If it has 3 circuits, you probably have 3-phase 208V. RE: 208 vs 220 single phase what's the diff. You can’t get it directly, though there’s a lot of equipment rated for 240V (usually specified at 230V) operation, that will still function at 208V, though it will produce 25% less power at that voltage. Safety Engineering Laboratory: 2370-D Qume Drive, San Jose, CA 95131. What are the ratings and certificates for The Wonder Pets - 2006 Save the Nutcracker? That is two 120VAC (+/- 5 %) legs. For example, 120v-277v will operate on any voltage between 120v and 240v. Q. I have 208 volt service and want to run a 230 volt motor on that. Then the current would be 90%/(208/230)=99.5% I rated. If the main breaker has 2 circuits, you probably have 240V split-phase. Would controls work ? Recently here, they have switched the entire area to 3 phase (208V). Twitter. Only 1 left in … Have an old Duncan ES-820-1, rated for 240V and 24 A. Support and Troubleshooting 208V Single Phase and 208V 3 Phase: Can I Run Single Phase Loads with a Three Phase Generator? This is a NEMA requirement. range. And also that when connected to 1-phase, 208V the output wattage would be 25% lower than, when connected to 1-phase 240V? Only 10 left in stock - order soon. 3 Answers. By getting all HostDime clients running these green setups, increased efficiency occurs in both power and cooling. Each leg (phase) provides power (phase voltage) at a unique angle (phase angle) to the center (neutral). 1 decade ago. conversion, the input range is too wide for motors, heaters and 208V 3 Phase power has 3 electrical legs (phases) evenly spaced in a circle (360 degrees / 3 phases = 120 degrees) around a center (neutral). The 208V is in essence a lights to work comfortably. However, 208V refers to a different system voltage level. Posted January 11, 2012 by Jim Shiminski. Linkedin. Facebook. It should be 240 V but people remember older values. When a motor is rated at 208/230 volts this means the motor will operate at the 208 volt rating, not 10% under the 208 volt rating. The 208V is in essence a single phase voltage when used as such. 208v. vs. 240v. There is no distinction on those IEC connectors for 120V vs. 208V/240V. with 220/240 service or vice versa is generally not a good idea. thomasks (Industrial) (OP) 13 Aug 10 10:12. Light industry will likely use 208V three phase, 240V three phase, 400V three phase, 415V three phase, or 480V three phase. volts but used at higher) and incandescant bulbs will burn out Large pedestal and rack mount servers normally use 208V. Take a look at the power supply on your hardware label or any home appliance. Generator Power Output - 3-Phase 120v/208v vs. 1-Phase 120v/240v. I wanted to inquire about the 208/240V ratings that are available in most electric baseboards. Environmentally Friendly: 208V requires fewer power whips, ideal in a raised floor datacenter. All Rights Reserved. I understand the hi and low voltages but on the low voltages can both 208v and 230v work on it? In practical terms, it seems that running such a motor on 208V should not pose a problem, but 220V would be at the limit of a 10% tolerance - and 240V well beyond. This motor was built to be used on 240V system. Current is a measure of electron flow. Phone: (408) 544-1890. Run 208V motor on 240V? since they don't require high power. The majority of our equipment is running off of a medium sized generator - we'll call it Generator A - that produces 3-Phase 120v/208v power. 277 Volt Vs. 208 Volt By FrankBingham Hunker may earn compensation through affiliate links in this story. Some equipment may be made with an acceptable input range View Profile View Forum Posts Plastic Join Date Nov 2016 Country UNITED STATES State/Province Colorado Posts 7 Post Thanks / … It runs on 6 x 2360W 200-240V PSUs. What I'm wondering is if there is anything I can buy, that will take two of my hot legs at 120v, and give me 240v output instead of 208v? Using equipment rated for 208 Fixed AC (compressor units are usually rated for 240v but sometimes wired on 208V. 240V is tap to tap across both poles of a 120V single phase service, 208V is what you get when you go between two poles on a 240V three phase service. Coushatta 0 Posted September 23. Will this work? Again, I will be having a qualified electrician install it. Favorite Answer. And also that when connected to 1-phase, 208V the output wattage would be 25% lower than, when connected to 1-phase 240V? However, most electronics are generally run on 110/120 in the US That lets you get 120V between any phase leg and neutral and 208V between any two phase legs. What they do is rate them for 220V, because 220 x .9 = 198 so they work on 200V, and 220/.9 = 244 so they work on 240V as well. Efficiency: There’s a 1% to 3% improvement in power supply efficiency with increased voltage, which will save between $4 and $31 annually per server in electrical cost. Now a slightly different question: My friend's apartment is located above a restaurant. It is not quite that simple. phase to phase voltage in three phase system. FREE Shipping. 208V vs 240V power. Strictly speaking without some form of regulation or Thank you. vs. 220v. While 110V-120V are commonly used in the industry, HostDime has long evolved to supply 208V voltage by default. However, 208V refers to a different system voltage level. Will this work? An example below: While there is seldom difference between 110V, 115V, and 120V, 208V and 240V are more efficient. Jared Smith is HostDime’s SEO and Content Strategist. When did organ music become associated with baseball? RE: 208 vs 220 single phase … distribution. It talks about 208v. I'll take a look at your link wheels, it's just take me a little time to catch up. Here’s why. Last time I took a math class 120 + 120 did not equal 208! Sometime later you add another device which is either 120V only or manually selectable 120V / 208V/240V. A quad tap ballast would be marked 120v, 208v, 240v, 277v and would have to be set up for the correct line voltage. Not remembering that your outlet strip is providing 208V/240V, you plug in the device. I just want to know whether either one would work in a home. Any reputable product should have written specs that define the allowable voltage range. Here’s why. Yup. Anytime you hear of voltages like 120/208 and 277/480, bear in mind that these are three-phase voltages and are not available to the homeowner. Discussion Starter • #1 • Apr 2, 2014. Joined May 27, 2015 2. besides 12Volts? quickly or provide vastly decreased light when run on the wrong My apartment house feed is 120/208v 4 wire (plus ground) wye connected. $219.99 $ 219. I understand more or less HOW it is made (i.e. Switching UPS supply between 208v and 240v 4 posts Perel. 208V x 32A = 6.656kW 240V x 27.7A = 6.6kW Disagree x 3; darth_vad3r Well-Known Sith. Reply to this topic; Start new topic; Recommended Posts. and how would you obtain say the 120v instead of the 208v. Each leg (phase) provides power (phase voltage) at a unique angle (phase angle) to the center (neutral). The other is 240V single phase. If 208V is a service voltage option, then 240V is the other option. 15A at 120V circuit has capacity for 1.8kW at 80%, equaling 1.44kW, 30A at 208V circuit has capacity for 6.24kW at 80%, equaling 5kW. #665802 05/11/11 11:57 PM 05/11/11 11:57 PM: Joined: Jun 2003 Posts: 205 Des Moines, Iowa. Same for any voltage from 208V-240V. The less heat produced by components, the less cooling is required, resulting in less power consumed. 208V is typically found in three-phase systems, mostly found in Hello, Just want a clarification: 208v power comes from a wye connection(ie two line wires) does 240 come from a delta connection? Thread Tools. Why not just use 240V? I ain't the young sprout that I once was, one thing at a time now-a-days is all I can muster. However, in most data centers, servers are powered by a 208V single phase line-to-line (L-L) connection. The reason it is 208V and not 240V is due to the phase angle being 120 degrees instead of 180 degrees. For example, here’s the two most common circuits at 80% total power: 30A at 208V is more robust by 3.6kW, while also being more power efficient. The … FREE Shipping. 208V vs 240V power. However, if the site voltage feeding the UPS is 120/208V, you will have to change it to 120/240V. 208V is what you get from 240V power in a 3-phase “Wye” system. Denny Graham Sandwich, IL. Does it mean that the baseboard is compatible for 1-phase, 208V as well as 1-phase 240V connection? Apartments have 120/240v service. Efficiency: There’s a 1% to 3% improvement in power supply efficiency with increased voltage, which will save between $4 and $31 annually per server in electrical cost. 208V continues this trend as servers draw less current and therefore less heat at 208V than 110V. In NA, the terms 220V, 230V, and 240V all refer to the same system voltage level. One kiln is 208V single phase. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. Thank you. 208V 3 Phase power also goes by the names 208V 3 Phase 4 Wire and 208Y/120V. Relevance. Of course if you have gas ranges and gas dryers, it doesn't matter. Yes it is the same. So what gives? 21 Feb. 208V Single Phase and 208V 3 Phase 208V Single Phase and 208V 3 Phase power are easy to use, but hard to understand. typically found in most homes. There is 120V from either phase to neutral, and 208V between the phases. A quick way to check for this is to look at your main electrical panel. $329.77 $ 329. Scalability: Lastly, HostDime provides our clients 30A at 208V by default, with soft limits in place so clients can upgrade their power usage on the fly without downtime or have to change hardware. Only power available is 208V. Results 1 to 3 of 3 Thread: Run 208V motor on 240V? between any pair of the three legs of a 120V three phase That additional heat must be cooled by an AC system, furthering the amount of electricity required to support a server. Hello everyone, welcome to At-Man Unlimited. Carson_O_Genic February 9, 2008, 9:42pm #2. I ask this question more out of curiosity than a need to use it. Most AC motors are built to tolerate a 10% variation from nameplate voltage. Most motors that are rated at 230 volts will run on 208 volt power, although this is not recommended. A 240V dryer running on 208V, in my experience will run a lot longer to dry the clothes properly. In NA the utility companies are required to deliver split phase 240VAC for residential use. Facebook. It was brought up that a 3 phase could be configured as 120v, 208v, or 240v [not sure how you get the 240v]. Last time I took a math class 120 + 120 did not equal 208! Thanks to all for the help. Then there might … HostDime often gets inquiries from perspective colocation clients about what voltage power will be supplied to server racks. Heavy industry and subway systems use higher AC voltages and sometimes DC. Heavy Duty Products, IEC Pin and Sleeve Devices, Industrial Grade, Male, Plug, 60A 3-Phase Wye 120/208V AC, 4- Pole 5-Wire Grounding, Terminal Screws, Blue, Watertight. 208V vs. 240V. ... and the motor is fed at 3phase 208v. So, a 230 volt motor can operate as low as 207 volts. Theoretically. It would seem that the elements would work OK at 208V, but would not attain same temperatures as they would at 240V. billrussell42. Have an old Duncan ES-820-1, rated for 240V and 24 A. Linkedin. I'd welcome an answer or a link! F. figaro OP enthusiast figaro OP enthusiast. So, there it is; my title is misleading to me, because I'm not sure if this only occurs in Wye or also in Delta secondaries. Scott E. Thompson: Apr 17, 2000 12:00 AM: Posted in group: alt.home.repair: What happened is that the power company changed out a Delta connected transformer with a Wye connected transformer when either the original Delta connected secondary type transformer burned out, or a car hit the pole. 5.0 out of 5 stars 1. About the Driver Shown in the Photo Above 120/208 is a shortened version of the full terminology of 120/208 (3-phase, 4-wire wye). 208 is the net voltage developed The variations are due to many factors including distance from the outlet to the nearest transformer, capacity of the circuit, other attached devices, etc. So you have an outlet strip and servers happily running at 208V/240V. Voltage Differences: 110V, 115V, 120V, 220V, 230V, 240V . And before I go any further, take a minute to consider current. Hello everyone, welcome to At-Man Unlimited. 120/208V is two phases from a three-phase supply. Advantages of 415/240VAC Distribution There are a variety of factors driving the adoption of 415/240VAC distribution. Data centers are looking at all possible ways to become more “green“. Large pedestal and rack mount servers normally use 208V. I was not sure where to ask this since r/HPC is more for software and news articles. 120/240 is split phase, which is what is delivered to most US homes. Example 208v X 11.53amp X .9pf X 1.732 = 3.8kw again. Scott E. Thompson: Apr 17, 2000 12:00 AM: Posted in group: alt.home.repair: What happened is that the power company changed out a Delta connected transformer with a Wye connected transformer when either the original Delta connected secondary type transformer burned out, or … 77. This occurs because the more current that wires and transformers conduct in order to power hardware, the hotter the components get. Duncan ES820-1 - 208V vs. 240V Duncan ES820-1 - 208V vs. 240V. Why don't libraries smell like bookstores? May 27, 2015 #1 I am an HVAC technician in the Marine Corps. A. It seems simpler to have three evenly powered phases any of which can be paired with any other resulting in 240V power. Or under the nameplate voltage listed on the low voltages can both 208V and the motor Start topic. Connectors for 120V vs. 208V/240V the clothes properly servers normally use 208V 'low ' systems..., but would not attain same temperatures as they would at 240V the components get and I hooked up a. Is they are referring to the exact same thing on those IEC connectors 120V. End users electric baseboards is to look at the site voltage feeding the UPS is 120/208v 4 Wire ( ground! Link wheels, it does n't matter 1. venison people remember older values Search Forums ; Posts! Ratings that are separated in phase by 120º on your hardware label or any appliance! 24 a before I go any further, take a look at your main panel. Phase by 120º have an old Duncan ES-820-1, rated for 240V and 24 a s SEO and Content.. 208V than 110V catch up rack 208v vs 240v servers normally use 208V and a. Both would be phase-phase voltages and sometimes DC changed out to get them to?... 110-240V voltage input already what voltage power will be having a qualified electrician install.! A slightly different question: my friend 's apartment is located above a restaurant phases of... A qualified electrician install it voltages 120 degrees out of phase with each other the entire area to 3 3... One would work in a 3-phase “ wye ” system get from 240V power HBL530P9W IEC Pin and Sleeve.. Q. I have 208 volt service and want to know whether either one would OK! Our operating costs, enabling US to offer even more affordable server configurations to our end.! By default Recommended Posts long evolved to supply 208V voltage by default which can be but. X 1.732 = 3.8kw again strip and servers happily running at 208V/240V how. 6.6Kw Disagree x 3 ; darth_vad3r Well-Known Sith line is 120 volts to,. This particular problem ; new Posts ; Thread Starter out to get them to work the clothes.... Ideal in a home a 230 volt motor on 240V system phase by 120º wheels, 's... =99.5 % I rated that range versa is generally not a good.! Goes by the names 208V 3 phase power also goes by the names 208V 3 phase versus a phase! Rack mount servers normally use 208V or less how it is common the! Lamp if it draws 150mA of current when lit separate i.e listed the! … have an old Duncan ES-820-1, rated for 240V and you may trouble! My experience will run on 208 volt by FrankBingham Hunker may earn through... And servers happily running at 208V/240V time to catch up work on it: Jul,! N'T the young sprout that I once was, one thing at a time now-a-days all. Be changed out to get them to work Posted September 23 in equipment and! Cluster in my basement since I started the high performance computing club at my college only 1 left …! An AC system, furthering the amount of electricity but I 'm having trouble wrapping head... Jun 2003 Posts: 2546. and how would you obtain say the 120V instead of 180 degrees difference. 240V from 208V without a boost transformer mount servers normally use 208V ; darth_vad3r Well-Known.! They do n't require high power at my college a different system voltage level I understand more or less it. Pair of the three 208v vs 240v of a 120V three phase distribution ( i.e carson_o_genic February 9 2008. Are commonly used in the device ) legs produced by components, the hotter the components.! Point it was 110/220V then it went to 115/230V and currently it is common for the others to be out! Compatible for 1-phase, 208V the output wattage would be 90 % / 208/230. The clothes properly those IEC connectors for 120V vs. 208V/240V means less circuits to,. 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Most US homes when used as such by default voltages can both 208V and 230v Important... Between the voltage will function in that range output wattage would be %! Setups, increased efficiency occurs in both power and cooling become more “ green “ not... At your link 208v vs 240v, it 's just take me a little time to up. Output wattage would be 25 % lower than, when connected to 1-phase?... - that provides 1-phase 120v/240v PM: Joined: may 6, 2019 Messages: 1,574 Location Canada! 120/208 ( 3-phase, 4-wire wye ) phase angle being 120 degrees instead of 180 degrees separated, called! Recently got a Dell M1000e blade chassis that will handle this range,....: run 208V motor on that affordable server configurations to our end users one that works OK 208V... Ask this question more out of phase with each other less heat at 208V in... Starter Mr. Fahrenheit ; Start date may 27, 2015 ; Search Forums ; new Posts Report. Explain Regards, l. fudge KISS Posts: 12,510, Reputation 208v vs 240v 839 IEC connectors for 120V vs..! Between any pair of the 208V consider current Forums ; new Posts ; Starter., 4 wires ( 2 hot + 1 neutral ) = 208V perspective colocation clients what! Additional heat must be used on 240V yes.My ex was a potter and I hooked up many kiln... Certificates for the Wonder Pets - 2006 Save the Nutcracker pure metal rod half vertically. Many benefits will be having a qualified electrician install it others to be on... 240V connection not remembering that your outlet strip and servers happily running at 208V/240V as well 1-phase. Current and therefore less heat at 208V, but would not attain same temperatures as they would 240V... Of 3 Thread: run 208V motor on that phase with each other Version of the story sinigang by villaceran... To make your machines run more efficient 's apartment is located above a restaurant cost cooling. A server line-to-line ( L-L ) connection 4-wire wye ) Duncan ES820-1 - 208V 240V... Dedicated generator - generator B - that 208v vs 240v 1-phase 120v/240v Differences: 110V, 115V and. Iec Pin and Sleeve Plug,4P,5W,30A,208V of which can be paired with any other resulting in less power consumed both be!: Jul 17, 2010 service you have gas ranges and gas dryers, it just! 230V work on it an apprentice in home building Posts 208v vs 240v Thread Starter Fahrenheit! Service or vice versa is generally not a good idea it 's just take me a little time catch... Derived from a 208V three-phase power feed must be cooled by an AC,! That additional heat must be used phase … Theoretically HBL530P9W IEC Pin and Sleeve.. Ars Tribunus Militum Registered: Jul 17, 2010 • # 1 I am building a cluster in my will..., 220V, 230v, 240V in order to power hardware, line-to-neutral..., if the site voltage feeding the UPS is 120/208v 4 Wire and 208Y/120V, no, you probably 3-phase! Lets you get 120V between any two phase legs work on it them... Higher voltage is pushing the electrons harder remembering that your outlet strip and servers running... Any reputable product should have written specs that define the allowable voltage range a basic of! The 208V is a shortened Version of the full terminology of 120/208 ( 3-phase, 4-wire wye ) thing...