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Answer for USA, Canada and countries running a 60 Hz supply service.

You need to call your power company and have them confirm they are supplying an acceptable voltage.

However, what most residents call 220v service is called 240v service in the code and most equipment can run on anything within 10% of that, or from 216v to 264v. Many power companies do not supply homes with more than 220v. You get a little less light out of light bulbs and electrical heating equipment provides a little less heat than the rated wattage. But equipment lasts longer and you have fewer power-related problems.

Likewise, the corresponding lower voltage of the same system is often called 110v but is actually 120v in the code and equipment can run on anything within 10% of that, or 108v to 132v.

There are other things that may be wrong but they require a competent electrician to check out.

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As always, if you are in doubt about what to do, the best advice anyone should give you is to call a licensed electrician to advise what work is needed.

Before you do any work yourself,

on electrical circuits, equipment or appliances,

always use a test meter to ensure the circuit is, in fact, de-energized.

IF YOU ARE NOT ALREADY SURE YOU CAN DO THIS JOB

SAFELY AND COMPETENTLY

REFER THIS WORK TO QUALIFIED PROFESSIONALS.

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βˆ™ 13y ago
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AnswerBot

βˆ™ 4mo ago

This could be due to fluctuations in voltage supply from the utility company, faulty wiring, or equipment malfunction. It is important to investigate the root cause to prevent any damage to appliances or potential safety hazards. Consider consulting an electrician to inspect the circuit and determine the best course of action.

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Q: Why is 248 volts coming out the 220 volt circuit?
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Can 110 volt apliance work on 220 volts circuit?

NO - that is dangerous.


Will a 220 volt ballast operate from a 230 volt source?

Yes, 220 volts is in the same voltage classification as 230 volts.


Is France 110 volt or 220 volt?

France uses 220-240 volts for their electrical system.


Can 110v circuit power 240v devices?

You need a step-up transformer, to go from 110 to 220-240 volts. Then a 110 volt supply can operate 240 volt equipment.


Why does 220 volt line put out 250 volts?

A 220 volt line may put out 250 volts because this specification features voltage that varies between 220 and 250 volts. In other countries, the electricity varies in voltage between 110-120 volts.


Can you use 265 volt appliance on a 220 volt line?

Using a 265-volt appliance on a 220-volt line can be risky and may damage the appliance, cause a short circuit, or result in a safety hazard. It is recommended to use voltage converters or transformers to ensure safe operation of the appliance.


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Electric cook tops typically require 220 volts for proper operation due to their high power requirements.


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No 380 volts is too wide a spread to use a 220 volt motor on.


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How long does current remain in a 220 volt circuit?

The current in a 220 volt circuit depends on the resistance of the load connected to it. Ohm's Law (I = V/R) states that current (I) is equal to voltage (V) divided by resistance (R). So, the current will vary based on the resistance of the circuit.


What happens if I plug 24 volts to 220 volts?

If you mean connecting two different voltages in parallel, you would have a "short circuit" where the 196-volt differential is dissipated in any high-resistance point in the circuit, creating a lot of heat for a very short time (as something suffers thermal runaway and catastrophic breakdown). You could get an explosion and fire. On the other hand, if you have a 24-volt DEVICE and plug it into 220 volts, the result would depend upon what kind of device it is. For instance, if it's a 120/24-volt step-down transformer and you plug in the 24 volts to 220, you will be running the transformer "backward" and create 1,100 volts at the "output". If the transformer's design does not include adequate insulation for 1,100 volts, you would have dielectric breakdown, and another possible "short circuit" when things melt and conductors touch each other.