Questions tagged [voltage]
The voltage tag has no usage guidance.
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220v Washer Dryer Machine Voltage Tolerance
I moved to an old apartment where the energy output is, in practice, between 130v and 140v (should be 127v max in an ideal world), and I have a 220v (not 240v) washing machine which was intended to be ...
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Replacing wires in Room from the 1980's
I have a couple questions on my rewire / remodel I am doing.
I rewired a ceiling with LED potlights. I used 12/2 Romex. I just noticed for some reason the room is running on 20Amp breakers. Is ...
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ceiling fan on after shutting off power [closed]
Trying to remove a ceiling fan upstairs. I shut off the breakers for upstairs, and everything turned off - except the ceiling fan is still running. None of the rooms upstairs have power. How is the ...
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Electrical outlet is not outputting nearly enough voltage
So I've been dealing with a faulty outlet for the last week now, and have done some debugging steps but am a bit lost on where to check next.
I first attempted to replace the outlet but then found ...
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How do we deal with wire burning smell [closed]
While I watch TV in my living room , I do get some kind of wire burning smell , then it suddenly stops.
Initially I thought the smell is coming from Electrical Meter and fuse in Main distribution ...
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Why Surge Protection Device (SDP) fails and how to deal with that [closed]
The power surge from the electrical line has taken out electrical appliances from many houses not sure if it's a power sub station fault or primary lightning strike on power pole.
But some of the ...
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How to stop TubeLight from flicking when the water heater is turned on
Please find the video here. Whenever I turn on the water hater (tanked AO Smith HSE-VAS-X-015 Storage 15 Litre Vertical Water Heater (Geyser)), the tube light flickers. I'd like to stop that.
Should I ...
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Voltage meter from power conditioner in home showing crazy jumps and inconsistency
I’m having this issue with here I can't get a stable voltage reading coming out of any outlet in a particular room. I have a furman m-8dx power conditioner with a voltage meter that jumps anywhere ...
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Why did my water stop getting hot and my stove doesn't do anything
Cold water coming from the hot water heater. Changed the bottom heating elament that was bad and let the tank refill. Turned power back on and waited an hour, turned the water on to see if it was ...
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One leg is 90v the other 140v
When under load I’m getting 90v on one leg and 140v on the other Al thought it varies. If I turn everything off I get 120v on each phase to neutral. I think it’s the power company side, but they came ...
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Daisy Chain Subpanels or Not?
I’m trying to run power to a well pump house/seed starting shed now, while also planning for a barn/shop several years in the future. I am wondering if I should have two separate circuits (a lot more ...
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I am getting 120 volts when checking the hot and neutral on the outlet but when I check the hot and ground I’m only getting 80 volts? [closed]
I am getting 120 volts when checking the hot and neutral but only 80 volts when checking the hot to ground?
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Trouble identifying hot and neutral in old house (no ground?)
I am replacing a ceiling fan and did not note how it was previously wired before taking it down (i.e. which are the hot and neutral wire). The house is quite old (some parts over 100 years - including ...
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Can I plug a 240v halogen light bulb into a 120v lamp?
I’m trying to buy replacement bulbs for my halogen lamps. The lamps say “Maximum Wattage 100W”, but they say nothing of voltage. The bulbs that came with my lamps say “120V 100W”. I’m in the United ...
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220V Induction Heater Electrical Connection
I'm hoping to get an induction heater for my condo, but the heater requires 1 hot, 1 neutral, and 1 ground. I believe that's a European electrical setup, so how would this get connected in the United ...
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How to voltage test GU10 a bulb socket
I have a GU10 light socket that is flickering. I bought a LED compatible outlet, quality LED dimmable bulbs (and have tried a few different ones). I suspect that the voltage is fluctuating because ...
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Is it OK to mix wire gauges when trying to reduce voltage drop over long lines?
I'm planning out an off-grid electrical system in which I'll have electricity going to an outbuilding from the inverter. The total distance one-way is around 200 feet.
I'm concerned about voltage drop....
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What is the best way to wire for 120 volt & 240 volt remote power on a saltwater dock that is located 800 feet from the house main panel?
I have a saltwater dock that extends 625 feet from shoreline with an elevated junction box at the dock entrance, which is located an additional 175 feet from the dock entrance to the main panel of my ...
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How can I determine the voltage requirements of an appliance?
I am moving from the USA to Japan and I really want to take my espresso machine with me. Japan runs on a lower voltage (Japan's voltage is 100 V and the frequency is 50-60 Hz). I have attached a ...
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Why live to ground voltage is only 0V (in a 220V AC power outlet & there is also electric shock on the panel)? [closed]
my name is Kelvin. I'm a trainee hydraulic engineer in Indonesia. I apologize if this question has been answered before / if this question is too basic. So we have a problem with electric shock coming ...
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Different output levels depending on input voltage / amps
I have some PA speakers that display two different fuse levels on the input label depending on the input voltage:
Am I right in thinking you multiply the amps by the voltage for the fuses to get the ...
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Replacing on/off switch in 1960/70's (ish) metal gooseneck lamp (U.K.)
I'm in england - the uk?*
I'm not sure if I should post this here, it is hardly electrical engineering, but I'm not sure where else to put it.
The switch on my bedside lamp has died. I've taken it ...
user1224642
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Should the voltage of L1/N and L2/N sum to the same voltage as L1/L2?
I have a smart meter that is complaining the voltage is too high. When I use my AC volt meter on the two lines, I get 229. But when I do just L1 to N or L2 to N i get 129 and 131. I thought the ...
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What is voltage supposed to be on a typical light circuit?
I have the same circuit shown here in my house minus any ground wires. I was doing renovations and had the ceiling fixture removed. When I was going to reinstall the ceiling fixture I made sure the ...
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Voltage increases in one outlet when stove is turned on
Wife got a new monitor for her laptop and she started noticing that when the burner in the gas stove is turned on, her monitor goes dark for 1-2 seconds. The same happens when the burner is turned off....
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Neutral line has 2.3v
I have a RV and I plugged into shore power for the first time the other day and noticed the plug has a test light that says if the wiring is good. It lit up saying my N and L were reversed.
I checked ...
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10/3 uf cable for 30 amp circuit
I have a 10/3 UF cable running to my greenhouse, but I am not sure of the exact distance it runs underground.
I want to add an electric heater and would like to use a 30 amp circuit but my only ...
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What causes sometimes low voltage & sometimes high voltage on different circuits in my house? And I have to run 2 space heaters for either to work [duplicate]
I’ve had issues with flickering lights for a while & over the summer we added a window unit to my sons room & you could barely tell it was running. I used my meter to check several outlets ...
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Is there a maximum wattage lightbulb I can use on ceiling lights or floor lamp lights?
I'm trying to create some brighter lights in my home to deal with the effects of the winter and I'd just like to check whether there any dangers or limits on using extremely powerful bulbs.
In ...
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Can severe voltage drops in the house cause damage to wiring and electronics/appliances?
For the past three months we had voltage drops in the house and eventually found out that negligence of the power company caused it. It was finally fixed, but my question is, should I or an ...
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Safe voltage from Line to Ground 220V AC single phase?
[[ CORRECTION: L-N should be N-G or N-E. My mistake. ]]
I live on the ground floor of an apartment building in India. Standard Indian wall voltage is 220V AC. I'm about 5 meters from the circuit ...
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Three phase to single phase: Voltages unbalanced [closed]
At work and our regular electrician is off. It could wait if necessary but I'd like to see if it's a simple fix.
When our building was constructed 50 years ago, apparently it had a 460V 3-phase pool ...
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Wire to Receptacle Only Shows 1.9V
Went to use the garbage disposal yesterday and it didn't work. At first I thought it might have tripped its internal fuse, but no dice—I pushed the button on the bottom with no effect. Then I ...
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Is it possible to convert a (US) 240V 20A outlet into a single 120V 20A outlet using an adapter cable?
The adapter shown in the picture is described by the seller as "4-Prong 220V 14-50p Outlet Plug to 120V 5-20R/15R Female Adapter Power Cord for 20V [sic] 15/20Amp Household W/Breaker".
What ...
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Is it safe to use a 2 Amp capacity voltage stabilizer with a refrigerator compressor LRA of 8.1 Amp?
Background:
Recently, one of my refrigerator got damaged due to frequent voltage fluctuations, despite having in-built voltage stabilizer claimed to be installed by the manufacturer. So, I intend to ...
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Broken outlets: 110v between hot and ground, 110v between neutral and ground, but ~3v between hot and neutral, why?
So a few outlets on the same circuit suddenly stopped working yesterday, and we suspect that's due to a bad receptacle which is on the outside of the wall. We opened it up, and tried to replace the ...
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What should be the core size, SWG #, # of turns for 100VA isolation transformer to run 100 watts bulb at .5 amps & 230 volts? [closed]
I am a certified computer programmer, but not an electrician, after researching on google, youtube, reading few books and referring to some local technicians, I made a transformer on toroidal core ...
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Small voltage reading between Spa water and earth ground
I've noticed a strange voltage reading between the water in my spa and natural earth ground. The reading varies between .35VAC and .7VAC. My wife noticed a small shock from the water after inserting ...
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Loss of voltage when connecting an outdoor light fixture
I am stuck. I have an outdoor light post. A wire to the post was cut and was replaced. At the post, I have 120
volts off of the wire. When I connect the light fixture I am only getting 48 volts. ...
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One leg voltage loss to sub panel
I have a sub panel about 200’ from my main that is fed by MHF buried, not in conduit. The sub panel just runs my well pump at 220v 10a and a 120v outlet. Everything worked fine for a month and then ...
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Can I use a lower voltage power supply to power a router? [closed]
Devices in question:
Power supply: 5V 2A USB charger with 2 ports
Router: 10V 1A
Modem: 10V 0.5A
I'm trying to decrease the volume of cables and I'm pondering about removing my router and modem's ...
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Extending 20AWG of Ikea VAXMYRA, What to look out for
I am looking to extend the current wire of Ikea VAXMYRA led light. From the wire there's printing of AWM 2468 20AWG 80oC 300V. Can I literally just purchase another 20 AWG cable and splice it? Please ...
RobertLow
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Lava lamp UK to Canada
I've recently buy a lava lamp and it only works for EU, all of it is 220-240V. First I've buy the plug adapter (not converter for V) the light bulb is 240V R39 E14 30W, and it doesn't exist in 120V, ...
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Why does 120V line measure 26V?
The red wire has fed to fluorescent lights / LEDs for decades with 120V. When the circuit breaker is open it reads 6V, breaker closed is 26V AC (Fluke DVM) between the red and white wire: no load ...
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What could be causing the voltage drop in light sockets of my bedroom
I have a single circuit breaker for all lighting circuits in my apartment unit. However I'm having severe voltage drop in my bedroom's light sockets. I started suspecting about it ever since the ...
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Can I replace a 115 V doorbell transformer with a 120 V doorbell transformer?
update I replaced the transformer and 1 single doorbell with the ring video doorbell wired. Everything is functioning as it should. The existing chime from the standard doorbell is slightly louder ...
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How do I troubleshoot lost voltage in a previously working connection? [duplicate]
I have a garbage disposal that was direct connected to a 15A breaker and working fine. I needed to share that line with a new dishwasher install so I tried to install an outlet.
I disconnected the ...
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7A 125v fridge into a 15A 125v outlet?
My outlet reads 15A 125V, I bought a fridge with a plug that reads 7A 125V, and IH range who's plug reads 15A 100V. Is it safe to use these items?
I bought both an IH range and a fridge that said they ...
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Why is there voltage between the hot and traveler or other wires when all switches and fixtures are disconnected?
This is happening to me in a US residence. I’m replacing two light fixtures and both switches. One light has a 3-way switch, the other just a single-pole switch. See crude wiring diagram.
For the ...
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Voltage drop between hot wire and switch return
In my bathroom I have one single pole switch for light and one for a fan. When I turn on just the light all 4 LED bulbs are dimmed. Then if I turn on fan or light in a room which is on the same line, ...
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