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Questions tagged [outlet]

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0 votes
2 answers
54 views

If I provide this wall power strip 240V 50Hz instead of 120V 60Hz, what do I get back out? [closed]

I'm looking at this product, and next to the plug, it says: Input Voltage: AC110-250V Maximum Power: 2500W 10A USB Output: Total Max 3.4A Frequency: 50/60Hz It ...
user541686's user avatar
  • 1,184
0 votes
1 answer
114 views

How to charge capacitor bank safely?

I am making a project that needs a capacitor bank. I have six 250 V rated capacitors, a 120 V - 240 V step-up transformer, and a bridge rectifier. Is it safe to charge these using a wall outlet (I am ...
toomanyfeet's user avatar
1 vote
3 answers
425 views

Is it an issue that type F outlets are not polarized?

A lot of European countries use type F outlets that are not polarized, i.e. you can plug in both orientations. This means that there is a big risk (50%) to invert live and neutral. Is that not a major ...
Cl00e9ment's user avatar
0 votes
2 answers
347 views

Is there a surge suppressor or power strip that doesn't draw power when switched off? [closed]

I've read that leaving electronics plugged in but not being used still draws power. Is this true? But if it was turned off it would probably not draw as much power as it would be if it was turned on? ...
1.21 gigawatts's user avatar
1 vote
1 answer
289 views

Odd discoloration on wall outlet [closed]

Just noticed a very odd brown looking discoloration (see image) on the top plug of a wall outlet. The items outlet has been in use without issue for awhile. Should I be concerned about the ...
JohnBuilder's user avatar
0 votes
1 answer
135 views

A component that acts like a buffer incase of power outage? [closed]

I've had a few self inflicted power outages when too many appliances are connected at once, I got a blue screen on my PC as I had another power outage while booting, I've managed to fix this however I ...
Aden's user avatar
  • 27
1 vote
1 answer
74 views

Need identification of a vintage sound systems outlet

I have wracked my brain and searched across the web only to come up empty handed, I was hoping someone here can finally lay my frustrations to rest. Closest I can find was the NEMA 5-15P to IEC 60320 ...
Vance's user avatar
  • 11
0 votes
1 answer
84 views

What is this type of old wall outlet?

We recently moved to Spain. We rented an apartment in a building which according to my estimation was erected some fifty or so years ago. There are three wall outlets (apart from a number of modern ...
S. N.'s user avatar
  • 103
0 votes
2 answers
532 views

How do I hook up my power supply to an outlet? [closed]

I bought a VGD-75-D524 power supply for an Arduino project (since it had a 24V, 2A option) which is what I need to power my Nema 17 stepper motor. I'm unsure how connect this to my home's 120 V outlet....
jasonmzx's user avatar
  • 173
1 vote
1 answer
704 views

Can a single device connect to two different power outlets?

I’m designing a desk with electrical parts onboard that need to be plugged into a wall outlet. I’d like the desk to have two power inlets that can plug into the wall—one on each side of the desk—so ...
EveningInteraction's user avatar
0 votes
0 answers
27 views

Simulate electrical loads vs time in a institutional building

I would like to simulate how electrical loads behave in an institutional building. For example, if we have 2 panel boards Pb-A and Pb-B which have the following loads: Pb-A: 10 lighting circuits 120 v ...
Lautarob's user avatar
3 votes
4 answers
3k views

Wiring a 240 V single phase cable to two 110 V outlets (120 deg apart)

I have access to three 110 V outlets, representing 3 phases of a 240 V outlet (phase A, B, C). I am thinking of using two of these three phases (A and B) as my hot and neutral to give around 208 V. I ...
FlakR's user avatar
  • 749
2 votes
2 answers
6k views

How to hook up a transformer to 120V AC?

I'm building a DC power supply and am stepping down my voltage from 120V (from the outlet) to 24V through a transformer. I will be soldering the 3 wires that plug into a North American electrical ...
Mark Hofmeister's user avatar
3 votes
8 answers
8k views

How to convert European 230V circuit to US standard 120V circuit?

Suppose I have a house in Europe. The house is of course wired with 230V, which means it won't work directly with US plugs. If I acquired US outlets, how would I convert a single European 230V circuit ...
electrical's user avatar
3 votes
1 answer
5k views

Why does Japan use 100V AC as opposed to 120 or 230V, and why are many of their plugs ungrounded?

I don't live in Japan but I have noticed this interesting phenomenon when it comes to their electronics. I'm buying a PC-9800 and because it remained isolated in Japan its power supply is only rated ...
Matcha's user avatar
  • 133

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