2014, 05:32:28 AM
#12
consider this psu  195 runs 3 ants   there is a sale get back 15% in points to be used later.


http://www.rakuten.com/prod/evga-supernova-1300-g2-1300w-power-supply-110-v-ac-220-v-ac-input/249973555.html





full explanation on maxing the discount

https://bitcointalksearch.org/topic/m.7073381
newbie
Activity: 47
Merit: 0
April 30, 2014, 09:25:34 PM
#11
You can should only run 16amps per 20 amp circuit so yes, 4 per would work. My issue is i plan on expanding much more past 12 ants. This way i have enough room to expand.
sr. member
Activity: 351
Merit: 250
April 30, 2014, 07:16:32 PM
#10
Correct me if I'm wrong but wouldn't you only need 3 20amp 120v to run 12 Ants. I run 4 on each 20amp run with 12 gauge 1650 watts per circuit.
full member
Activity: 192
Merit: 100
April 28, 2014, 04:42:13 PM
#9
Excellent decision.  That should work well for you.
newbie
Activity: 47
Merit: 0
April 27, 2014, 12:27:02 AM
#8
Thanks for the replys. Here is what i am doing. I am putting in a 100amp sub panel and from that will run 240v 20amp breakers and 1 120v 20 amp for my switch, router and fans. My main panel is about 2 feet from the sub and the sub is 1 foot from my miners. I got a triplite 100-240v 20amp pdu along with all the needed c13 adapters. 100 amps should give me more than enough room for now as i will only be using about 25 amps.
full member
Activity: 192
Merit: 100
April 26, 2014, 12:24:02 PM
#7
One other thought comes to mind ... how far are the miners from your service panel?

It might be less expensive to install a sub panel where you are installing your miners than run multiple small circuits if the distance is long.
full member
Activity: 130
Merit: 100
April 26, 2014, 10:49:49 AM
#6
Depends on how much space you have left in the panel, and whether you are doing the work yourself.

If you are wiring yourself, then I suggest 240v 20a using 12 AWG copper wiring.  Easier to deal with than 10 AWG.  Provided you have enough breaker spaces in the panel.  Make sure you distribute the breakers between the left bank (side) and right bank (side) of the panel.  Helps with loading.

If hiring electrician, then I would go 240v 30a route with 10 AWG copper wiring.  Time is money.  Less wires to run usually means less install time, and therefore cost less.

In all cases, I would place the heavy electrical loads near the top of the panel where the main feeder cable comes into the panel.
full member
Activity: 192
Merit: 100
April 25, 2014, 08:16:06 PM
#5
Thats what i was thinking except to go that route i am looking at least $200 more in supplies. I am curious if I will make that back with the little gain in efficiency?
It is true that a PDU costs more than a duplex outlet but you will be able to reuse them as you grow.  I am not sure you got 200 dollars.  http://www.ebay.com/itm/30-56051-01-Compaq-220-240V-Single-Phase-PDU-Power-Distribution-Unit-24Amps-/390707938184?pt=US_Power_Distribution_Units&hash=item5af8020388 are 50 bucks each, http://www.ebay.com/itm/Lot-of-3-HP-E7674-63001-100-240V-50-60Hz-16A-Power-Distribution-Unit-PDU-/251276014756?pt=US_Power_Distribution_Units&hash=item3a8137b4a4 are 75 for the three.  Not sure if they are any good but that's what ebay found.

How far from your panel are you going to put your miners?  How many slots do you have in your panel?

I would make a little spreadsheet comparing 6 x 120v20a, 3 x 240v20a and 2x240v30a.

The 6 x 120v20a circuits would require 6 runs of 12awg wire, 6 single pole breakers or 3 of the 2 in 1s, 6 duplex boxes and 6 duplex outlets.  No power strips needed.
The 3 x 240v20a circuits would require 3 runs of 12awg wire, 3 double pole breakers, 3 duplex boxes, 3 outlets and 3 16A PDUs
The 2 x 240v30a circuits would require 2 runs of 10awg wire, 2 double pole breakers, 2 duplex boxes, 2 outlets and 2 24A PDUs

Of course, a more important question is how long you plan on keeping this up and do you ever expect your power consumption to go DOWN.  History shows it rarely does Wink
sr. member
Activity: 420
Merit: 250
April 25, 2014, 05:47:40 PM
#4
With the increase in difficulty, I would advise taking the most power efficient route. I'll PM a link to where I get my PSUs at wholesale price.
newbie
Activity: 47
Merit: 0
April 24, 2014, 11:34:37 PM
#3
Thats what i was thinking except to go that route i am looking at least $200 more in supplies. I am curious if I will make that back with the little gain in efficiency?
full member
Activity: 192
Merit: 100
April 24, 2014, 10:47:07 PM
#2
2 x 220v 30 amp circuits with 2 x 220v 24 amp PDU's would be my initial design for that sort of setup.
newbie
Activity: 47
Merit: 0
April 24, 2014, 10:42:00 PM
#1
I am expanding my "farm" from 3 ants to 12. What would the best way to power these units? Not asking about PSU's but distribution. Which option would be best?

1) 120vac 20amp circuits, 2 1000 watt psu's per circuit. I would need 6 20amp circuits

2) 240v 30amp circuit with PDU, I could run 11-12 miners on one circuit

any other ideas? Also, is there any difference between a power strip and a basic PDU?

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